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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. Abdul Hai Mansoor, MD
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (503) 331-6500
Dr. Aimee Kohn, MD
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (971) 262-9800
Dr. Alexander Denes, MD
Portland, OR · No drug or device payments recorded (2025) · (503) 418-2292
Dr. Alexandra Sokolova, M.D.
Portland, OR · $11,947 in drug and device payments (2025) · Telehealth · (503) 494-4393
Dr. Ashley Shubert, MD
Portland, OR · No drug or device payments recorded (2025) · (541) 387-6445
Dr. Ashray Maniar, M.D.
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (800) 813-2000
Dr. Brian Druker, MD
Portland, OR · $578,289 in drug and device payments (2025) · Telehealth · (503) 494-5596
Dr. Cameron Chalker, MD
Portland, OR · $203 in drug and device payments (2025) · Telehealth · (503) 494-8211
Dr. Catalina Hernandez Torres, MD
Portland, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Christine Barnett, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 331-6500
Dr. Daniel Da Graca, M.D.
Portland, OR · $44 in drug and device payments (2025) · Telehealth · (800) 813-2000
Dr. Daniel Greenberg, MD
Portland, OR · No drug or device payments recorded (2025) · (503) 494-6594
Dr. Daniel Gruenberg, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 297-7403
Dr. David Regan, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 239-7767
Dr. Elie Traer, MD, PHD
Portland, OR · $8,035 in drug and device payments (2025) · Telehealth · (503) 494-9000
Dr. Emerson Chen, MD
Portland, OR · $38 in drug and device payments (2025) · Telehealth · (503) 494-4335
Dr. Emily Lin, MD
Portland, OR · $38 in drug and device payments (2025) · Telehealth · (503) 216-6300
Dr. Evelyn Brosnan, M.D.
Portland, OR · $17 in drug and device payments (2025) · (503) 215-1350
Dr. Gabrielle Meyers, MD
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (503) 494-5058
Dr. Gerald Segal, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 280-1223
Dr. Harshavardhan Tathireddy, M.D
Portland, OR · $93 in drug and device payments (2025) · (503) 494-8311
Dr. Harsh Sharma, DO
Portland, OR · $656 in drug and device payments (2025) · (503) 813-3860
Dr. Jacqueline Vuky, M.D.
Portland, OR · $98 in drug and device payments (2025) · Telehealth · (503) 299-6500
Dr. Jason Mann, MD,MPH
Portland, OR · No drug or device payments recorded (2025) · (503) 285-9321
Dr. Jay Andersen, M.D.
Portland, OR · $78 in drug and device payments (2025) · Telehealth · (503) 297-7403
Dr. Jeffrey Menashe, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 239-7767
Dr. Jody Kujovich, MD
Portland, OR · No drug or device payments recorded (2025) · (503) 280-1223
Dr. Justin Sovich
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (800) 813-2000
Dr. Kenneth Bensch, M.D., PH.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 331-6500
Dr. Kylee Martens, MD
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (503) 494-4335
Dr. Lucy Langer, MD
Portland, OR · $465 in drug and device payments (2025) · Telehealth · (503) 297-7403
Dr. Mark Rarick, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 285-9321
Dr. Mark Seligman, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 232-7000
Dr. Matthew Tipping, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 331-6500
Dr. Michael Heinrich, MD
Portland, OR · $3,833 in drug and device payments (2025) · Telehealth · (503) 494-6594
Dr. Miklos Simon, MD
Portland, OR · $3,017 in drug and device payments (2025) · Telehealth · (503) 239-7767
Dr. Myung Sun Kim
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (503) 239-7767
Dr. Patan Gultawatvichai, M.D.
Portland, OR · $3,850 in drug and device payments (2025) · Telehealth · (971) 314-4522
Dr. Phoebe Trubowitz, MD
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (503) 285-9321
Dr. Punprapai Boriboonsomsin
Portland, OR · No drug or device payments recorded (2025) · (800) 813-2000
Dr. Rajeev Krishnan, M.D
Portland, OR · No drug or device payments recorded (2025) · Telehealth · (800) 813-2000
Dr. Ralph Weinstein, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 280-1223
Dr. Richard Maziarz, MD
Portland, OR · $16,452 in drug and device payments (2025) · Telehealth · (503) 494-4606
Dr. Robert Ellis, DO
Portland, OR · $138 in drug and device payments (2025) · (503) 331-6500
Dr. Ryo Shohara, M.D.
Portland, OR · No drug or device payments recorded (2025) · (503) 331-6500
Dr. Sandeep Mashru, MD
Portland, OR · No drug or device payments recorded (2025) · (503) 528-7449
Dr. Sarah Nagle, MD
Portland, OR · No drug or device payments recorded (2025) · (503) 494-5364
Dr. Sasha Stanton, M.D. PHD
Portland, OR · $17 in drug and device payments (2025) · (503) 215-1350
Dr. Sharif Ahmed, M.D.
Portland, OR · $14 in drug and device payments (2025) · Telehealth · (503) 239-7767
Dr. Stephen Chui, MD
Portland, OR · No drug or device payments recorded (2025) · (503) 494-6594

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

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.