NPPES file of Aug 9, 2026

Spencer Matt, PT, DPT

Physical Therapist · Renton, WA

Spencer Matt, PT, DPT is a physical therapist with a practice address in Renton, Washington, and NPI 1457031023, issued on Jul 19, 2023. Check the license (Washington 61458829, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1457031023
Name
Spencer Matt
Credential
PT, DPT
Primary taxonomy
Physical Therapist 225100000X
License number
61458829 WA
Self-reported in NPPES; status is on the state search
Practice location
451 Duvall Ave NE, Renton, WA 98059
Phone
(425) 235-9505
Enumerated
Jul 19, 2023
Record last updated
Jul 19, 2023
Medicare enrollment
Enrolled (PECOS I20230928002206); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 451 Duvall Ave NE

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

  1. Sara Agassiz, PT, OCSPhysical Therapist1285685057
  2. Kristen Brown, ARNPFamily Nurse Practitioner1750569406
  3. Mary Butcher, MDAdult Medicine Physician1700814589
  4. Russell Kowalinski, PT, DPT, SCSPhysical Therapist1083861140
  5. Keith McDonald, D.M.D.Pediatric Dentistry1023085305
  6. Jeanne Moore, MDFamily Medicine Physician1780814426

Verify Spencer Matt 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 61458829
    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.

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Bills Medicare through one group practice

  1. Peak Sports And Spine Physical Therapy-Renton PSRenton, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Spencer Matt among 7,493 physical therapist records in Washington

Spencer Matt, PT, DPT is one of 7,493 physical therapist records with a practice address in Washington. 38% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 84% of them.

  • NPI issued2023 · 84% of these records are older, 12% newer
  • In a Medicare fileYes · 38% of these records are
  • In the CMS Doctors and Clinicians fileYes · 39% of these records are
  • Graduated2023 · median 2016 among the 2,929 with a school on file
  • Record last updated2023 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

181 physical therapist records list a practice address in Renton

They are 181 of the 3,147 NPPES records with a practice address in Renton, and 7,493 physical therapist records in Washington.

The 8 physical therapist records with the nearest ZIP codes

  1. Sara Agassiz, PT, OCSRenton, WA 980591285685057
  2. Shawn Brenneman, DPT, PTNewcastle, WA 980591801183785
  3. Kristin Carter, PTNewcastle, WA 980591083749139
  4. Ana Craft, PTRenton, WA 980591144489063
  5. Russell Kowalinski, PT, DPT, SCSRenton, WA 980591083861140
  6. Emily Liskey, PTNewcastle, WA 980591821313578
  7. Katherine Lorenz, DPTNewcastle, WA 980591609189174
  8. Joseph McVein, BSPTNewcastle, WA 980591093891541

Common questions

What is Spencer Matt, PT, DPT's NPI number?

Spencer Matt, PT, DPT's National Provider Identifier (NPI) is 1457031023, issued on Jul 19, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Spencer Matt, PT, DPT located?

The NPPES record lists a practice address at 451 Duvall Ave NE, Renton, WA, 98059. Phone: (425) 235-9505. Providers update this record themselves, so call before visiting.

How can I verify Spencer Matt, PT, DPT's license?

NPPES lists Washington license number 61458829, 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. 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.