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Pediatric Gastroenterology in Oregon

Data updated monthly · Last refresh August 2026

23 Pediatric Gastroenterology providers practice in Oregon. The largest concentration is in Portland. Profiles include Medicare quality scores where available.

23providers
Portlandtop city

Highest rated Pediatric Gastroenterology providers in Oregon

Dr. Anna Hunter, MD
Portland, OR · Quality score 98/100 · (503) 494-1078
Dr. Sylvia Doan
Portland, OR · Quality score 98/100 · (503) 418-5751
Dr. Kimberly Trieschmann, M.D.
Portland, OR · Quality score 98/100 · (503) 494-3186
Dr. Albert Shan, M.D.
Portland, OR · Quality score 98/100 · (503) 494-8311
Dr. Henry Lin, MD
Portland, OR · Quality score 98/100 · (503) 418-5751
Dr. Kenneth Cox, MD
Portland, OR · (650) 723-5070
Dr. Kathryn Moyer, M.D.
Portland, OR · (503) 281-5139
Dr. Emily Whitfield, M.D.
Portland, OR · (503) 418-5751
Dr. Amy Tsai, M.D.
Portland, OR · (503) 216-6050
Dr. Raghu Varier, D.O.
Portland, OR · (503) 281-5139
Dr. Ramya Ramraj, M.D
Portland, OR · (800) 813-2000
Dr. Melissa Sheiko, M.D.
Portland, OR · (503) 281-5139
Dr. Gillian Lam, M.D.
Portland, OR · (503) 346-0640
Dr. Hillary Bashaw
Portland, OR · (503) 418-5751
Dr. Kristina Leinwand, D.O.
Portland, OR · (503) 280-2898
Dr. Kent Rosenwald, M.D.
Portland, OR · (503) 276-6138
Dr. Amanda Lee, M.D.
Portland, OR · (954) 612-5896
Dr. Matthew Riley, MD
Portland, OR · (503) 281-5139
Dr. Ariel Porto, MD
Portland, OR · (503) 418-5751
Dr. William Marshall, MD
Portland, OR · (503) 281-5139

Common questions

How many Pediatric Gastroenterology providers are in Oregon?

There are 23 Pediatric Gastroenterology providers with active NPI records practicing in Oregon, according to federal NPPES data refreshed monthly.

Which cities in Oregon have the most Pediatric Gastroenterology providers?

Portland (23) have the highest concentration of Pediatric Gastroenterology providers in Oregon.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files, including MIPS quality scores where available. The directory refreshes monthly.

Related reading on HealthcareDiscovery.AI

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Sources: NPPES (CMS), Doctors and Clinicians national files, MIPS. Updated monthly. This directory is informational and not medical advice. Are you a Pediatric Gastroenterology in Oregon? Get featured.