John Brewer
NPI 1629611785 · Psychiatric/Mental Health Nurse Practitioner · Mesa, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Brewer is a Psychiatric/Mental Health Nurse Practitioner provider in Mesa, AZ (NPI 1629611785).
Provider details
- NPI number
- 1629611785
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 146082 (MT)
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
- 2019-10-22
- Last updated
- 2022-01-09
- Certified
- 2022-01-09
Frequently asked questions
- What is John Brewer's NPI number?
- John Brewer's National Provider Identifier (NPI) is 1629611785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Brewer's specialty?
- John Brewer is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Brewer located?
- John Brewer's practice location on file with NPPES is 5028 South Chassis, Mesa, AZ 85212-4926.
- What is John Brewer's phone number?
- The practice phone number listed in the NPPES registry for John Brewer is (406) 599-2871.
- Does John Brewer accept Medicare?
- John Brewer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Brewer's NPI active?
- Yes — John Brewer's NPI (1629611785) is active in the NPPES registry as of the last update on 2022-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.