NPPES file of Aug 9, 2026

William Beppu, MD

Anesthesiology Physician · Olympia, WA

William Beppu, MD is an anesthesiology physician with a practice address in Olympia, Washington, and NPI 1528020872, issued on Apr 3, 2006. Check the license (Washington 15748, 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
1528020872
Name
William Beppu
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
15748 WA
Self-reported in NPPES; status is on the state search
Practice location
3624 Ensign RD NE, Olympia, WA 98506
Phone
(360) 493-6400
Enumerated
Apr 3, 2006
Record last updated
Sep 26, 2012 (not updated in 14 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3624 Ensign RD NE

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

  1. Kevin Blackmon, MDAnesthesiology Physician1538121892
  2. Zachary Chen, MDInternal Medicine Physician1679689780
  3. William Conklin, MDAnesthesiology Physician1467414722
  4. Sara Ellsworth, MAMental Health Counselor1205150687
  5. Dewayne Enyeart, MDAnesthesiology Physician1902864630
  6. William Garrett, MDAnesthesiology Physician1578511556

Verify William Beppu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license 15748
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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93% fewer Medicare Part D claims than the average anesthesiology physician in 2024

29 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. William Beppu29
  2. Specialty average402

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.

William Beppu among 1,701 anesthesiology physician records in Washington

William Beppu, MD is one of 1,701 anesthesiology physician records with a practice address in Washington. 70% 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, 55% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileNo · 65% of these records are
  • Record last updated2012 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in Washington

There are 1,701 anesthesiology physician records in Washington.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Stella Aaboe, MDOlympia, WA 985061306810700
  2. Gregory Allen, MDOlympia, WA 985061669433538
  3. Kevin Blackmon, MDOlympia, WA 985061538121892
  4. William Conklin, MDOlympia, WA 985061467414722
  5. Dewayne Enyeart, MDOlympia, WA 985061902864630
  6. William Garrett, MDOlympia, WA 985061578511556
  7. Charles Harding, MDOlympia, WA 985061184682817
  8. Joanne Johnson, MDOlympia, WA 985061902854995

Common questions

What is William Beppu, MD's NPI number?

William Beppu, MD's National Provider Identifier (NPI) is 1528020872, issued on Apr 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Beppu, MD located?

The NPPES record lists a practice address at 3624 Ensign RD NE, Olympia, WA, 98506. Phone: (360) 493-6400. Providers update this record themselves, so call before visiting.

How can I verify William Beppu, MD's license?

NPPES lists Washington license number 15748, 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 Beppu, MD prescribe under Medicare Part D?

In 2024, William Beppu, MD had 29 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.