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. Jodi Ready, MDHood River, OR · No drug or device payments recorded (2025) ·
(541) 387-6125 Dr. Molly Olsen, MDHood River, OR · No drug or device payments recorded (2025) ·
(541) 387-6125 Dr. Paul Ingraham, M.D.Hood River, OR · No drug or device payments recorded (2025) ·
(541) 387-6125 Dr. James Martin, MDJunction City, OR · No drug or device payments recorded (2025) ·
(541) 998-6750 Dr. Collin Mclaughlin, DOKeizer, OR · No drug or device payments recorded (2025) ·
(412) 867-6899 Dr. Jeffrey Wang, M.D.Keizer, OR · No drug or device payments recorded (2025) ·
(503) 399-2424 Dr. Lori Rumbaugh, MDKeizer, OR · No drug or device payments recorded (2025) ·
(503) 779-2271 Dr. Robin Chandler, M.D.Keizer, OR · No drug or device payments recorded (2025) ·
(503) 399-2424 Dr. Stephen Carp, D.O.Keizer, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 399-2424 Dr. Charles Christensen, MDKlamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 880-2011 Dr. Charles Cofas, M.D.Klamath Falls, OR · No drug or device payments recorded (2025) · Telehealth ·
(541) 882-3818 Dr. Chin Hee Jun, M.D.Klamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 274-8400 Dr. Christopher Brown, MDKlamath Falls, OR · $237 in drug and device payments (2025) ·
(541) 274-6221 Dr. Donald Venes, MDKlamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 274-8400 Dr. Frank Marx, MDKlamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 274-6311 Dr. Jennifer Wise, MDKlamath Falls, OR · $54 in drug and device payments (2025) ·
(541) 274-8400 Dr. Kenneth Magee, M.D.Klamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 882-2902 Dr. Kieran Kubac, MDKlamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 274-6150 Dr. Laura Moore, M.D.Klamath Falls, OR · $35 in drug and device payments (2025) ·
(541) 883-2337 Dr. Mahi Khan, M.D.Klamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 851-8110 Dr. Marin Mccutcheon, MDKlamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 274-6311 Dr. Roger Piepenbrink, DO MPH FACP FACEKlamath Falls, OR · $191 in drug and device payments (2025) · Telehealth ·
(541) 274-8400 Dr. Sidra Iftikhar, MDKlamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 882-6311 Dr. Slavka Kucinska, MDKlamath Falls, OR · No drug or device payments recorded (2025) ·
(541) 882-6311 Dr. Kelly Mutch, M.D.La Grande, OR · No drug or device payments recorded (2025) ·
(541) 963-9732 Dr. Madhavi Tangirala, M.DLa Grande, OR · No drug or device payments recorded (2025) ·
(541) 963-8421 Dr. Stanley Graham, M.D.La Grande, OR · No drug or device payments recorded (2025) ·
(541) 963-3138 Dr. Stephen Bump, M.D.La Grande, OR · No drug or device payments recorded (2025) ·
(541) 963-3138 Dr. Susan Rice, M.D.La Grande, OR · No drug or device payments recorded (2025) ·
(541) 963-3138 Dr. Alia Alhumaid, MDLake Oswego, OR · $47 in drug and device payments (2025) ·
(503) 486-7276 Dr. Berton Stone, M.D.Lake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 675-6776 Dr. Birch Porter, MDLake Oswego, OR · No drug or device payments recorded (2025) ·
(800) 718-1259 Dr. Claire Higgins, MDLake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 216-1500 Dr. Colene Andersen, MDLake Oswego, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 525-7500 Dr. Colleen Finnegan, M.D.Lake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 216-1500 Dr. Daryl Baron, MDLake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 635-6256 Dr. Donald Ramsthel, MDLake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 636-7860 Dr. Edward Conrad, M.D.Lake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 635-5044 Dr. Ellen Mayock, MDLake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 525-7500 Dr. H Harris, MDLake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 636-9687 Dr. Hidenao Kimura, MDLake Oswego, OR · $1,295 in drug and device payments (2025) · Telehealth ·
(503) 636-9605 Dr. Jordan Smith, M.D.Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 525-7500 Dr. Judith Lindsey, M.D.Lake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 525-7500 Dr. Kenneth Melvin, MDLake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 203-1177 Dr. Lauren Gearhart, MDLake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 635-6256 Dr. Nancy Heisel, MDLake Oswego, OR · $18 in drug and device payments (2025) ·
(503) 525-7500 Dr. Paula KilpatrickLake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 697-3001 Dr. Paul Yutan, M.D.Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 479-5608 Dr. Stephanie Barayuga, MDLake Oswego, OR · $122 in drug and device payments (2025) · Telehealth ·
(503) 216-1500 Dr. Stephen Weil, MDLake Oswego, OR · No drug or device payments recorded (2025) ·
(503) 697-3001 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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