Oncologists in Oregon
Data updated monthly · Last refresh October 2026
110 Medical Oncology providers practice in Oregon, including 66 (60%) 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.
110providers
66telehealth
Portlandtop city
Medical Oncology by city in Oregon
Choose a city to see providers there.
Medical Oncology 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. Derek Galligan, M.D.Portland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 494-6594 Dr. Douglas Lackowski, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 285-9321 Dr. Edward Soo, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 239-7767 Dr. Eleni Efstathiou, M.D.Portland, OR · $104,742 in drug and device payments (2025) · Telehealth ·
(503) 494-6594 Dr. Elizabeth Loggers, M.D., PH.D.Portland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 494-5058 Dr. Esther ChongPortland, OR · $193 in drug and device payments (2025) · Telehealth ·
(503) 494-6594 Dr. Evthokia Hobbs, M.D.Portland, OR · $125 in drug and device payments (2025) · Telehealth ·
(503) 216-6300 Dr. Guillaume Pegna, M.D.Portland, OR · $11,805 in drug and device payments (2025) · Telehealth ·
(503) 494-6594 Dr. Hagen Kennecke, MD, MHA, FRCPCPortland, OR · $3,474 in drug and device payments (2025) · Telehealth ·
(971) 262-9600 Dr. Jeremy Cetnar, M.D.Portland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 494-6346 Dr. Jessica Stempel, M.D.Portland, OR · $120 in drug and device payments (2025) · Telehealth ·
(503) 494-5058 Dr. Jin Seon Im, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 494-5058 Dr. John Sharp, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 494-5058 Dr. John Smith, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 239-7767 Dr. Julie Graff, M.D.Portland, OR · $26 in drug and device payments (2025) · Telehealth ·
(503) 494-6594 Dr. Keith Lanier, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 216-6300 Dr. Laura Newell, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 494-6346 Dr. Limin Zhu, MD, PHDPortland, OR · $125 in drug and device payments (2025) · Telehealth ·
(503) 494-8311 Dr. Maria Gregorio, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 641-6429 Dr. Mary Gearn, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 215-4691 Dr. Matthew Blackburn, M.D.Portland, OR · $9,926 in drug and device payments (2025) · Telehealth ·
(971) 262-9600 Dr. Matthew Taylor, MDPortland, OR · $44 in drug and device payments (2025) · Telehealth ·
(503) 215-1350 Dr. Michael Savin, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 494-5672 Dr. Molly Andreason, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 494-8211 Dr. Nagendra Tirumali, M.D.Portland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 331-6545 Dr. Onyekachi Ogbonna, M.D.Portland, OR · $46 in drug and device payments (2025) · Telehealth ·
(570) 326-8470 Dr. Phyo Thazin Myint, MDPortland, OR · $348 in drug and device payments (2025) ·
(503) 494-6594 Dr. Rachel Sanborn, MDPortland, OR · $43,906 in drug and device payments (2025) · Telehealth ·
(503) 215-5696 Dr. Rajat Thawani, MDPortland, OR · $4,083 in drug and device payments (2025) · Telehealth ·
(503) 494-6594 Dr. Regan Duffy, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 216-6300 Dr. Regan Look, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 280-1223 Dr. Robert Lufkin, D.O.Portland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 239-7767 Dr. Rom Leidner, MDPortland, OR · $190 in drug and device payments (2025) · Telehealth ·
(503) 215-5696 Dr. Ronald Ng, MDPortland, OR · $321 in drug and device payments (2025) · Telehealth ·
(503) 494-6594 Dr. Rosemarie Mannino, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 220-8262 Dr. Shiuh-wen Luoh, MDPortland, OR · No drug or device payments recorded (2025) ·
(503) 494-8311 Dr. Shivaani KummarPortland, OR · $8,477 in drug and device payments (2025) · Telehealth ·
(503) 314-7168 Dr. Siddu Patil, M.D.Portland, OR · $252 in drug and device payments (2025) ·
(503) 494-6594 Dr. Spencer Shao, M.D.Portland, OR · $2,825 in drug and device payments (2025) · Telehealth ·
(503) 280-1223 Dr. Stacy Lewis, MDPortland, OR · $18,584 in drug and device payments (2025) · Telehealth ·
(503) 216-6300 Dr. Stephanie Chu, M.D., M.P.H.Portland, OR · No drug or device payments recorded (2025) · Telehealth ·
(971) 262-9600 Dr. Tanaya Shree, M.D., PH.D.Portland, OR · $215 in drug and device payments (2025) · Telehealth ·
(503) 494-7999 Dr. Theodore Braun, M.D., PH.D.Portland, OR · $4,239 in drug and device payments (2025) · Telehealth ·
(503) 494-8311 Dr. Todd Crocenzi, M.D.Portland, OR · No drug or device payments recorded (2025) ·
(503) 215-5696 Dr. Tomasz Beer, MDPortland, OR · $4,800 in drug and device payments (2025) · Telehealth ·
(503) 494-6594 Dr. Vishesh Khanna, MDPortland, OR · No drug or device payments recorded (2025) · Telehealth ·
(503) 494-6594 Dr. Walter Urba, MD, PHDPortland, OR · No drug or device payments recorded (2025) ·
(503) 215-5696 Dr. Zahi Mitri, M.D.Portland, OR · $884 in drug and device payments (2025) ·
(404) 839-0083 Dr. Zheng Topp, M.D.Portland, OR · $309 in drug and device payments (2025) · Telehealth ·
(503) 216-6300 Dr. Michael Oneil, MDRoseburg, OR · No drug or device payments recorded (2025) ·
(541) 673-6777 Common questions
How many Medical Oncology providers are in Oregon?There are 110 Medical Oncology providers with active NPI records practicing in Oregon, according to federal NPPES data refreshed monthly.
Do Medical Oncology providers in Oregon offer telehealth?Yes. 66 of the 110 Medical Oncology providers in Oregon (about 60%) report offering telehealth services in CMS data.
Which cities in Oregon have the most Medical Oncology providers?Portland (69), Bend (7), Eugene (6) have the highest concentration of Medical Oncology providers in Oregon.
How many Medical Oncology providers in Oregon received drug or device company payments?49 of 110 Medical Oncology providers in Oregon (45%) 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 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 Oncologists in Oregon work in independent practices or large health systems?Among 72 Oncologists in Oregon enrolled in Medicare, 0% bill through a solo or small practice with fewer than 10 clinicians, 13% through a mid-size group of 10 to 99, and 88% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Oncologists in Oregon work at?According to CMS facility affiliation records, the Oregon hospitals where the most Oncologists hold privileges are Ohsu Hospital and Clinics in Portland; Providence Portland Medical Center in Portland; Providence St Vincent Medical Center in Portland.
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