Registry data as of Aug 27, 2026

William Keyser

Occupational Therapy Assistant · Walla Walla, WA

William Keyser is an occupational therapy assistant with a practice address in Walla Walla, Washington, and NPI 1912328311, issued on Jan 2, 2014. Check the license (Washington OC60127045, as entered in NPPES) with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1912328311
Name
William Keyser
Primary taxonomy
Occupational Therapy Assistant 224Z00000X
License number
OC60127045 WA
Self-reported in NPPES; status is on the state search
Practice location
534 Boyer Ave, Walla Walla, WA 99362
Phone
(509) 525-6463
Enumerated
Jan 2, 2014
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 534 Boyer Ave

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

  1. Eileen BluteSpeech-Language Pathologist1144716853
  2. Lindsay DrangoTechnician/Technologist1871475046
  3. Gloria MorenoOccupational Therapy Assistant1245429240
  4. Maria Sbodio, PT, DPTPhysical Therapist1194148080
  5. Marie Kylee Seto-Herr, DPTPhysical Therapist1962195586

Verify William Keyser in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license OC60127045
    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
Find 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.

Occupational Therapy Assistant providers in Washington

There are 810 occupational therapy assistant records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other occupational therapy assistant records in Washington

  1. Sara Acacio, COTAFederal Way, WA1760817084
  2. Joyce Ackermran, COTA/LEllensburg, WA1972759710
  3. Lisa Adams, LMT, COTA/LDes Moines, WA1194273367
  4. Jennifer Adkins-Grossman, COTASpokane, WA1427572684
  5. Arnold AgraviadorBellevue, WA1215716568
  6. Krystal Aguirre, COTAEverett, WA1376354753
  7. Elisabeth Agyekum, COTA/LEverett, WA1811355795
  8. Lynn Ahnen-Turnblom, COTA/LSeattle, WA1487136321
  9. Melinda Akerson, COTAPort Orchard, WA1649149030
  10. Cynthia AkinMarysville, WA1487081055

Common questions

What is William Keyser's NPI number?

William Keyser's National Provider Identifier (NPI) is 1912328311, issued on Jan 2, 2014. An NPI identifies a provider in billing; it is not a license.

Where is William Keyser located?

The NPPES record lists a practice address at 534 Boyer Ave, Walla Walla, WA, 99362. Phone: (509) 525-6463. Providers update this record themselves, so call before visiting.

How can I verify William Keyser's license?

NPPES lists Washington license number OC60127045, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.