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Anesthesiology in Clackamas, Oregon

Data updated monthly · Last refresh September 2026

37 Anesthesiology providers practice in Clackamas, and 3% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Anesthesiology providers in Clackamas

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. Alvin Li, MD
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Amy Deroche, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Bradley Higgins, CRNA
Clackamas, OR · No drug or device payments recorded (2025) · (503) 571-4444
Dr. Caleb Frank, MD
Clackamas, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Carol Unitan, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Clayton Horan, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Cynthia Swanson, D.O.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 571-6386
Dr. Daniel Bytnar, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 571-4506
Dr. Elaine Hsu, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Fengping Xu, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Gautam Sehgal, MBBS
Clackamas, OR · No drug or device payments recorded (2025) · (503) 813-3863
Dr. Jarrod Larson, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Jean Henderson, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Jeffrey Hill, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Jeremy Gibson, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (971) 334-5978
Dr. Kathryn Breslin, MD
Clackamas, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Katrin Book, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 625-2880
Dr. Kenneth Larsen, MD
Clackamas, OR · No drug or device payments recorded (2025) · (503) 571-4506
Dr. Kenneth Lie, MD
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Kristina Ruybalid, MD
Clackamas, OR · No drug or device payments recorded (2025) · (503) 571-6386
Dr. Krzysztof Ostrowski, MD
Clackamas, OR · No drug or device payments recorded (2025) · (503) 571-2880
Dr. Marc Lutz, DO
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Mark Gilbert, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 571-4506
Dr. Mark Heinonen, MD
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Matthew Abrahams, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Matthew Garced, MD
Clackamas, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Naun Chang, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 638-2030
Dr. Omar Malik, MD
Clackamas, OR · $30 in drug and device payments (2025) · (503) 813-2000
Dr. Philip Lund, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Ramiah Ramasubramanian, MD
Clackamas, OR · No drug or device payments recorded (2025) · (503) 571-3562
Dr. Seth Goldberg, MS, CRNA
Clackamas, OR · No drug or device payments recorded (2025) · (503) 813-2000
Dr. Stephen Bachhuber, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Suzanne Zurasky, MD
Clackamas, OR · No drug or device payments recorded (2025) · (503) 571-4506
Dr. Thomas Janisse, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (503) 652-2880
Dr. Wai Lee, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Yifan Xu, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Yun-sheen Liu, M.D.
Clackamas, OR · No drug or device payments recorded (2025) · (617) 306-4762

Common questions

How many Anesthesiology providers are in Clackamas, Oregon?

There are 37 Anesthesiology providers with active NPI records practicing in Clackamas, according to federal NPPES data refreshed monthly.

How many Anesthesiology providers in Clackamas received drug or device company payments?

1 of 37 (3%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

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 Clackamas Anesthesiology 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.