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34 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Vedapurisan Viswanathan:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Vedapurisan Viswanathan, Gastroenterologist is Average. Dr. Viswanathan has been reviewed by 10 patients who have provided 2 comments. The rating is 2.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.6
Promptness 3.7
Courteous Staff 4.6
Accurate Diagnosis 3.7
Bedside Manner 3.7
Spends Time with Me 3.7
Follows Up After Visit 3.7

Specialties & Research

Dr. Vedapurisan Viswanathan, MD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 6 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Liver Diseases
  • Ulcerative Colitis

Education & Awards

Dr. Viswanathan graduated from Jawaharlal Institute Of Post-Graduate Medicine & Research, Pondicherry.


Dr. Viswanathan has 3 hospital affiliations:

  • Harford Memorial Hosp 
  • University Of Maryland Medical Center 
  • Upper Chesapeake Medical Center 


  • Tamil
  • Hindi

> > > > Dr. Vedapurisan Viswanathan, MD

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Additional Information
Dr. Vedapurisan Viswanathan MD is a male Internist, has 34 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Vedapurisan Viswanathan practice?
Dr. Vedapurisan Viswanathan has 2 office locations.
Dr. Vedapurisan Viswanathan practices Internal Medicine and Gastroenterology near Bel Air, MD.
See Bel Air Internists and Bel Air Gastroenterologists.