HealthcareDiscovery.AI / Doctors / Oregon / Internal Medicine

Internal Medicine Doctors in Oregon

Data updated monthly · Last refresh October 2026

2,115 Internal Medicine providers practice in Oregon, including 402 (19%) offering telehealth. The largest concentration is in Portland. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

2,115providers
402telehealth
Portlandtop city

Internal Medicine by city in Oregon

Choose a city to see providers there.

Internal Medicine in Portland895 providers
Internal Medicine in Corvallis128 providers
Internal Medicine in Clackamas99 providers
Internal Medicine in Bend97 providers
Internal Medicine in Salem86 providers
Internal Medicine in Hillsboro65 providers
Internal Medicine in Eugene60 providers
Internal Medicine in Medford57 providers
Internal Medicine in Beaverton46 providers
Internal Medicine in Tualatin44 providers
Internal Medicine in Gresham37 providers
Internal Medicine in Springfield35 providers
Internal Medicine in Grants Pass33 providers
Internal Medicine in Coos Bay30 providers
Internal Medicine in Albany27 providers
Internal Medicine in Roseburg26 providers
Internal Medicine in Tigard25 providers
Internal Medicine in Lake Oswego23 providers
Internal Medicine in Newberg22 providers
Internal Medicine in Milwaukie22 providers
Internal Medicine in Mcminnville19 providers
Internal Medicine in Ashland15 providers
Internal Medicine in Oregon City15 providers
Internal Medicine in Klamath Falls15 providers

Internal Medicine providers in Oregon

Listed by city, largest first. 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. Alexandra Sinclair, DO
Corvallis, OR · $19 in drug and device payments (2025) · (541) 768-4906
Dr. Alexis Robles, DO
Corvallis, OR · $118 in drug and device payments (2025) · (541) 768-5111
Dr. Andrew Gessel, D.O.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Anne Marie Collum, DO
Corvallis, OR · $19 in drug and device payments (2025) · Telehealth · (541) 768-5140
Dr. Austin Loranger
Corvallis, OR · $174 in drug and device payments (2025) · Telehealth · (541) 768-1261
Dr. Austin Martin, MD
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Austin Scara, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Barry Smith, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Benjamin Buchalski
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Blessing Osondu, M.D
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Brent Baldrica, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Brett Villa, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Briana Chavez, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Briana Martiszus, DO
Corvallis, OR · $24 in drug and device payments (2025) · (541) 768-5111
Dr. Brian Curtis, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · Telehealth · (541) 754-1150
Dr. Brian Marshall
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Brittany Houston, D.O.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Brittany Olson, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Bruce Ramsey, MD
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Cameron Radka, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Camilia Makhyoun, D.O.
Corvallis, OR · $25 in drug and device payments (2025) · (541) 768-6930
Dr. Catherine Thomasson, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 737-9355
Dr. Charlene Carroll, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Charles Fein, MD
Corvallis, OR · No drug or device payments recorded (2025) · (818) 268-5453
Dr. Christopher Carey, D.O.
Corvallis, OR · $70 in drug and device payments (2025) · (541) 768-5111
Dr. Christopher Small, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Christopher Stuart, M.D.
Corvallis, OR · $42 in drug and device payments (2025) · (541) 768-5111
Dr. Clifford Hall, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5862
Dr. Constance Hume-rodman, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 737-9355
Dr. Courtney Chason, DO
Corvallis, OR · $19 in drug and device payments (2025) · Telehealth · (541) 768-5140
Dr. Courtney Fowler, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Cynthia Marske, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 766-6835
Dr. Cyrus Faridi, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Dalton Black
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Dane Patey, MD
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Daniel Nakashima, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Daniel Surette
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Dawniel Facque
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Dzhakhan Pecherskaya, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Edward Wolf, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 754-1150
Dr. Efren Rodriguez, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Ellie Glasner
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Elyse Leduc, DO
Corvallis, OR · $19 in drug and device payments (2025) · (541) 768-4906
Dr. Frances Spiller, D.O.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 286-4082
Dr. Fredrick Weisensee, M.D.
Corvallis, OR · $19 in drug and device payments (2025) · (541) 768-5140
Dr. Gibson Hohberg, MD
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Hamid Arain, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Heather Issa, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Jacob Menchaca
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. James Gallant, MD
Corvallis, OR · No drug or device payments recorded (2025) · (541) 758-0766

Conditions Internal Medicine providers in Oregon commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Internal Medicine providers are in Oregon?

There are 2,115 Internal Medicine providers with active NPI records practicing in Oregon, according to federal NPPES data refreshed monthly.

Do Internal Medicine providers in Oregon offer telehealth?

Yes. 402 of the 2,115 Internal Medicine providers in Oregon (about 19%) report offering telehealth services in CMS data.

Which cities in Oregon have the most Internal Medicine providers?

Portland (895), Corvallis (128), Clackamas (99) have the highest concentration of Internal Medicine providers in Oregon.

How many Internal Medicine providers in Oregon received drug or device company payments?

289 of 2,115 Internal Medicine providers in Oregon (14%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Oregon treat?

Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider counts and profiles 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.

Do most Internal Medicine Doctors in Oregon work in independent practices or large health systems?

Among 1,132 Internal Medicine Doctors in Oregon enrolled in Medicare, 8% bill through a solo or small practice with fewer than 10 clinicians, 14% through a mid-size group of 10 to 99, and 79% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Internal Medicine Doctors in Oregon work at?

According to CMS facility affiliation records, the Oregon hospitals where the most Internal Medicine Doctors hold privileges are Providence St Vincent Medical Center in Portland; Ohsu Hospital and Clinics in Portland; Providence Portland Medical Center in Portland.

Related reading on HealthcareDiscovery.AI

Internal Medicine in all 50 states Search all 2,115 in the directory Ask Zach for help choosing

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Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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. Are you a Internal Medicine in Oregon? Get featured.