Benjamin Thea Barnes, M.D., M.S.

Headshot of Benjamin Thea Barnes
  • Associate Director, Fetal Cardiology Program
  • Assistant Professor of Pediatrics

Specializes in: Adolescents (12-18 years), Children (1-11 years), Infants (up to 1 year)



Cardiac Imaging, Fetal Cardiology, Fetal Echocardiography, Pediatric Cardiology, Pediatrics more

Research Interests

Tuberosclerosis; Rhabdomyoma; Fetal Cardiac Disease; MIS-C; Kawasaki Disease more

Request an Appointment

Insurance Information

Main Phone

Outside of Maryland & Washington D.C.

Request Appointment

International Patients

Request Appointment


The Johns Hopkins Hospital (Main Entrance)

Appointment Phone: 443-997-5437
1800 Orleans St.
The Charlotte R. Bloomberg Children's Center Building, Pediatric Cardiology, M2201
Baltimore, MD 21287 map


Benjamin Barnes is a pediatric cardiologist specializing in fetal cardiology and fetal echocardiography in Baltimore, Maryland. Dr. Barnes was born at The Johns Hopkins Hospital, which is where he also completed his residency in pediatrics and fellowships in pediatric cardiology and pediatric advanced cardiac imaging prior to joining the pediatric cardiology team in 2019. He earned his medical degree from Chicago Medical School. more


  • Associate Director, Fetal Cardiology Program
  • Assistant Program Director, Johns Hopkins Pediatric Cardiology Fellowship
  • Assistant Professor of Pediatrics

Departments / Divisions

Centers & Institutes



  • MD; Rosalind Franklin University of Medicine and Science Chicago SOM (2012)


  • Pediatrics; Johns Hopkins University School of Medicine (2015)


  • Pediatric Cardiology; Johns Hopkins University School of Medicine (2019)

Board Certifications

  • American Board of Pediatrics (Pediatric Cardiology) (2018)
  • American Board of Pediatrics (Pediatrics) (2015)

Research & Publications

Selected Publications

View all on PubMed

Barnes BT, Ravekes W, Freire, G, et al. Outcomes of Right Atrial Thrombi in Children: An Observational Cohort Study. ASPHO Virtual Learning Series, July 2020

Barnes BT, Ravekes W, Freire, G, et al. Right Atrial Thrombosis in Children: Patient Characteristics, Outcomes, and Interrater Reliability of Echocardiographic Characterization. ISTH 2020 Virtual Congress, July 2020

Benvenuto V, Barnes BT, Nelson K, et al. Use of Strain Imaging by Speckle-Tracking Echocardiography in Patient with Single Right Ventricle Exposed to Anthracycline Chemotherapy. World Society for Pediatric and Congenital Heart Surgery National Conference, Orlando, FL, July 2018

Activities & Honors


  • American Academy of Pediatrics


  • American College of Cardiology


Videos & Media

Lectures and Presentations

  • Evaluation and Management of Myocarditis and Pericarditis in Children
    Invited Talk, Johns Hopkins 47th Annual Pediatric Trends (05/14/2021)
  • Contrast Echo in CHD
    Invited Talk, European Association of Cardiovascular Imaging Webinar (04/12/2021)

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

Is this you? Edit Profile
back to top button