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Cardiology Fellows


Fellowship Year 1

George Leef

George Leef

Hometown: Raleigh, North Carolina
Medical School: University of Pittsburgh
Clinical Interest: Electrophysiology
Research Interests: Atrial fibrillation

George received his medical degree at the University of Pittsburgh and completed internal medicine residency at Stanford. His main research interest is in catheter ablation of atrial fibrillation and he is planning on pursuing advanced training in cardiac electrophysiology. In his spare time, he is an accomplished classical pianist.

Francoise Marvel

Francoise Marvel

Hometown: Alexandria, Virginia
Medical School: Florida State University College of Medicine
Clinical interest: Preventive cardiology
Research Interests: Translational research, digital health, coronary artery disease, heart failure

Francoise has a clinical interest in preventive cardiology and healthcare transformation and is CO-PI on an Apple collaborative clinical study called MiCORE (Myocardial infarction, COmbined device, Recovery Enhancement).  MiCORE is investigating the role of a digital health management system on post-acute myocardial infarction recovery.  The intervention consists of a preventive cardiology CareKit application (“app”), Apple watch, and Bluetooth blood pressure cuff called Corrie (“Cor” is Latin for heart). Francoise completed Internal Medicine residency at Johns Hopkins Bayview Medical Center and served as Chief Resident prior to starting Cardiology Fellowship.    

Nino Isakadze

Nino Isakadze

Hometown: Tbilisi, Georgia
Medical School: David Tvildiani Medical University
Clinical Interest: General cardiology, cardiac electrophysiology
Research Interests: Atrial fibrillation, medical innovation, mobile health

Nino was born and raised in the Republic of Georgia. After graduating from the David Tvildiani Medical University, Nino decided to move to the United States for the exceptional clinical and research training. During Residency, Nino worked on a project involving atrial fibrillation detection using wristband technology, which deepened her passion towards electrophysiology and medical innovation.  She strives to continue research in arrhythmia detection/treatment using novel technologies.  

Vasanth Sathiyakumar

Vasanth Sathiyakumar

Hometown: Alpharetta, Georgia
Medical School: Vanderbilt University School of Medicine
Clinical Interest: Prevention, interventional cardiology
Research Interests: Prevention, health policy

Vasanth attended medical school at Vanderbilt University School of Medicine, where his research focused on “big data” epidemiologic projects within health policy. He completed his internship and residency in internal medicine at Johns Hopkins Hospital. Throughout residency, he served as a research fellow in the Ciccarone Center for the Prevention of Cardiovascular Disease. His clinical and research interests revolve around atherosclerosis, especially as they pertain to prevention, interventional cardiology, and mobile health. In his free time, he enjoys playing basketball, traveling, and spending time with friends and family.

Joseph Meyer

Joseph Meyer

Hometown: Sister Bay, Wisconsin
Medical School: University of Rochester
Clinical Interest: General cardiology, non-invasive cardiovasculasr imaging
Research Interests: Endothelial dysfunction, functional imaging for characterization of disease, heart failure

Joe attended medical school at the University of Rochester and completed his internal medicine training in the Osler Medical Residency Program at Johns Hopkins Hospital. He is interested in non-invasive imaging to characterize endothelial dysfunction and its role in worsening advanced cardiovascular diseases, particularly heart failure. 

Abdulhamied Alfagddagh

Abdulhamied Alfaddagh

Hometown: Kuwait
Medical School: Kuwait University Faculty of Medicine
Clinical Interest: Coronary artery disease
Research Interests: Mechanisms and determinants of coronary plaque progression or regression

Abdulhamied (Hamied) earned his Medical Degree from Kuwait University Faculty of Medicine after graduating as the Valedictorian of his class in 2013. After completing his internship in Kuwait, Hamied joined the Welty Lab at Harvard Medical School as a research fellow primarily focusing on cardiovascular disease prevention research. He studied the determinants of coronary atherosclerotic plaque progression measured by coronary computed tomography angiography in patients with coronary artery disease. He then went on to complete his residency at the Beth Israel Deaconess Medical Center, where he continued to do research in cardiovascular prevention. Hamied is passionate about pursuing a career as an academic cardiologist and a physician-scientist in the field of coronary artery disease. 

Pranoti Hiremath

Pranoti Hiremath

Hometown: Seattle, Washington
Medical School: Harvard Medical School
Clinical Interest: General cardiology and cardiology and cardiovascular imaging
Research Interests: Medical device and algorithm development, intraoperative imaging

During her undergraduate degree in Bioengineering at the University of Washington, Pranoti worked on building mobile health tools for global health settings, and on developing strategies for implanting pediatric medical devices. Subsequently, she completed medical training at Harvard Medical School, then returned home for Internal Medicine residency at University of Washington Hospitals, and now she is looking forward to returning to the east coast for Cardiology fellowship!  Ultimately, she hopes to integrate clinical experience with knowledge from research to develop tools that can positively impact the care of patients with cardiovascular disease. Pranoti enjoys dancing of all kinds, kickboxing, cooking for friends, and spending time with people she adores.

Nazir Savji

Nazir Savji

Hometown: Mississauga, Ontario, Canada
Medical School: New York University School of Medicine
Clinical Interest: General cardiology and heart failure
Research Interests: Cardiometabolic risk factors for heart failure subtype

After spending his whole life in Canada, Nazir moved to the United States in 2004 to attend Amherst College in western Massachusetts. After that, he spent three years working in an infectious disease lab, even though his true passion was for cardiology all along. He attending NYU School of Medicine before completing residency at Massachusetts General Hospital. He is interested in advanced heart failure and is interested in better understanding differences between preserved and reduced ejection fraction patients. He is also interested in teaching. In his spare time, he enjoys watching basketball, traveling, and trying new restaurants.

Wendy Ying

Wendy Ying

Hometown: Novi, Michigan
Medical School: Johns Hopkins University School of Medicine
Clinical Interest: General cardiology, prevention, heart failure
Research Interests: Heart failure prevention, heart failure with preserved ejection fraction, sex difference in cardiovascular disease

Wendy completed both medical school and internal medicine residency at the Johns Hopkins University School of Medicine. She is currently pursuing an American Heart Association post-doctoral research fellowship studying sex differences in heart failure with preserved ejection fraction. Her clinical and research interests are in the intersection of heart failure and preventive cardiology.


Fellowship Year 2

Carine Hamo

Carine Hamo

Hometown: Great Neck, New York
Medical School: St. George's University
Clinical Interest: Advanced heart failure
Research Interests: Heart failure preserved ejection fraction, acute heart failure, novel therapies for heart failure, cardio-oncology

Carine received her undergraduate degree from Barnard College and attended medical school at St. George's University. She completed residency at Stony Brook University Hospital and stayed there for an additional year as Chief Resident. She is interested in pursuing advanced heart failure training. Her clinical and research interests are in the areas of heart failure and cardio-oncology.

Karan Kapoor

Karan Kapoor

Hometown: Marlboro, New Jersey
Medical School: Rutgers New Jersey Medical School
Clinical interest: General cardiology; cardiovascular imaging
Research Interests: Cardiovascular imaging, risk assessment

Karan completed a combined, 7-year B.S./M.D. program through The College of New Jersey and Rutgers New Jersey Medical school prior to pursuing Internal Medicine Residency training at the University of Maryland, where he also served as Chief Resident. His clinical and research interests include the intersection of advanced cardiovascular imaging techniques and risk assessment as it pertains to a variety of cardiac conditions.

Jacqueline Latina

Jacqueline Latina

Hometown: North Andover, Massachusetts 
Medical School: Tufts University School of Medicine
Clinical Interest: General cardiology, non-invasive cardiovascular imaging
Research Interests: Cardiovascular disease prevention and epidemiology

Jacqueline attended medical school at Tufts University School of Medicine in Boston, MA, and completed her internship and residency in internal medicine at Mount Sinai Hospital in New York, NY. She subsequently completed an AHA research fellowship working with a multifaceted urban community-based clinical trial and completed a master’s degree in biostatistics at Columbia University Mailman School of Public Health. She is interested in preventive cardiology and non-invasive cardiovascular imaging, particularly in regards to heart failure with preserved ejection fraction, atrial fibrillation, valvular heart disease, and ischemic heart disease. 

Rhanderson Cardoso

Rhanderson Cardoso

Hometown: Uruacu, Brazil
Medical School: Federal University of Goias, Brazil
Clinical Interest: General cardiology, electrophysiology
Research Interests: Atrial fibrillation, catheter ablation

Rhanderson graduated from medical school at the University of Goias in his home country Brazil. He then completed Internal Medicine residency and a chief year at the University of Miami-Jackson Memorial Hospital. Rhanderson has diverse interests in cardiovascular diseases, particularly in electrophysiology. He has worked on atrial fibrillation catheter ablation research, and hopes to participate in the further development of this exciting field. He is especially passionate about teaching and hopes to have a career in academic medicine. In his spare time, he enjoys playing soccer, traveling, and spending time with his wife and family.

Marios Aravanitis

Marios Arvanitis

Hometown: Preveza, Greece
Medical School: University of Athens, School of Health Sciences
Clinical Interest: Non-invasive cardiology
Research Interests: Computational genetics and biology with respect to cardiomyopathies and other cardiovascular disease

Dr. Arvanitis currently serves as a postdoctoral clinical and research fellow at Johns Hopkins Hospital. After completing his medical training in Athens, Greece, Dr. Arvanitis moved to the United States to pursue his desire to become a physician scientist. He worked for 2 years as a postdoctoral research fellow at Brown University where he studied the pathogenesis, immune mechanisms and diagnosis of infectious diseases. He then went on to complete his internship and residency at Boston Medical Center where he continued to work in biomedical research studying, among other projects, the effect of biomarkers associated with the immune response in the diagnosis and prognosis of amyloid cardiomyopathy before moving to Baltimore for his fellowship. He is interested in continuing his research on the effect of immune mechanisms in the development of cardiovascular disorders by using computational biology techniques. 

Anum Minhas

Anum Minhas

Hometown: Memphis, Tennessee
Medical School: Duke University
Clinical Interest: Non-invasive cardiovascular imaging, general cardiology
Research Interests: CT, stress cardiomyopathy, preoperative medicine

Anum went to medical school at Duke University. She had an interest in imaging and spent a year studying radiation dose estimation and radiation safety. She also developed a passion for clinical cardiology and subsequently went to the University of Michigan for internal medicine residency. Here she studied CT reconstruction for transcatheter aortic valve replacement, as well as the incidence of Takotsubo cardiomyopathy. She hopes to combine her interest in cardiac imaging with population studies in the future. In her free time she enjoys drawing, reading, traveling, and spending time with friends and family.

Bolanle Akinyele

Bolanle Akinyele

Hometown: Lagos, Nigeria
Medical School: Howard University
Clinical Interest: General cardiology
Research Interests: Cardiovascular disease in developing countries, out-of-hospital cardiac arrest (OHCA) outcomes 

Bolanle was born and raised in Lagos, Nigeria. She completed her medical training at Howard University and Internal medicine residency at Johns Hopkins Bayview after which she served an additional year as Chief resident. Bolanle hopes to pursue a career as a clinical investigator with a research interest in cardiovascular disease in developing countries. Outside work, she loves spending time with family and dabbles in making beaded jewelry.

Richard Jones

Richard Jones II

Hometown: Goldsboro, North Carolina
Medical School: Florida State University
Clinical Interest: Electrophysiology
Research Interests: Arrhythmia prevention and treatment

Richard attended Florida State University College of Medicine after obtaining a Master’s degree in Pharmacology from Georgetown University. He completed residency and a chief resident year at Johns Hopkins Bayview. He is interested in the prevention and treatment of cardiac arrhythmias.

Daniel Ambinder

Daniel Ambinder

Hometown: Monsey, New York
Medical School: University of Maryland School of Medicine
Clinical Interest: Cardiovascular disease
Research Interests: Atherosclerotic heart disease and cardiac critical care

Daniel was born and raised in Monsey, New York. Prior to starting college, he spent four years studying abroad in Israel. He is a graduate of University of Maryland School of Medicine. He trained in internal medicine at the the Osler Medical Housestaff Training Program at The Johns Hopkins Hospital. He is passionate about taking care of patients and educating medical students and housestaff. His life-force stems from his incredibly superhuman wife, Rikki, and four adorable children. 


Fellowship Year 3

Virginia Hahn

Virginia Hahn

Hometown: York, Pennsylvania
Medical School: Perelman School of Medicine at University of Pennsylvania
Clinical Interest: General cardiology
Research Interests: Translational research, heart failure with preserved ejection fraction

Virginia completed medical school and Internal Medicine residency at the Perelman School of Medicine at the University of Pennsylvania. During medical school, she received a Sarnoff Cardiovascular Research Fellowship to study in the laboratory of David Kass at Johns Hopkins University. After residency, she spent a year working as an ICU hospitalist at the St Louis VA Hospital. She is on the research track and will be working with David Kass and Kavita Sharma on deep phenotyping and discovery of novel therapeutic targets for patients with Heart Failure with Preserved Ejection Fraction.

David Okada

David Okada

Hometown: Tulsa, Oklahoma
Medical School: Peremlman School of Medicine at University of Pennsylvania
Clinical interest: Non-invasive cardiovascular imaging, electrophysiology
Research Interests: Cardiovascular imaging, arrhythmia, and cardiac sarcoidosis

David attended medical school at the University of Pennsylvania in Philadelphia, PA, and completed his internship and residency in internal medicine at the Brigham and Women's Hospital in Boston, MA. He is interested in non-invasive cardiovascular imaging, especially as a research and a clinical tool in the following areas: cardiac sarcoidosis, atrial fibrillation, stable ischemic heart disease, pulmonary vascular disease, and venous thromboembolic disease. 

Janna Merte

Janna Merte

Hometown: Sterling Heights, Michigan
Medical School: University of Michigan
Clinical Interest: Advanced heart failure
Research Interests: Translation research in cardiovascular genetics

Janna was a graduate student and post-doctoral fellow in the Department of Neuroscience at Johns Hopkins University. After completion of her Ph.D she attended medical school at the University of Michigan. Janna completed internship and residency in internal medicine at the Hospital of the University of Pennsylvania. She is interested in pursuing advanced heart failure training and marrying her clinical interests with translation research in cardiovascular genetics. 

Faisal Rahman

Faisal Rahman

Hometown: Australia
Medical School: University of Oxford
Clinical Interest: Critical Care
Research Interests: Atrial fibrillation and flutter with the Framingham Heart Study

Faisal was born in Australia but grew up in Bangladesh, Nepal, England and Switzerland before moving to the U.S. Faisal received his medical degree from the University of Oxford, England, and did his residency at Boston University Medical Center, where he was also chief medical resident before coming to Johns Hopkins for a cardiology fellowship. Faisal did research on atrial fibrillation and flutter with the Framingham Heart Study while he was at Boston University.

Miguel Vera

Miguel Pinilla Vera

Hometown: Columbia, South America
Medical School: Javeriana University School of Medicine
Clinical Interest: Cardiovascular
Research Interests: Cardiomyocyte biology in heart failure and cardiac regeneration

Miguel was born and raised in Colombia, South America. He went to medical school at Javeriana University School of Medicine in Bogota. Miguel developed an early interest in cardiovascular physiology during medical school. He performed Post-doctoral fellowship training in laboratory research at Duke University Medical Center and Brigham and Women's Hospital before doing Internal Medicine residency at the University of Pittsburgh Medical Center. He plans to continue to develop a career in basic laboratory research involving cardiomyocyte biology in heart failure and cardiac regeneration. 

Imran Aslam

Imran Aslam

Hometown: Houston, Texas
Medical School: University of Texas
Clinical Interest: Cardiovascular disease
Research Interests: Intersection of heart failure and electrophysiology

Imran went to medical school at University of Texas in San Antonio where he was already convinced he would be a physician-scientist in Oncology; he even did a 1 year Howard Hughes Medical Institute (HHMI) Medical Fellows research year in the laboratory doing basic science research in receptor and non-receptor tyrosine kinases in alveolar rhabdomyosarcoma utilizing a pre-clinical genetically engineered mouse model. He then went on to completean internship and residency in the Osler Medical Residency Program. Here, he realized his love for clinical cardiology and now finds himself searching for a niche in the world of cardiovascular disease research as a fellow. Currently, his research interests lie within the intersection of heart failure and electrophysiology, though he imagines his interests will evolve with time.

Bethel Woldu

Bethel Woldu

Hometown: Eritrea, Africa
Medical School:University of Colorado School of Medicine
Clinical Interest: Caridovascular disease in developing countries
Research Interests: Cardiovascular diseases in developing countries, specifically heart failure in sub-Saharan Africa

Bethel was born and raised in the east African country of Eritrea. Her career in medicine was motivated by a hope of closing the gap of health inequities in the developing country, Dr. Woldu went on to complete medical school at the University of Colorado. During her training, she worked to address refugee health, ranging from TB control in refugee camps to mental health awareness and treatment. She was also a Howard-Hughes Medical Research Scholar, and conducted research on HIV at the National Institutes of Health. Dr. Woldu completed her residency in Internal Medicine at the New York Presbyterian – Weill Cornell Medical Center. Her research interests are focused on cardiovascular diseases in developing countries, specifically heart failure in sub-Saharan Africa. Prior to starting her cardiology fellowship, she was a Fogarty Global Health Clinical Research Fellow studying early manifestations of heart disease in HIV-positive patients in Western Kenya. Dr. Woldu plans to pursue a career as a clinical investigator in cardiovascular diseases.

Eunice Yang

Eunice Yang

Hometown: St. Paul, Minnesota
Medical School: Johns Hopkins School of Medicine
Clinical Interest: Electrophysiology and advanced imaging
Research Interests: The application of advanced imaging in interventions within electrophysiology; and myocardial fibrosis and arrhythmogenesis

Eunice is a postdoctoral clinical and research fellow in cardiology at Johns Hopkins Hospital. She received her undergraduate degree with honors in biochemical sciences at Harvard College and completed both her medical school training and internal medicine residency at Johns Hopkins.  Her clinical interests are multi-modality cardiovascular imaging and electrophysiology. Dr. Yang’s research interests involve myocardial fibrosis and arrhythmogenesis.  Her long-term career aspiration is to lead an integrated clinic and laboratory that utilizes advanced cardiac imaging and electrophysiology techniques for detection of early stage fibrosis and localization of arrhythmogenic foci. She hopes to ultimately couple these translational efforts with basic science work studying pathways that promote fibrosis in the myocardium that can contribute to arrhythmias, with a particular eye out for interventions that prevent or reverse this process.


Fellowship Year 4

Konstantinos Aronis

Konstantinos Aronis

Hometown: Patras, Greece
Medical School: University of Patras School of Medicine (Patras, Greece)
Clinical Interest: Arrhythmias and cardiac electrophysiology
Research Interests: Atrial fibrillation prevention and treatment, atrial fibrillation-related stroke prevention, complex dynamical systems with a focus on fundamental mathematical principles underlying cardiac arrhythmias

Konstantinos was born and raised in Greece and, after graduating from the University of Patras Medical School, he decided to move to the U.S. to seek superior clinical and research training. He completed a 2.5 year clinical and translational research fellowship in metabolism at Beth Israel Deaconess Medical Center, followed by internal medicine residency at Boston University Medical Center. He is currently a cardiovascular disease fellow at the Johns Hopkins Hospital. His clinical interests are arrhythmias and cardiac electrophysiology and his research interests include computational cardiology and complex dynamical systems. He says he is "extremely grateful to be a fellow at the best program of the country, the place where all your training dreams come true."

Eric Tuday

Eric Tuday

Hometown: Roy, Utah
Medical School: Northwestern University
Clinical Interest: General cardiology with an emphasis on imaging
Research Interests: Cardiac and vascular molecular and cellular contributors to active and passive mechanics and function

Eric graduated medical school at Northwestern University and completed his residency at Virginia Mason Medical Center in Seattle, WA. He is dedicated to his patients and has an interest in general cardiology with active research in basic/translational science. He enjoys running with his two dogs, kayaking/paddle boarding, hiking, and skiing.

Priya Umapathi

Priya Umapathi

Hometown: Orsett, England
Medical School: Kasturba Medical College International Center
Clinical Interest: Oxidative stress; autophagy and cardiomyopathy;  intracellular calcium regulation and systolic heart failure; QT variability and risk prediction; obesity and heart Failure
Research Interests: Mechanisms of systolic and diastolic cardiac dysfunction with a focus on molecular based therapies for heart failure

Priya completed medical school at the Kasturba Medical College International Center and Internal Medicine residency at the Rutgers New Jersey Medical School in Newark, NJ. She was Chief Resident in Internal Medicine following her residency and began her training as a cardiology fellow at the Johns Hopkins Hospital. She is currently in her second year of general cardiology fellowship and will be returning to the lab as a research fellow working with Dr. Mark Anderson studying O-linked N-acetylglucosamine (O-GlcNAc) transferase within the context of cardiovascular disease. Her research interests include mechanisms of systolic and diastolic cardiac dysfunction with a focus on molecular based therapies for heart failure.

Klitos Konstantinidis

Klitos Konstantinidis

Hometown: Pafos, Cyprus
Medical School: University of Athens, School of Medicine, Greece
Clinical Interest: Electrophysiology
Research Interests: Molecular pathways in cardiovascular diseases

Klitos graduated from Athens Medical School in Greece. After graduating form medical school, he received postdoctoral research fellowship from the A. G Leventis foundation and joined Rick Kitsis' lab at Albert Einstein College of Medicine in the Bronx, New York where he studied mechanisms of cell death in cardiovascular diseases. He completed his internal medicine residency at the University of Pittsburgh Medical Center. He is on the research track and currently working in Mark Anderson's lab studying the role of oxidative stress signaling in cardiovascular diseases. 


Interventional Fellows

Khalil Ibrahim

Khalil Ibrahim

Hometown: Little Rock, Arkansas
Medical School: University of Arkansas for Medical Sciences
Clinical Interest: Interventional cardiology, advanced mechanical support atherosclerosis
Research Interests: Atherosclerotic heart disease, cardiac critical care and mechanical circulatory support

Khalil was born and raised in Little Rock, Arkansas. He graduated medical school at University of Arkansas and completed his residency at Johns Hopkins University. He is interested in interventional cardiology. He enjoys outdoor activities including hiking, backpacking and kayaking. Hobbies include woodworking.

Rabea Asleh

Rabea Asleh

Hometown: Haifa, Israel
Medical School: Technion Institute of Technology, Israel
Clinical Interest: Interventional cardiology, heart failure
Research Interests: Diabetes and coronary artery atherosclerosis, liproproteins and HDL dysfunction, cardiometabolic syndrome and cardiomyopathy, cardiac allograft vasculopathy

Rabea Asleh, M.D, Ph.D, M.H.A. is a current fellow in interventional cardiology at JHMI. Dr. Asleh earned his M.D and Ph.D degrees from the Technion Faculty of Medicine in Israel.  He completed his residency and fellowship in general cardiology at Rambam Medical Center in Haifa, Israel. He has subsequently completed a 2-year fellowship in heart failure and transplant cardiology at Mayo Clinic, Rochester, MN, USA. His clinical interests include interventional cardiology and the treatment of heart failure, including cardiac transplantation and cardiac allograft vasculopathy. His research interests are focused on high density lipoprotein dysfunction, endothelial dysfunction and atherosclerotic cardiovascular disease in the setting of diabetes mellitus and the effects of diabetes on the heart.  


Structural Fellow

Peter Barr

Peter Barr

Hometown: Auckland, New Zealand
Medical School: Otago Medical School, University of Otago, New Zealand
Clinical Interest: Coronary intervention, valvular heart disease, adult congenital heart disease, and structural intervention, cardiac CT
Research Interest: Atherosclerotic heart disease

Peter is a graduate of Otago Medical School in New Zealand, undertaking his cardiology training through Green Lane Cardiology, Auckland New Zealand. He performed an interventional fellowship at this center before being accepted to Johns Hopkins. He has relocated to Baltimore with his wife and their young child. With the hope of establishing ongoing academic and clinical ties between Johns Hopkins and New Zealand he is excited by the opportunity to work with some of the best operators and physicians in the world.


Advanced Heart Failure Fellows

Sabra Lewsey

Sabra Lewsey

Hometown: Gaithersburg, Maryland
Medical School: Columbia University College of Physicians & Surgeons
Clinical Interest: Heart failure, imaging
Research Interests: CVD disparities (domestically and abroad), Women's cardiovascular health

"Why I chose Hopkins: Our program director and the faculty of the division of cardiology truly make an investment in each of us. They are steadfast to their commitment to train us to not only be astute clinical cardiologists and cardiovascular researchers, but to be a prepared generation of leaders in our field. You will be exposed to the bread and butter and the cutting edge of cardiology in a diverse training environment, and as fellows we are a part of the decision tree for each patient, every step of the way. The collegiality and camaraderie among fellows is the "special sauce" that makes each of us happy to be side by side at work each day."

Joban Vaishnav

Joban Vaishnav

Hometown: Appleton, WI
Medical School: St. Louis University
Clinical Interest: Heart failure
Research Interests: Heart failure and cardiac rehab outcomes, methods to reduce heart failure readmissions, and novel therapies to heart failure

Joban is currently a first year fellow. She is originally from the Midwest and did her undergraduate and medical school at St. Louis University after which she came to JHH for residency. She has very much enjoyed Baltimore and her training for the past couple of years. What she loves most about her training so far is the incredibly fascinating and challenging patient population in addition to the extremely supportive and experienced faculty. In her free time, she likes to run, travel, and relax with friends and family.


EP Fellows

Kaustubha Patil

Kaustubha Patil

Hometown: Columbus, Ohio
Medical School: Johns Hopkins University School of Medicine
Clinical Interest: Management of complex cardiac arrhythmias including ablation therapy
Research Interests: Improving outcomes of sudden cardiac death/pulseless electrical activity, and MRI-guided electrophysiology

Kaustubha Patil moved to Baltimore from Columbus, Ohio in 2002. He studied biomedical engineering and received a Bachelor of Science degree in biomedical engineering from Johns Hopkins University in 2006. He then continued with graduate education in medicine and received a M.D. degree from Johns Hopkins University School of Medicine in 2010. He subsequently completed residency training in internal medicine in the Osler internal medicine training program at Johns Hopkins Hospital. 

He is currently in his third year of cardiology fellowship training at Johns Hopkins University and plans to continue subspecialty training at Johns Hopkins Hospital with a two year fellowship in cardiac electrophysiology ending in June 2019. ​His clinical interests include management of complex cardiac arrhythmias including ablation therapy. His research interests include improving outcomes of sudden cardiac death/pulseless electrical activity, and MRI-guided electrophysiology.

Ali Keramati

Ali Keramati

Hometown: Tehran, Iran
Medical School: Tehran University of Medical Sciences
Clinical Interest: Electrophysiology
Research Interests: Genetics of cardiovascular diseases, computation genomics, neuromodulation in management of arrhythmia

Ali moved to Baltimore from New Haven to join Johns Hopkins family where he is currently a third year cardiology fellow. He graduated from Tehran University of Medical Sciences. He then proceeded to work as a postdoc and research scientist at Yale University under the mentorship of the pioneers of exome sequencing. Passionate about the patient care, he returned to Internal medicine training at Yale New Haven Hospital before coming to JHH for cardiology fellowship. He is currently working with Drs. Dietz and Mathias on genetics of cardiovascular diseases and computational genomics. Ali will stay at Hopkins for an extra year of research and then clinical electrophysiology training. In his free time, Ali loves to hang out with his wife, bike and go on relaxing trips. He is also a fan of mid/late-Romantic composers like Rachmaninoff and Puccini.

Rotimi Mesubi

Rotimi Mesubi

Hometown: Iyamoye, Nigeria
Medical School: University of Ilorin, Ilorin, Nigeria
Clinical Interest: Clinical cardiac electrophysiology
Research Interests: Investigating the pro-arrhythmic role and mechanisms of CaMKII signaling and O-GlcNAcylation in atrial fibrillation in the context of metabolic diseases such as diabetes mellitus and obesity

Dr. Mesubi received his medical degree from the University of Ilorin in Nigeria. He earned a Master’s degree in Public Health from the Harvard University School of Public Health before completing combined internal medicine – pediatrics internship and residency at the Case Western Reserve University (MetroHealth Medical Center). He then stayed on to serve as chief resident and instructor in internal medicine – pediatrics. He commenced his cardiovascular disease fellowship training at the University of Iowa and subsequently transferred to the cardiovascular disease training program at the Johns Hopkins School of Medicine to continue and complete a postdoctoral research fellowship in Dr. Mark Anderson’s laboratory.

Mohammadali Habibi

Mohammadali Habibi

Hometown: Tehran, Iran
Medical School: Tehran University of Medical Services
Clinical Interest: Clinical electrophysiology, catheter ablation
Research Interests: Atrial remodeling, stroke and atrial fibrillation. Using advanced cardiac imaging to risk stratify patients with atrial fibrillation and to improve outcomes of catheter ablation.

Mohammadali graduated from Tehran University of Medical Sciences in Iran. Before beginning his Cardiology Fellowship at Albert Einstein College of Medicine in New York, he completed a two-year research fellowship in cardiac electrophysiology and advanced imaging at Johns Hopkins University. His main research interest centers on the use of advanced cardiac imaging for risk stratification of individuals susceptible for or with atrial fibrillation. Mohammadali has performed several research projects in the Multi-Ethnic Study of Atherosclerosis (MESA) as well as on patients with atrial fibrillation undergoing catheter ablation. Dr. Habibi is recipient of Martin Cohen Excellence in Training Award, Henry Moses Research Award and NY Chapter American College of Cardiology young investigator award during his Cardiology fellowship at Albert Einstein College of Medicine.

Sunjeet Sidhu

Sunjeet S. Sidhu

Hometown: Queens, New York
Medical School: The George Washington University School of Medicine
Clinical Interest: Electrophysiology
Research Interests: Effect of the sympathetic nervous system on arrhythmia

Sunjeet grew up in Queens, N.Y. prior to going to school at The George Washington Univeristy. While at GWU he obtained degrees in applied mathematics, chemistry and physics prior to attending medical school. He completed his internal medicine residency in Baltimore at the University of Maryland prior to serving as chief medical resident. Throughout residency he worked with the ectrophsiology department on defining scar characteristics with different imaging modalities. He plans to start his electrophysiology training at Hopkins in 2018.  In regards to his research, he is interested in the interplay of the sympathetic nervous system and cardiac arrhythmias. 

Oliver Monfredi

Oliver Monfredi

Hometown: Sheffield, United Kingdom
Medical School: University of Leeds School of Medicine, UK
Clinical Interest: Clinical electrophysiology and device implantation
Research Interests: Mechanisms of automaticity in the sinoatrial node and how this goes wrong with aging and in disease such as heart failure; biopacemaking; arrhythmias in athletes and in obesity; heart rate variability

Having graduated from University of Leeds School of Medicine in the UK, Oliver went on to train in Internal Medicine on the Yorkshire Deanery rotation through Leeds, York and Harrogate, being awarded Membership of the Royal College of Physicians in 2006. He then moved to the North West Deanery to train in cardiology and cardiac electrophysiology, rotating through the Manchester Heart Centre at Manchester Royal Infirmary and the North West Heart Centre at University Hospitals South Manchester. He was awarded a PhD in Cardiovascular Medicine from the University of Manchester for his studies into the origins of heart rate variability in isolated hearts, and he continues to perform extensive research into the basic physiology of automaticity in the sinoatrial node through his established collaboration with Dr Ed Lakatta, Chief of the Laboratory of Cardiovascular Sciences, IRP, NIA, NIH, in Baltimore, and with Prof Mark Boyett in Manchester, along with numerous other collaborators around the world. He has received research funding from the NIH, British Heart Foundation and British Cardiovascular Society to date totaling over $2,000,000. Current research focus areas include the development of a biological pacemaker, the underlying mechanisms of arrhythmias in hearts of athletically trained and obese individuals, and the utility of heart rate variability in predicting and detecting disease.

Daniel Carlson

Daniel Carlson

Hometown: Portsmouth, Virginia
Medical School: Uniformed Services University of the Health Sciences
Clinical Interest: Primary and Secondary Prevention of Cardiovascular Disease, Management of Cardiac Arrhythmias
Research Interests: Genetic Determinants of Sudden Cardiac Death

LTC Daniel Carlson earned his Bachelors of Science in Chemical Engineering at the University of Virginia prior to attending the Uniformed Services University of the Health Sciences in Bethesda Maryland.  His residency in Internal Medicine was at Tripler Army Medical Center in Honolulu, HI while his Cardiology Fellowship was at Walter Reed Army Medical Center in Washington, DC. He completed an Interventional Cardiology Fellowship at the George Washington University Hospital in Washington, DC.  He most recently served as the Officer in Charge of the Evans Army Community Hospital Cardiology Clinic, Colorado Springs. Dan Carlson is interested in prevention, diagnosis, and management of Cardiovascular Disease to include arrhythmias with a focus on the treatment of active duty Soldiers.