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Pediatric Gastroenterology in Baltimore, Maryland

Data updated monthly · Last refresh September 2026

24 Pediatric Gastroenterology providers practice in Baltimore. Listings are drawn from federal public records and are not endorsements.

Pediatric Gastroenterology providers in Baltimore

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Atiye Aktay, MD
Baltimore, MD · $43 in drug and device payments (2025) · (410) 328-7373
Dr. Benjamin Caballero, M.D.
Baltimore, MD · No drug or device payments recorded (2025) · (410) 955-8769
Dr. Brynn O'laughlin, MD
Baltimore, MD · $110 in drug and device payments (2025) · (410) 601-8663
Dr. David Tuchman, M.D.
Baltimore, MD · No drug or device payments recorded (2025) · (410) 601-8333
Dr. Donna Zeiter, MD
Baltimore, MD · No drug or device payments recorded (2025) · (410) 328-0812
Dr. Douglas Jacobstein, M.D.
Baltimore, MD · $176 in drug and device payments (2025) · (410) 601-8663
Dr. Howard Kader, M.D.
Baltimore, MD · $55 in drug and device payments (2025) · (410) 328-6749
Dr. Jay Perman, MD
Baltimore, MD · No drug or device payments recorded (2025) · (410) 328-6749
Dr. Kalpana Hughes, MD
Baltimore, MD · No drug or device payments recorded (2025) · (410) 601-8663
Dr. Kenneth Ng, D.O.
Baltimore, MD · $166 in drug and device payments (2025) · (410) 955-8769
Dr. Lina Diaz Calderon, M.D.
Baltimore, MD · $69 in drug and device payments (2025) · (410) 328-7373
Dr. Maria Oliva-hemker, M.D.
Baltimore, MD · $2,853 in drug and device payments (2025) · (410) 955-8769
Dr. Melissa Shapiro, M.D.
Baltimore, MD · No drug or device payments recorded (2025) · (410) 601-8663
Dr. Nidhi Rawal, MD
Baltimore, MD · No drug or device payments recorded (2025) · (410) 328-6749
Dr. Richard Katz, M.D.
Baltimore, MD · No drug or device payments recorded (2025) · (410) 578-8600
Dr. Samra Blanchard, MD
Baltimore, MD · No drug or device payments recorded (2025) · (410) 328-6749
Dr. Sana Mansoor, M.D
Baltimore, MD · $110 in drug and device payments (2025) · (410) 601-8663
Dr. Sarah Lowry Adamitis, M.D.
Baltimore, MD · No drug or device payments recorded (2025) · (410) 955-8769
Dr. Sara Smith, M.D.
Baltimore, MD · $6,688 in drug and device payments (2025) · (410) 955-8769
Dr. Shaija Kutty, MD
Baltimore, MD · $47 in drug and device payments (2025) · (410) 955-0106
Dr. Shelly Joseph, M.D.
Baltimore, MD · No drug or device payments recorded (2025) · (410) 955-1464
Dr. Steven Czinn, MD
Baltimore, MD · $92 in drug and device payments (2025) · (410) 328-6749
Dr. Susan Aucott, M.D.
Baltimore, MD · No drug or device payments recorded (2025) · (410) 955-2000
Dr. Wikrom Karnsakul, M.D.
Baltimore, MD · $308 in drug and device payments (2025) · (410) 955-8769

Common questions

How many Pediatric Gastroenterology providers are in Baltimore, Maryland?

There are 24 Pediatric Gastroenterology providers with active NPI records practicing in Baltimore, according to federal NPPES data refreshed monthly.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Baltimore Pediatric Gastroenterology across Maryland

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.