William Ritchie, M.D.
NPI 1184627564 · Anesthesiology Physician · Kirkland, WA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Ritchie, M.D. is a Anesthesiology Physician provider in Kirkland, WA (NPI 1184627564).
Provider details
- NPI number
- 1184627564
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD60636225 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-05-31
- Last updated
- 2018-11-26
Frequently asked questions
- What is William Ritchie's NPI number?
- William Ritchie's National Provider Identifier (NPI) is 1184627564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ritchie's specialty?
- William Ritchie is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Ritchie located?
- William Ritchie's practice location on file with NPPES is 12040 Ne 128th St # 69, Kirkland, WA 98034-3013.
- What is William Ritchie's phone number?
- The practice phone number listed in the NPPES registry for William Ritchie is (425) 899-3455.
- Does William Ritchie accept Medicare?
- William Ritchie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Ritchie's NPI active?
- Yes — William Ritchie's NPI (1184627564) is active in the NPPES registry as of the last update on 2018-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.