NPPES file of Aug 9, 2026

James F. Spiegel, M.D.

Radiation Oncology Physician · Issaquah, WA

James F. Spiegel, M.D. is a radiation oncology physician with a practice address in Issaquah, Washington, and NPI 1093716912, issued on Aug 2, 2005. Check the license (Washington MD00035405, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093716912
Name
James F. Spiegel
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
MD00035405 WA
Self-reported in NPPES; status is on the state search
Practice location
751 NE Blakely Dr, Issaquah, WA 98029
Phone
(425) 313-4200
Enumerated
Aug 2, 2005
Record last updated
Mar 19, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(425) 313-4201
Medicaid IDs
8225385 WA
MD0414W AK
Medicare enrollment
Enrolled (PECOS I20041102001136); accepts Medicare assignment
Medical or professional school
University Of Connecticut School Of Medicine, 1986
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 751 NE Blakely Dr

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

  1. Chiazor Akusoba, M.D.Obstetrics & Gynecology Physician1104261064
  2. Chandra AllmendingerPharmacist1831470202
  3. Amy Anton, PA-CGastroenterology Physician1932121878
  4. Cheryl Axford-Lockhart, ARNPWomen's Health Nurse Practitioner1447259692
  5. Morris Chang, M.D.Sleep Medicine (Psychiatry & Neurology) Physician1164420428
  6. Bella Charurat, PHARMDPharmacist1144528282

Verify James F. Spiegel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00035405
    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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21% fewer Medicare Part D claims than the average radiation oncology physician in 2024

106 Medicare Part D claims for 44 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 11 claims were for opioids.

  1. James Spiegel106
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl19 claims
  2. Hydrocodone-Acetaminophen11 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.

Bills Medicare through one group practice

  1. Tumor Institute Radiation Oncology Group LLPSeattle, WA

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

Radiation Oncology Physician providers in Washington

There are 198 radiation oncology physician records in Washington.

Other radiation oncology physician records in Washington

  1. Bryan Ager, MDSpokane, WA1306231907
  2. Ahsen Ahmed, MDSeattle, WA1417510900
  3. Saif Aljabab, MBBSSeattle, WA1720512296
  4. Gregory Allen, M.D., PHDLacey, WA1508817404
  5. Smith Apisarnthanarax, MDSeattle, WA1184839722
  6. Andrea Arnett, M.D., PH.D.Bellingham, WA1316280431
  7. Andrew Barbour, M.D., PHDKirkland, WA1720605306
  8. Todd Barnett, M.D.Seattle, WA1629091483
  9. Kenneth Bergman, MDGig Harbor, WA1669443032
  10. Herbert Berry, M.D.Seattle, WA1720356090

Common questions

What is James F. Spiegel, M.D.'s NPI number?

James F. Spiegel, M.D.'s National Provider Identifier (NPI) is 1093716912, issued on Aug 2, 2005. An NPI identifies a provider in billing; it is not a license.

Where is James F. Spiegel, M.D. located?

The NPPES record lists a practice address at 751 NE Blakely Dr, Issaquah, WA, 98029. Phone: (425) 313-4200. Providers update this record themselves, so call before visiting.

How can I verify James F. Spiegel, M.D.'s license?

NPPES lists Washington license number MD00035405, 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 James F. Spiegel, M.D. prescribe under Medicare Part D?

In 2024, James F. Spiegel, M.D. had 106 Medicare Part D claims for 44 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

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.