William Brown, M.D.
NPI 1851374789 · Preventive Medicine/Occupational Environmental Medicine Physician · Prescott, AZ
Enrolled with Medicare as Order and Referring Only - Preventive Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Brown, M.D. is a Preventive Medicine/Occupational Environmental Medicine Physician provider in Prescott, AZ (NPI 1851374789).
Provider details
- NPI number
- 1851374789
- Entity type
- Individual
- Primary specialty
- Preventive Medicine/Occupational Environmental Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 14288 (AZ)
Specialties & taxonomies
- Preventive Medicine/Occupational Environmental Medicine PhysicianPrimary2083P0500XLicense 14288 (AZ)
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
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
- 2005-11-23
- Last updated
- 2025-10-06
- Certified
- 2025-10-06
Frequently asked questions
- What is William Brown's NPI number?
- William Brown's National Provider Identifier (NPI) is 1851374789, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Brown's specialty?
- William Brown is listed in the NPPES registry with a primary specialty of Preventive Medicine/Occupational Environmental Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Brown located?
- William Brown's practice location on file with NPPES is 1210 Longview Dr, Prescott, AZ 86305-9478.
- What is William Brown's phone number?
- The practice phone number listed in the NPPES registry for William Brown is (928) 235-2323.
- Does William Brown accept Medicare?
- William Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Brown's NPI active?
- Yes — William Brown's NPI (1851374789) is active in the NPPES registry as of the last update on 2025-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.