NPPES file of Aug 9, 2026

William Thomas Purcell, M.D.

Hematology & Oncology Physician · Seattle, WA

William Thomas Purcell, M.D. is a hematology & oncology physician with a practice address in Seattle, Washington, and NPI 1336187236, issued on Jun 3, 2006. Check the license (Washington MD61207412, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336187236
Name
William Thomas Purcell
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
MD61207412 WA
Self-reported in NPPES; status is on the state search
Practice location
825 Eastlake Ave E, Seattle, WA 98109
Phone
(206) 520-5000
Enumerated
Jun 3, 2006
Record last updated
Sep 9, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid IDs
1336187236 WA
29557836 CO
Medicare enrollment
Enrolled (PECOS I20210914003528); accepts Medicare assignment
Medical or professional school
Emory University School Of Medicine, 1996
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 825 Eastlake Ave E

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Farnoush Abar, M.D.Hematology & Oncology Physician1558560342
  2. Francis Achacoso, MBA, MSN, RN, NE-BCRegistered Nurse1215604061
  3. Bamidele Adebayo, MDNeurological Surgery Physician1255176194
  4. Oyebimpe Adesina, MDHematology & Oncology Physician1184934770
  5. Shirali AgarwalHematology & Oncology Physician1972093052
  6. Ali AlgiraigriSpecialist1467880260

Verify William Thomas Purcell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD61207412
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Washington license search

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75% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

221 Medicare Part D claims for 45 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.

  1. William Purcell221
  2. Specialty average877

Most prescribed

  1. Ondansetron Hcl26 claims
  2. Loperamide23 claims
  3. Prochlorperazine Maleate21 claims
  4. Creon18 claims
  5. Lidocaine-Prilocaine16 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 93.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score74.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. The Association OF University PhysiciansSeattle, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

William Thomas Purcell among 476 hematology & oncology physician records in Washington

William Thomas Purcell, M.D. is one of 476 hematology & oncology physician records with a practice address in Washington. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 64% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1996 · median 2006 among the 294 with a school on file
  • Record last updated2021 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Washington

There are 476 hematology & oncology physician records in Washington.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Nicholas Burwick, M.D.Seattle, WA 981091942234695
  2. Rekha Chandran, MDSeattle, WA 981091457393878
  3. Elena Chiorean, M.D.Seattle, WA 981091891750808
  4. Eric Collisson, MDSeattle, WA 981091093731143
  5. Jason Comer, M.D.Seattle, WA 981091396719910
  6. Ying Cui, MD PHDSeattle, WA 981091639191448
  7. Lawrence Fong, MDSeattle, WA 981091316901630
  8. Boglarka Gyurkocza, M.D.Seattle, WA 981091366474892

Common questions

What is William Thomas Purcell, M.D.'s NPI number?

William Thomas Purcell, M.D.'s National Provider Identifier (NPI) is 1336187236, issued on Jun 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Thomas Purcell, M.D. located?

The NPPES record lists a practice address at 825 Eastlake Ave E, Seattle, WA, 98109. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.

How can I verify William Thomas Purcell, M.D.'s license?

NPPES lists Washington license number MD61207412, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does William Thomas Purcell, M.D. prescribe under Medicare Part D?

In 2024, William Thomas Purcell, M.D. had 221 Medicare Part D claims for 45 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.

What is William Thomas Purcell, M.D.'s MIPS final score?

The 2023 MIPS final score is 93.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.