William Brewer, M.D.
NPI 1639395031 · Pediatrics Physician · Peach Springs, AZ
William Brewer, M.D. is a Pediatrics Physician provider in Peach Springs, AZ (NPI 1639395031).
Provider details
- NPI number
- 1639395031
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 28818 (AZ)
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
19 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
- 2007-04-17
- Last updated
- 2025-09-11
Frequently asked questions
- What is William Brewer's NPI number?
- William Brewer's National Provider Identifier (NPI) is 1639395031, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Brewer's specialty?
- William Brewer is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is William Brewer located?
- William Brewer's practice location on file with NPPES is 943 Hualapai Way, Peach Springs, AZ 86434-0190.
- What is William Brewer's phone number?
- The practice phone number listed in the NPPES registry for William Brewer is (928) 769-2900.
- Is William Brewer's NPI active?
- Yes — William Brewer's NPI (1639395031) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.