Skip Navigation



Gastroenterology Fellowship


First Year Fellows

  • Kavin Kanthasamy, M.D.

    Residency: Johns Hopkins Osler Residency
    Medical School: Baylor College of Medicine
    Undergrad: Rice University
    Hometown: Ames, Iowa
    Why Johns Hopkins: I wanted to continue the strong mentorship I experienced in the department during residency into fellowship and the depth of clinical exposure at JHH was unrivaled.
    Hobbies: Basketball, trying new restaurants (especially Asian food!), taking care of a new puppy
    Interest in GI: Therapeutic endoscopy, pancreatology, quality improvement
    Kavin Kanthasamy, M.D.
  • Sameer Khan, M.D.

    Residency: Yale New Haven Hospital
    Medical School: Icahn School of Medicine at Mount Sinai
    Undergrad: Macaulay Honors College at Hunter
    Hometown: New York, NY
    Why Johns Hopkins: I came from training in New Haven and wanted to work in a place where caring for the underserved was embedded in the hospital's mission. Also, I have a strong interest in public health and at Hopkins I know I have the mentors who can help me take the next step in the study and advocacy around NAFLD.
    Hobbies: Reading, all sports (but regularly play basketball and tennis), cooking, hanging out with family and friends.
    Interest in GI: NAFLD prevention and tackling Obesity, General GI, and IBD outcomes
    Sameer Khan, M.D.
  • Cynthia Tsay, M.D.

    Residency: Yale New Haven Hospital
    Medical School: Yale School of Medicine
    Undergrad: Yale College
    Hometown: Sacramento, CA
    Why Johns Hopkins: Dr. Giardiello's history of Johns Hopkins Hospital lecture, incredible research opportunities, and wonderful faculty and co-fellows
    Hobbies: Ice cream, face masking, swimming, balcony gardening, collecting orchids, hiking and exploring the Baltimore food scene
    Interest in GI: GI bleeding, microbiome and NASH/NAFLD, GI malignancies, quality improvement, clinical risk stratification using AI/ML, outcomes research
    Cynthia Tsay, M.D.

Second Year Fellows

  • Jose Antonio Almario, M.D.

    Residency: University of Maryland Medical Center
    Medical School: Georgetown University School of Medicine
    Undergrad: University of Maryland, College Park
    Hometown: Clarksville, MD
    Why Johns Hopkins: I wanted to learn from the best and serve the community that gave so much to my family.
    Hobbies: Distance and trail running (NCR trail, Patapsco state park), golfing, cycling. Basically anything outdoors with my wife and two dogs!
    Interest in GI: Pancreatic cancer, pancreatitis, gut microbiome, medical education
    Jose Antonio Almario, M.D.
  • Danse Bi, M.D.

    Residency: Mayo Clinic
    Medical School: University of Kansas School of Medicine
    Undergrad: University of Kansas
    Hometown: Overland Park, KS
    Why Johns Hopkins: I like the diverse population and disease processes that fellows get to be exposed to. There is strong clinical training in inpatient and outpatient GI. The program offers diverse and unique research opportunities. The faulty and fellows are all very friendly and down to earth.
    Hobbies: Cooking, baking, hiking, trying new food, traveling, art
    Interest in GI: Motility, general GI, advanced endoscopy
    Danse Bi, M.D.
  • Kristi Briggs, M.D., Ph.D.

    Residency: Johns Hopkins
    Medical School: University of Maryland
    Undergrad: University of Pennsylvania
    Hometown: Silver Spring, MD
    Why Johns Hopkins: I really valued the training environment at Hopkins as a resident, and therefore, wanted to continue at Hopkins for fellowship due to its commitment to teaching and research.
    Hobbies: I live in the suburbs with my husband. We enjoy trying the many breweries around us, and I also enjoy watching Marvel movies, baking, Orange Theory fitness classes, and spending time with our little doggy.
    Interest in GI: Immune therapy in GI malignancies, especially in patients with hereditary GI cancers.
    Kristi Briggs, M.D., Ph.D.
  • David A. Muñiz Pedrogo, M.D., M.S.

    Residency: Johns Hopkins
    Medical School: University of Puerto Rico School of Medicine
    Undergrad: University of Puerto Rico, Río Piedras Campus
    Hometown: Trujillo Alto, Puerto Rico
    Why Johns Hopkins: I chose Hopkins because of its longstanding history as one of the top academic medical institutions in the country. I was fortunate to learn from outstanding faculty within a culture that fosters learning, comradery, clinical rigor, and scientific thinking during my residency here. Johns Hopkins also offered the unique experience of working in a dedicated impatient gastroenterology and transplant hepatology service, in addition to learning from outstanding clinicians and researchers in the field.
    Hobbies: Playing the piano, reading about history, and travelling.
    Things I like to do in Baltimore: During my free time, I enjoy running along the waterfront and Patterson Park. I also like going out for dinner and drinks with friends in the Fells Point, Canton, Harbor East, and Hampden neighborhoods.
    Interests in GI: Translational research focusing on the role of gut microbiota in the pathophysiology and clinical outcomes of inflammatory bowel disease.
    David A. Muñiz Pedrogo, M.D., M.S.
  • Steven N. Steinway, M.D., Ph.D.

    Residency: Johns Hopkins
    Medical School: Penn State College of Medicine
    Undergrad: The College of New Jersey
    Hometown: Florham Park, NJ
    Why Johns Hopkins: The excellent research and clinical environments, the innovative and collaborative atmosphere, and the culturally diverse community, which make this a uniquely enriching environment for physician scientists.
    Hobbies: Avid tennis player and golfer, love spending time on the Baltimore waterfront, and being a dog dad to my new puppy Penny.
    Interests in GI: Gut microbiome, drug & device development, therapeutic interventions, systems biology/data driven science to individualize patient treatment
    Steven N. Steinway, M.D., Ph.D.

Third Year Fellows

  • Chris Fan, M.D.

    Residency: Johns Hopkins – Osler Medical Service
    Medical School: Duke University
    Undergrad: Rice University, Bioengineering
    Hometown: Houston, TX
    Why Johns Hopkins: We have the depth and breadth of clinical GI training and direct access to world experts in many different fields of research.
    Hobbies: I enjoy going outdoors and hiking on the trails in Baltimore County. We have easy access to the Chesapeake Bay, beaches on the eastern shore and Annapolis which is fun for day trips.
    Interests in GI: I'm on the Basic Science track and am interested in acute pancreatitis and checkpoint colitis.
    Chris Fan, M.D.
  • Zach Foda, M.D., Ph.D.

    Residency: Osler Medicine Residency
    Medical School: Stony Brook School of Medicine
    Undergrad: Dartmouth College
    Hometown: Stony Brook, New York
    Why Johns Hopkins: I chose Hopkins for my residency for their great learning environment. I enjoyed my time so much while here I decided to stay for fellowship. Hopkins is a very unique place with access to all of the resources of academic medicine while being in the middle of an underserved area. The environment is very relaxed and all faculty here are very responsive to trainees.
    Hobbies: I enjoy spending time with my wife and daughter on our small farm northeast of the city. Baltimore is a fantastic city with wonderful restaurants. My favorite places in town include the waterfront and Camden Yards.
    Interests in GI: Clinically, IBD interests me especially of the UC PSC overlap. My research interests include early diagnostics for precancerous lesions in the GI tract.
    Zach Foda, M.D., Ph.D.
  • Sun Jung Oh, M.D.

    Residency: Cedars-Sinai Medical Center
    Medical School: Medical College of Georgia
    Undergrad: Carnegie Mellon University
    Hometown: Atlanta, GA
    Why Johns Hopkins: There’s an expert for almost every organ and organ-specific diseases here, creating the opportunity for exposure and training in a wide breadth and depth of diseases. Also during fellowship, you can experience treating diseases ranging from bread and butter/common GI to very rare cases, which makes for really strong clinical training.
    Hobbies: Going to Patterson Park, running along the water, fitness classes, exploring restaurants and bars for good happy hours, taking day trips to DC.
    Interests in GI: Gut microbiome, motility, health services research, medical education.
    Sun Jung Oh, M.D.

IBD Fellow 

Evangelos Tsipotis, MD

Fellowship: The Brooklyn Hospital Center, Brooklyn, NY
Residency: St. Elizabeth’s Medical Center/TUFTS University School of Medicine, Boston, MA
Medical School: Democritus University of Thrace, Greece
Hometown: Amyntaio, Greece
Why Johns Hopkins: I chose Johns Hopkins for its cutting edge research and the opportunity to work with world-renowned experts in an unparalleled clinical learning environment.
Hobbies: Board games, basketball, fitness
Interests in GI: Inflammatory Bowel Disease
Evangelos Tsipotis, MD

Liver Transplant Fellows

  • Alexandra Strauss, M.D., M.I.E., Ph.D. Candidate

    Residency: University of South Florida
    Medical School: University of South Florida
    Undergrad: Emory University
    Hometown: Medford, NJ
    Why Johns Hopkins: Fantastic research opportunities!
    Hobbies: Bouldering, spending time by/on the water, exploring with my pup.
    Interests in GI: Transplant hepatology
    Alexandra Strauss, M.D., M.I.E., Ph.D. Candidate
  • Brian Ting, M.D.

    Residency: Johns Hopkins
    Medical School: National Taiwan University
    Undergrad: National Taiwan University
    Hometown: Taipei, Taiwan
    Why Johns Hopkins: Johns Hopkins has been my home for three years on the Osler Medical Service before gastroenterology fellowship and this hospital has captivated me with its dedication to patient care, spirit of innovation, and wealth of resourcefulness of the faculty at large. The gastroenterology and hepatology training program has come from the same tradition and I am glad to be part of this program both for my peers and as I walk on the shoulder of giants.
    Hobbies: The waterfront of Baltimore is a sight that I have never gotten tired of. It is an amazing place to exercise, hang out with friends and colleagues, and read. There are numerous bodies of water around that are available for boating, fishing, and simply walking on the trails. On the more metropolitan side aside from the inner harbor, DC offers a great scene for city living and is a great day trip as well.
    Interests in GI: Hepatology
    Brian Ting, M.D.

Motility Fellow

Ernesto S. Robalino Gonzaga, M.D.

Residency: University of Central Florida College of Medicine (UCF COM) in Orlando, Florida
Undergrad & Medical School: Universidad de Especialidades Espíritu Santo (UEES) in Guayaquil, Ecuador
Hometown: Guayaquil, Ecuador
Why Johns Hopkins: To join an environment dedicated to advancing research and providing top tier patient care. To learn from world-renowned experts and to also be part of a community that is supportive and passionate about medicine and learning.
Hobbies: Medical education, soccer, travel, and discovering new restaurants
Interests in GI: Gut-brain axis, motility disorders, and inflammatory bowel disease
Ernesto S. Robalino Gonzaga, M.D.

Therapeutic Fellows

  • Amit Mehta, M.D.

    Fellowship: New York-Presbyterian/Weill Cornell Medical Center (GI)
    Residency: New York-Presbyterian/Weill Cornell Medical Center
    Medical School: Dartmouth College (Geisel)
    Undergrad: Cornell University
    Hometown: Brooklyn, NY
    Why Johns Hopkins: The chance to train under internationally renowned leaders in so many different areas of endoscopy and learn from the best in gastroenterology.
    Hobbies: Spending time with my children, skiing, hiking, craft beer, and the NY Jets
    Interests in GI: Endobariatrics, Obesity medicine, Third-space endoscopy, GI oncology
    Amit Mehta, M.D.
  • Shruti Mony, M.D.

    Fellowship: University of South Florida, Tampa, Florida
    Residency: Creighton University and Medical Center/ St. Joseph's Hospital, Phoenix , Arizona
    Undergrad and Medical School: Kasturba Medical College , Manipal, Karnataka, India
    Hometown: Dubai, United Arab Emirates
    Why Johns Hopkins: To pursue advanced endoscopy at Hopkins has been a dream of mine and living this dream now feels surreal. I chose Hopkins for its outstanding faculty mentorship , groundbreaking research opportunities, and its longstanding history as one of the top academic medical institutions in the country. I am fortunate to work with faculty who are pioneers in their own field, performing innovative procedures in pancreaticobiliary, bariatrics, third space endoscopy, esophagology and a lot more.
    Hobbies: Hiking, running and playing tennis, table tennis and travelling to new cities.
    Interests in GI: Undecided but currently interested in pancreaticobiliary and luminal
    Shruti Mony, M.D.
  • Linda Zhang, MBBS

    Fellowship: General GI fellowship at St George Hospital in Sydney Australia, Therapeutic endoscopy fellowship in Liverpool Hospital in Sydney Australia
    Residency: St George Hospital, Sydney Australia
    Undergrad and Medical School: My med degree was an undergrad degree, which I completed at the University of New South Wales in Sydney, Australia
    Hometown: Sydney, Australia
    Why Johns Hopkins: Able to learn from internationally renowned world leaders in so many fields. It is clear from reading the literature and attending any GI conference that Hopkins really leads the way both in clinical innovation, and in research.
    Hobbies: Searching for good food, (very) amateur hiker, spending time with my two doggies.
    Interests in GI: Advanced endoscopy, particularly being able to offer minimally invasive procedures to treat conditions which previously required surgery.
    Linda Zhang, MBBS
back to top button