Obstetrics in Portland, Oregon
Data updated monthly · Last refresh September 2026
9 Obstetrics providers practice in Portland. Listings are drawn from federal public records and are not endorsements.
Obstetrics providers in Portland
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. Andrea Buras, M.D.Portland, OR · $48 in drug and device payments (2025) · Telehealth ·
(503) 215-2075 Dr. Carmen Doom, M.D., PH.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 274-4800 Dr. Casey Homeyer, MD/MPHPortland, OR · No drug or device payments recorded (2025) ·
(285) 424-6855 Dr. Judy Marvin, MDPortland, OR · $206 in drug and device payments (2025) ·
(503) 601-3615 Dr. Katherine Fitch, MDPortland, OR · $1,000 in drug and device payments (2025) ·
(503) 494-8211 Dr. Katherine Holloway, LDPortland, OR · No drug or device payments recorded (2025) ·
(503) 998-0252 Dr. Megan Cohen, MD, MPHPortland, OR · No drug or device payments recorded (2025) ·
(503) 418-4500 Dr. Osinakachukwu Mbata, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 494-8211 Dr. Robert Warnock, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 413-3407 Common questions
How many Obstetrics providers are in Portland, Oregon?There are 9 Obstetrics providers with active NPI records practicing in Portland, according to federal NPPES data refreshed monthly.
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 Portland Obstetrics across Oregon