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Due to interest in the COVID-19 vaccines, we are experiencing an extremely high call volume. Please understand that our phone lines must be clear for urgent medical care needs. We are unable to accept phone calls to schedule COVID-19 vaccinations at this time. When this changes, we will update this website. Our vaccine supply remains limited. Read all COVID-19 Vaccine Information.

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Thomas W Abernathy Jr, M.D.

Headshot of Thomas W Abernathy Jr




Digestive Disease Associates

Appointment Phone: 410-247-7500
700 Geipe Road
Suite 230
Catonsville, MD 21228 map
Fax: 410-247-4227



  • MD; Drexel University College of Medicine/Hahnemann Univ Hospital (1999)


  • Internal Medicine; Medstar Washington Hospital Center (2002)


  • Gastroenterology; Medstar Washington Hospital Center (2005)

Board Certifications

  • American Board of Internal Medicine (Gastroenterology) (2005)

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.

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