Registry data as of Aug 27, 2026

Debra Mattson

Physician Assistant · Seattle, WA

Debra Mattson is a physician assistant with a practice address in Seattle, Washington, and NPI 1669557476, issued on Oct 27, 2006. Check the license (Washington PA10001630, 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
1669557476
Name
Debra Mattson
Primary taxonomy
Physician Assistant 363A00000X
License number
PA10001630 WA
Self-reported in NPPES; status is on the state search
Practice location
University OF Washington Medical Ctr, Seattle, WA 98195
Phone
(206) 288-1000
Enumerated
Oct 27, 2006
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 University OF Washington Medical Ctr

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

  1. Jan AgostiInfectious Disease Physician1912082744
  2. Suhail AhmadNephrology Physician1821173659
  3. Moira AitkenPulmonary Disease Physician1558446385
  4. Charles AlpersAnatomic Pathology & Clinical Pathology Physician1922188820
  5. William Altemeier, MDPulmonary Disease Physician1447335278
  6. Frederick AppelbaumMedical Oncology Physician1356426183

Verify Debra Mattson 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 PA10001630
    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.

797 physician assistant records list a Seattle practice address

They are 797 of the 41,956 NPPES records with a Seattle practice address, and 3,517 physician assistant records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other physician assistant records in Washington

  1. Eric Abarr, PA-CMarysville, WA1598655292
  2. Ahmed Abdelshafy, PA-CCheney, WA1457029795
  3. Sihaam AbdiShoreline, WA1801758289
  4. Nicole Abdullah, PAWenatchee, WA1285032268
  5. Kimberly Abella-Cree, PA-CYakima, WA1548514292
  6. Buddhika AbeyratneOak Harbor, WA1104369560
  7. Danielle Abrass, PA-CSeattle, WA1184140717
  8. Abraham Abu, PA-CSeattle, WA1710036587
  9. Alvin AbuegEverett, WA1396132015
  10. Aaron Adam, PA-CVancouver, WA1447543459

Common questions

What is Debra Mattson's NPI number?

Debra Mattson's National Provider Identifier (NPI) is 1669557476, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Debra Mattson located?

The NPPES record lists a practice address at University OF Washington Medical Ctr, Seattle, WA, 98195. Phone: (206) 288-1000. Providers update this record themselves, so call before visiting.

How can I verify Debra Mattson's license?

NPPES lists Washington license number PA10001630, 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.