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Internal Medicine in Corvallis, Oregon

Data updated monthly · Last refresh September 2026

128 Internal Medicine providers practice in Corvallis, and 21% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Corvallis

Listed alphabetically. 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. 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
Dr. James Koski, MD, MPH
Corvallis, OR · No drug or device payments recorded (2025) · (541) 737-3106
Dr. James Pierce, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. James Townsend, D.O.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Janel Lawrence, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · Telehealth · (541) 754-1150
Dr. Janet Landauer, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-6734
Dr. Janice Peterson, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Jefferson Loa, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Jenna Sawatzki, MD
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Jennifer Maire, D.O.
Corvallis, OR · No drug or device payments recorded (2025) · Telehealth · (541) 768-4906
Dr. Jennifer Smits, MD
Corvallis, OR · No drug or device payments recorded (2025) · Telehealth · (541) 768-5111
Dr. Jeremy Warner, D.O.
Corvallis, OR · No drug or device payments recorded (2025) · Telehealth · (541) 768-5205
Dr. Jessica Malone, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Jody-leigh Steyn, MD
Corvallis, OR · $50 in drug and device payments (2025) · Telehealth · (541) 768-5140
Dr. Kalyanii Kennedy
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Katrina Soriano, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Kayla Fenton, MD
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5140
Dr. Kaylee Carr
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Kien Huynh, M.D.
Corvallis, OR · $101 in drug and device payments (2025) · (541) 768-5111
Dr. Kristina Nagai, DO
Corvallis, OR · $19 in drug and device payments (2025) · (541) 768-5140
Dr. Kristy Jessop, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · Telehealth · (541) 768-5140
Dr. Lakshna Sankar, MD
Corvallis, OR · $165 in drug and device payments (2025) · Telehealth · (541) 768-6930
Dr. Libor Pavlosek, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Linus Unitan, MD
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Lloyd Wiggins, MD
Corvallis, OR · No drug or device payments recorded (2025) · (541) 757-1822
Dr. Lori Porter, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Luke Arsenault
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Lynn Bentson, M.D, MACP
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5140
Dr. Marina Arbuck, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 754-1262
Dr. Matthew Klug, DO
Corvallis, OR · $56 in drug and device payments (2025) · (541) 768-4906
Dr. Matthew Szvetecz, M.D.
Corvallis, OR · $168 in drug and device payments (2025) · Telehealth · (541) 754-1260
Dr. Melanie Jackson, MD
Corvallis, OR · $187 in drug and device payments (2025) · Telehealth · (541) 768-7900
Dr. Mohammed Layas, M.B.CH.B
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Mohan Avula, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Nancy Guirguis
Corvallis, OR · No drug or device payments recorded (2025) · (541) 758-0766
Dr. Naomi Lam, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Nicholas Saenger, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5111
Dr. Nicolette Rosendahl, DO
Corvallis, OR · No drug or device payments recorded (2025) · Telehealth · (541) 754-1260
Dr. Olivia Ross, DO
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Patrick Bottorff
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-4906
Dr. Rebakah Owen-thayer, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 737-9355
Dr. Robert Burton, M.D.
Corvallis, OR · No drug or device payments recorded (2025) · (541) 768-5140
Dr. Robert Davis, MD
Corvallis, OR · $1,346 in drug and device payments (2025) · Telehealth · (541) 768-4950

Conditions Internal Medicine providers in Corvallis, 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 Corvallis, Oregon?

There are 128 Internal Medicine providers with active NPI records practicing in Corvallis, according to federal NPPES data refreshed monthly.

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

27 of 128 (21%) 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 Corvallis treat?

Internal Medicine providers in Corvallis 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 records 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.

All specialties in Corvallis Internal Medicine across Oregon

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.