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 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. Neal Rendleman, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 295-0730 Dr. Nelly Nzokou NkenfackPortland, OR · $1,000 in drug and device payments (2025) ·
(971) 570-4676 Dr. Ngan-lien Nguyen, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 255-7550 Dr. Nicholas Kuhn, MDPortland, OR · $329 in drug and device payments (2025) · Telehealth ·
(503) 452-0915 Dr. Nicholas Nelson, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 216-2906 Dr. Nicolette Bottesini, DOPortland, OR · No drug or device payments recorded (2025) ·
(503) 413-7074 Dr. Nicole Weksler, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 525-7599 Dr. Nikita Ivanov, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 808-9211 Dr. Nilan Schnure, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 494-8562 Dr. Oliver Arquero, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 215-2392 Dr. Paige Galvez, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 215-6600 Dr. Paige Ruh, DOPortland, OR · No drug or device payments recorded (2025) ·
(503) 216-2621 Dr. Palaniappan Chidambaram, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 215-4860 Dr. Pamela Miner, MDPortland, OR · No drug or device payments recorded (2025) ·
(971) 202-5500 Dr. Patricia Engle, M.D.Portland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 297-5581 Dr. Patricia Funk, DOPortland, OR · No drug or device payments recorded (2025) ·
(503) 413-4340 Dr. Patricia Ritze, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 494-8211 Dr. Patrick Dunn, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 413-8988 Dr. Patrick SheppardPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 494-8311 Dr. Paula Folger, M.D.Portland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 413-7074 Dr. Paul Denouden, MDPortland, OR · $44 in drug and device payments (2025) ·
(503) 988-5020 Dr. Paul Gorman, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 494-6101 Dr. Paul Hull, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 274-4995 Dr. Paul Matson, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 220-8262 Dr. Paul Musgrave, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 346-3365 Dr. Payal Patel, DOPortland, OR · No drug or device payments recorded (2025) ·
(503) 413-8407 Dr. Peter Carty, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 261-6985 Dr. Peter Kliewer, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 988-3674 Dr. Peter O'hanley, MDPortland, OR · $15 in drug and device payments (2025) ·
(503) 215-2392 Dr. Philip Korthuis, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 494-8562 Dr. Philip Mcdaniel, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 261-7200 Dr. Porfirio Pena, M.D.Portland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 230-9224 Dr. Prasanna Krishnasamy, M.D., MPHPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 413-4340 Dr. Priscilla Le, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 226-4091 Dr. Promporn Wichienkuer, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 215-6600 Dr. Qian Leng, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 988-7468 Dr. Rachel KoskiPortland, OR · No drug or device payments recorded (2025) ·
(503) 413-7074 Dr. Rachel Shore, MD STUDENTPortland, OR · No drug or device payments recorded (2025) ·
(503) 215-6600 Dr. Radko Komers, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 494-8490 Dr. Raj Nagappan, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 216-2906 Dr. Ralph Burke, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 781-3063 Dr. Ralph Prows, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 225-5170 Dr. Ramtin Rahmani, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 215-6600 Dr. Rand AbedalweliPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 494-8211 Dr. Randy Ellerbrook, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 297-5581 Dr. Rasha Nakhleh, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 494-8562 Dr. Ravikiran Ellandula, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 216-2906 Dr. Raymond TruongPortland, OR · No drug or device payments recorded (2025) ·
(503) 413-7074 Dr. Rebecca Abney, D.O.Portland, OR · No drug or device payments recorded (2025) ·
(503) 413-4340 Dr. Rebecca Chandler, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 215-2392 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.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
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.
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