Thomas Thomson, APRN
NPI 1255956421 · Gerontology Nurse Practitioner · Seattle, WA
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Thomson, APRN is a Gerontology Nurse Practitioner provider in Seattle, WA (NPI 1255956421).
Provider details
- NPI number
- 1255956421
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Male
- Sole proprietor
- No
- License
- 8925 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2020-06-12
- Last updated
- 2025-06-20
- Certified
- 2025-06-20
Frequently asked questions
- What is Thomas Thomson's NPI number?
- Thomas Thomson's National Provider Identifier (NPI) is 1255956421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Thomson's specialty?
- Thomas Thomson is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Thomas Thomson located?
- Thomas Thomson's practice location on file with NPPES is 901 Boren Ave Ste 705, Seattle, WA 98104-3508.
- What is Thomas Thomson's phone number?
- The practice phone number listed in the NPPES registry for Thomas Thomson is (206) 720-9999.
- Does Thomas Thomson accept Medicare?
- Thomas Thomson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Thomson's NPI active?
- Yes — Thomas Thomson's NPI (1255956421) is active in the NPPES registry as of the last update on 2025-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.