NPPES file of Aug 9, 2026

Deborah Ann Mazza, OTR/L, CHT

Hand Occupational Therapist · Kirkland, WA

Deborah Ann Mazza, OTR/L, CHT is a hand occupational therapist with a practice address in Kirkland, Washington, and NPI 1013119379, issued on May 31, 2007. Check the license (Washington OT00001791, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013119379
Name
Deborah Ann Mazza
Credential
OTR/L, CHT
Primary taxonomy
Hand Occupational Therapist 225XH1200X
License number
OT00001791 WA
Self-reported in NPPES; status is on the state search
Practice location
12911 120TH Ave NE Ste H220, Kirkland, WA 98034
Phone
(425) 823-4224
Enumerated
May 31, 2007
Record last updated
Jun 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(425) 820-8975
Medicaid ID
2127689 WA
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 12911 120TH Ave NE Ste H220

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

  1. Samuel Galle, M.D.Orthopaedic Surgery Physician1073803276
  2. Allyson Kessary, OTR/L, CHTOccupational Therapist1457789372
  3. Patricia Krueger, OTR/L, CHTHand Occupational Therapist1699774943
  4. Trevor Petrie, OTR/L, CHTOccupational Therapist1568718310

Verify Deborah Ann Mazza 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 OT00001791
    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

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Hand Occupational Therapist providers in Washington

There are 144 hand occupational therapist records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other hand occupational therapist records in Washington

  1. Katie Adkins, OTRSpokane Valley, WA1548014764
  2. Tracy Aiello, OTRVancouver, WA1629137716
  3. Jennifer Allen, OTR/LVancouver, WA1235395252
  4. Allegra Andersen, OTEdmonds, WA1760589238
  5. Beverly Andersen, OTRL,CHTBurien, WA1144284324
  6. Kerri Arenholz, OTRSeattle, WA1780607424
  7. Sharon Assink, OTR/L,CHTLynden, WA1174602122
  8. Constance Ballou, OTR/L CHTKirkland, WA1710016845
  9. Nicole BarishEverett, WA1245831023
  10. Alex Bartl, OTBellingham, WA1164501268

Common questions

What is Deborah Ann Mazza, OTR/L, CHT's NPI number?

Deborah Ann Mazza, OTR/L, CHT's National Provider Identifier (NPI) is 1013119379, issued on May 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Deborah Ann Mazza, OTR/L, CHT located?

The NPPES record lists a practice address at 12911 120TH Ave NE Ste H220, Kirkland, WA, 98034. Phone: (425) 823-4224. Providers update this record themselves, so call before visiting.

How can I verify Deborah Ann Mazza, OTR/L, CHT's license?

NPPES lists Washington license number OT00001791, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.