Hematologists and Oncologists in Washington
Data updated monthly · Last refresh October 2026
474 Hematology & Oncology providers practice in Washington, including 228 (48%) offering telehealth. The largest concentration is in Seattle. 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.
474providers
228telehealth
Seattletop city
Hematology & Oncology by city in Washington
Choose a city to see providers there.
Hematology & Oncology providers in Washington
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. Phuong VoSeattle, WA · No drug or device payments recorded (2025) ·
(206) 288-1000 Dr. Prakash Purushothaman, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 288-6956 Dr. Prakash Vishnu, MD, MBBSSeattle, WA · $1,725 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Rachael Safyan, M.D.Seattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 520-5000 Dr. Rachel Salit, MDSeattle, WA · $4,670 in drug and device payments (2025) ·
(206) 667-1317 Dr. Rafael Santana Davila, MDSeattle, WA · $4,129 in drug and device payments (2025) · Telehealth ·
(206) 386-2323 Dr. Rahul Banerjee, M.D.Seattle, WA · $32,116 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Rajitha Sunkara, M.DSeattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 520-5000 Dr. Raya Mawad, MDSeattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 520-5000 Dr. Ray Mun KooSeattle, WA · No drug or device payments recorded (2025) ·
(206) 520-5000 Dr. Rebecca Haley, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 292-2301 Dr. Rebecca Kruse-jarres, M.D.Seattle, WA · $19,237 in drug and device payments (2025) ·
(206) 614-1128 Dr. Rekha Chandran, MDSeattle, WA · $59 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Richa Thakur, MDSeattle, WA · $837 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Robert Burdick, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 329-5948 Dr. Robert Lane, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 365-8252 Dr. Robert Richard, MD,PHDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 288-1012 Dr. Robert WitherspoonSeattle, WA · No drug or device payments recorded (2025) ·
(206) 288-1000 Dr. Romeo De Claro, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 543-0065 Dr. Ronald Paranal, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 520-5000 Dr. Ronan Hsieh, MDSeattle, WA · $60,846 in drug and device payments (2025) · Telehealth ·
(206) 386-2323 Dr. Ruben Raychaudhuri, MDSeattle, WA · $47 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Rui Bergantim, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 228-6956 Dr. Ryan Cassaday, M.D.Seattle, WA · $16,073 in drug and device payments (2025) · Telehealth ·
(206) 288-1000 Dr. Ryan Lynch, MDSeattle, WA · $8,041 in drug and device payments (2025) · Telehealth ·
(206) 288-7222 Dr. Sadaf Qureshi, M.D.Seattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 520-5000 Dr. Salem AlshemmariSeattle, WA · No drug or device payments recorded (2025) ·
(206) 288-6956 Dr. Sara Grethlein, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 386-2323 Dr. Sarah Buckley, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 288-7222 Dr. Sara Hurvitz, MDSeattle, WA · $3,421 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Sarita JaiswalSeattle, WA · No drug or device payments recorded (2025) ·
(206) 540-0523 Dr. Sasha Joseph, M.D.Seattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 520-5000 Dr. Scott Knowles, MD PHDSeattle, WA · $175 in drug and device payments (2025) ·
(206) 520-5000 Dr. Sharmila Ahmed, MDSeattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 505-1101 Dr. Sheela Damle, MD PHDSeattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 520-5000 Dr. Sheldon Goldberg, MDSeattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 386-9500 Dr. Sherilyn Tuazon, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 228-1000 Dr. Shih-li Lin, M.D.Seattle, WA · $1,889 in drug and device payments (2025) · Telehealth ·
(206) 223-6193 Dr. Shirali AgarwalSeattle, WA · No drug or device payments recorded (2025) ·
(206) 606-6956 Dr. Shiva Gowda Manjappa, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 520-5000 Dr. Shruti Prem, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 288-6956 Dr. Shweta JainSeattle, WA · No drug or device payments recorded (2025) ·
(206) 598-3300 Dr. Siamak AramiSeattle, WA · No drug or device payments recorded (2025) ·
(206) 288-1487 Dr. Smitha Menon, MBBSSeattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 520-5000 Dr. Solomon Graf, M.D.Seattle, WA · $1,710 in drug and device payments (2025) ·
(206) 314-2805 Dr. Stacey Cohen, MDSeattle, WA · $12,760 in drug and device payments (2025) · Telehealth ·
(206) 288-6658 Dr. Stefanie BuchholzSeattle, WA · No drug or device payments recorded (2025) ·
(206) 288-6956 Dr. Stephanie BrenerSeattle, WA · No drug or device payments recorded (2025) ·
(206) 606-1209 Dr. Stephanie LeeSeattle, WA · $10,529 in drug and device payments (2025) ·
(206) 598-4615 Conditions Hematology & Oncology providers in Washington 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.
- Breast cancer
- Lung cancer
- Lymphoma
- Leukemia
- Anemia
- Blood disorders
Common questions
How many Hematology & Oncology providers are in Washington?There are 474 Hematology & Oncology providers with active NPI records practicing in Washington, according to federal NPPES data refreshed monthly.
Do Hematology & Oncology providers in Washington offer telehealth?Yes. 228 of the 474 Hematology & Oncology providers in Washington (about 48%) report offering telehealth services in CMS data.
Which cities in Washington have the most Hematology & Oncology providers?Seattle (279), Tacoma (25), Spokane (24) have the highest concentration of Hematology & Oncology providers in Washington.
How many Hematology & Oncology providers in Washington received drug or device company payments?203 of 474 Hematology & Oncology providers in Washington (43%) 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 Washington treat?Hematology & Oncology providers 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 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 Hematologists and Oncologists in Washington work in independent practices or large health systems?Among 266 Hematologists and Oncologists in Washington enrolled in Medicare, 3% bill through a solo or small practice with fewer than 10 clinicians, 9% 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 Hematologists and Oncologists in Washington work at?According to CMS facility affiliation records, the Washington hospitals where the most Hematologists and Oncologists hold privileges are University of Washington Medical Ctr in Seattle; Swedish Medical Center in Seattle; St Joseph Medical Center in Tacoma.
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