Thomas Castle, MD
NPI 1881665677 · Orthopaedic Surgery Physician · Bellevue, WA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Castle, MD is a Orthopaedic Surgery Physician provider in Bellevue, WA (NPI 1881665677).
Provider details
- NPI number
- 1881665677
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD00025341 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-01-30
- Last updated
- 2012-05-15
Frequently asked questions
- What is Thomas Castle's NPI number?
- Thomas Castle's National Provider Identifier (NPI) is 1881665677, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Castle's specialty?
- Thomas Castle is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Castle located?
- Thomas Castle's practice location on file with NPPES is 1231 116th Ave Ne, Bellevue, WA 98004-3804.
- What is Thomas Castle's phone number?
- The practice phone number listed in the NPPES registry for Thomas Castle is (425) 455-3600.
- Does Thomas Castle accept Medicare?
- Thomas Castle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Castle's NPI active?
- Yes — Thomas Castle's NPI (1881665677) is active in the NPPES registry as of the last update on 2012-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.