Matthew Mast, DPT
NPI 1538924642 · Physical Therapist · Seattle, WA
Matthew Mast, DPT is a Physical Therapist provider in Seattle, WA (NPI 1538924642).
Provider details
- NPI number
- 1538924642
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Male
- Sole proprietor
- No
- License
- PT60887429 (WA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-02-19
- Last updated
- 2024-02-19
- Certified
- 2024-02-17
Frequently asked questions
- What is Matthew Mast's NPI number?
- Matthew Mast's National Provider Identifier (NPI) is 1538924642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Mast's specialty?
- Matthew Mast is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Matthew Mast located?
- Matthew Mast's practice location on file with NPPES is 1550 N 115th St # 358839, Seattle, WA 98133-8401.
- What is Matthew Mast's phone number?
- The practice phone number listed in the NPPES registry for Matthew Mast is (206) 668-1915.
- Is Matthew Mast's NPI active?
- Yes — Matthew Mast's NPI (1538924642) is active in the NPPES registry as of the last update on 2024-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.