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Hematology & Oncology in Portland, Oregon

Data updated monthly · Last refresh September 2026

57 Hematology & Oncology providers practice in Portland, and 39% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Hematology & Oncology 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. Tarunpreet Bains, M.D.
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (858) 761-7754
Dr. Tibor Kovacsovics, MD
Portland, OR · $9,836 in drug and device payments (2025) · Telehealth · (503) 494-5058
Dr. Tony Ho, MD
Portland, OR · $179 in drug and device payments (2025) · Telehealth · (503) 280-1223
Dr. William Fleming, MD
Portland, OR · No drug or device payments recorded (2025) · (503) 494-5058
Dr. William Mooney, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 232-7000
Dr. William Pearse, MD
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (503) 215-5696
Dr. William Skach, MD
Portland, OR · No drug or device payments recorded (2025) · (503) 494-7322

Conditions Hematology & Oncology providers in Portland, Oregon commonly treat

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

Common questions

How many Hematology & Oncology providers are in Portland, Oregon?

There are 57 Hematology & Oncology providers with active NPI records practicing in Portland, according to federal NPPES data refreshed monthly.

How many Hematology & Oncology providers in Portland received drug or device company payments?

22 of 57 (39%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Hematology & Oncology providers in Portland treat?

Hematology & Oncology providers in Portland commonly treat breast cancer, lung cancer, lymphoma, leukemia, anemia 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 Portland Hematology & Oncology across Oregon

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.