Registry data as of Aug 27, 2026

John Maas

Hearing Instrument Specialist · Yakima, WA

John Maas is a hearing instrument specialist with a practice address in Yakima, Washington, and NPI 1972796597, issued on Aug 27, 2007. Check the license 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
1972796597
Name
John Maas
Primary taxonomy
Hearing Instrument Specialist 237700000X
Practice location
3810 Kern Way Ste B, Yakima, WA 98902
Phone
(509) 248-0933
Enumerated
Aug 27, 2007
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 3810 Kern Way Ste B

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

  1. David Anderson, ARNPWFamily Nurse Practitioner1447805288
  2. Gregory Bickel, PA-CPhysician Assistant1982763785
  3. Michelle Brantingham, ARNP, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1477393627
  4. Joshua Roylance, AU D. CCC-AAudiologist1538410337
  5. Kaylee VantreaseNurse Practitioner1558635508

Verify John Maas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this professionCheck 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.

Hearing Instrument Specialist providers in Washington

There are 276 hearing instrument specialist records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 276 in Washington → Every provider in Yakima →

Other hearing instrument specialist records in Washington

  1. Kalob Adams, HISSpokane, WA1467025486
  2. Robert AlexanderEdmonds, WA1508418559
  3. Rachel Alexy, HISLongview, WA1720219744
  4. Leah Alvis, AUD, CCC-AEdmonds, WA1922030097
  5. Ronald AndersonTukwila, WA1285972562
  6. Jane Anderson Ballenger, HISAuburn, WA1861772055
  7. Breanne AndringaOlympia, WA1952229528
  8. Darlene AngelineAuburn, WA1366529562
  9. Carl Arends, H.I.S.Chelan, WA1477761070
  10. Sheryl ArendsWenatchee, WA1962458018

Common questions

What is John Maas's NPI number?

John Maas's National Provider Identifier (NPI) is 1972796597, issued on Aug 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John Maas located?

The NPPES record lists a practice address at 3810 Kern Way Ste B, Yakima, WA, 98902. Phone: (509) 248-0933. Providers update this record themselves, so call before visiting.

How can I verify John Maas's license?

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.

Compiled from official public sources by the editorial process.

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.