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Family Medicine in Lake Oswego, Oregon

Data updated monthly · Last refresh September 2026

26 Family Medicine providers practice in Lake Oswego, and 23% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Family Medicine providers in Lake Oswego

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. Arthur Ostergard, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 709-1792
Dr. Christopher Hatlestad, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 747-2021
Dr. Cynthia Dumler, M.D.
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 636-9687
Dr. Daniel Ananyev, D.O.
Lake Oswego, OR · $452 in drug and device payments (2025) · Telehealth · (503) 658-9351
Dr. Darren Lewis, M.D.
Lake Oswego, OR · $23 in drug and device payments (2025) · (503) 216-1500
Dr. David Lee, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth · (503) 635-2496
Dr. David Selby, D.O.
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 635-1350
Dr. Eric Wecker, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth · (503) 216-1500
Dr. Fernanda Huang, M.D.
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 635-1350
Dr. Josh Gepner, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth · (503) 635-2496
Dr. Kar-yee Wu, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth · (503) 635-2496
Dr. Kiara Mina, DO
Lake Oswego, OR · $20 in drug and device payments (2025) · (503) 525-7500
Dr. Kim Waarvick, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 216-1500
Dr. Kristina Rashid, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth · (503) 216-1500
Dr. Laura Gaff, M.D.
Lake Oswego, OR · $122 in drug and device payments (2025) · Telehealth · (503) 216-1500
Dr. Marco Pocholo Valencia, M.D.
Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth · (503) 635-2496
Dr. Marion Darling, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 635-0200
Dr. Mark Jardini, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 216-1500
Dr. Michael Zimmerman, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 797-2273
Dr. Olivia Kamayangi, M.D.
Lake Oswego, OR · $122 in drug and device payments (2025) · Telehealth · (503) 216-1500
Dr. Ren Shirai, DO
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 525-7500
Dr. Ruth Fischer-wright, MD
Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth · (503) 216-1500
Dr. Samantha Mckay, M.D.
Lake Oswego, OR · $278 in drug and device payments (2025) · (503) 872-2440
Dr. Susan Blasi, D.O.
Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth · (503) 513-3350
Dr. Thomas Raines-morris, MD, MPH
Lake Oswego, OR · No drug or device payments recorded (2025) · Telehealth · (503) 872-2440
Dr. Walter Hardin, D.O.
Lake Oswego, OR · No drug or device payments recorded (2025) · (503) 797-2268

Conditions Family Medicine providers in Lake Oswego, Oregon commonly treat

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

Common questions

How many Family Medicine providers are in Lake Oswego, Oregon?

There are 26 Family Medicine providers with active NPI records practicing in Lake Oswego, according to federal NPPES data refreshed monthly.

How many Family Medicine providers in Lake Oswego received drug or device company payments?

6 of 26 (23%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Family Medicine providers in Lake Oswego treat?

Family Medicine providers in Lake Oswego commonly treat annual physicals, high blood pressure, type 2 diabetes, preventive care, minor injuries 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 Lake Oswego Family 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.