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Healthcare Providers in Oregon

Find doctors, hospitals, and clinics in Oregon from the official NPPES NPI Registry. We found 200 providers in this listing.

200 Providers Found Data from NPPES NPI Registry Updated 2026
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All Providers Doctors Hospitals & Clinics
Showing 181–195 of 200 providers
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Individual (NPI-1) Active

JUSTIN STITES LEWIS M.D.

Internal Medicine, Gastroenterology

📍10000 SE MAIN ST STE 112, PORTLAND, OR, 97216

📞 503-255-3054

NPI: 1831621929

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Individual (NPI-1) Active

SHANNON KIMBERLY LEWIS md

Internal Medicine, Gastroenterology

📍9701 SW BARNES RD, PORTLAND, OR, 97225

📞 503-297-8018

NPI: 1780888446

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Individual (NPI-1) Active

MYRON BURTON LEZAK MD

Internal Medicine, Gastroenterology

📍2400 SW VERMONT ST, PORTLAND, OR, 97219

📞 503-452-0915

NPI: 1487654992

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Individual (NPI-1) Active

DEKEY YANGZOM LHEWA MD

Internal Medicine, Gastroenterology

📍3303 S BOND AVE STE 6D, PORTLAND, OR, 97239

📞 503-494-4373

NPI: 1518166438

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Individual (NPI-1) Active

DAVID LIEBERMAN M.D.

Internal Medicine, Gastroenterology

📍PORTLAND VA MEDICAL CENTER, PORTLAND, OR, 97239

📞 503-273-5318

NPI: 1790713063

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Individual (NPI-1) Active

EMERY LIN M.D.

Internal Medicine, Gastroenterology

📍3181 SW SAM JACKSON PARK RD, PORTLAND, OR, 97239

📞 503-494-4373

NPI: 1871869362

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Individual (NPI-1) Active

JONATHAN C LIN M.D.

Internal Medicine, Gastroenterology

📍2400 S AVENUE A, YUMA, AZ, 85364

📞 928-344-2000

NPI: 1578668927

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Individual (NPI-1) Active

WEITIAN LIU MD, PhD

Internal Medicine, Gastroenterology

📍2875 NE STUCKI AVE, HILLSBORO, OR, 97124

📞 800-813-2000

NPI: 1225254436

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Individual (NPI-1) Active

JOHN R LOBITZ MD

Internal Medicine, Gastroenterology

📍9701 SW BARNES RD, PORTLAND, OR, 97225

📞 503-297-8081

NPI: 1851397558

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Individual (NPI-1) Active

RODOLFO B. LORENZO M.d.

Internal Medicine, Gastroenterology

📍913 NW GARDEN VALLEY BLVD, ROSEBURG, OR, 97470

📞 541-440-1000

NPI: 1619986981

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Individual (NPI-1) Active

DONALD FOON LUM MD

Internal Medicine, Gastroenterology

📍1111 NE 99TH AVE, PORTLAND, OR, 97220

📞 503-963-2707

NPI: 1376535724

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Individual (NPI-1) Active

NATHAN R MARKOWITZ M.D.

Internal Medicine, Gastroenterology

📍10 COBURG RD. #201, EUGENE, OR, 97401

📞 541-726-4686

NPI: 1831141910

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Individual (NPI-1) Active

RENEE ARCHAMBAULT MARTIN RN, BSN

Registered Nurse, Gastroenterology

📍3710 SW US VETERANS HOSPITAL RD, PORTLAND, OR, 97239

📞 503-220-8262

NPI: 1760676134

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Individual (NPI-1) Active

RANJAN CHARLES VICTOR MASCARENHAS MD

Internal Medicine, Gastroenterology

📍3710 SW US VETERANS HOSPITAL RD, PORTLAND, OR, 97239

📞 503-220-8262

NPI: 1013959535

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Individual (NPI-1) Active

STEVEN JON MASON MD

Internal Medicine, Gastroenterology

📍1508 DIVISION ST, OREGON CITY, OR, 97045

📞 503-692-3750

NPI: 1174519524

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🗺 Cities in Oregon

📍 Portland 📍 Salem 📍 Eugene 📍 Gresham 📍 Hillsboro 📍 Bend 📍 Beaverton 📍 Medford 📍 Springfield 📍 Corvallis 📍 Albany 📍 Tigard 📍 Lake Oswego 📍 Keizer 📍 Grants Pass 📍 McMinnville 📍 Oregon City 📍 Redmond 📍 Tualatin 📍 West Linn

📊 Quick Stats

Providers Listed 200
Cities Found 20
State Oregon
Source NPPES NPI Registry

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Healthcare in Oregon

Oregon has a progressive and innovative healthcare system, known for its emphasis on integrated care, health equity, and community-based services. Oregon Health & Science University (OHSU) in Portland is the state's flagship academic medical center and only Level I Trauma Center, affiliated with one of the nation's leading health sciences universities. Providence Health & Services and Legacy Health are the dominant health systems in the Portland metropolitan area. PeaceHealth serves the Eugene-Springfield area and southwestern Oregon.

Oregon expanded Medicaid in 2014 and has been a national leader in Medicaid innovation through its Coordinated Care Organizations (CCOs) model, which integrates physical, behavioral, and oral health services for Medicaid beneficiaries. The state's Medicaid program, Oregon Health Plan (OHP), covers approximately 1.4 million residents. Oregon operates OregonHealthCare.gov as its state-based ACA marketplace. The Oregon Health Authority (OHA) (oregon.gov/oha) oversees health policy, Medicaid, and public health programs.

The Oregon Medical Board (oregon.gov/omb) licenses physicians and provides online verification. Oregon has been a leader in death with dignity legislation and end-of-life care policy.

Frequently Asked Questions — Oregon Healthcare