Jack Brown, D.O.
NPI 1649249186 · Family Medicine Physician · Saginaw, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jack Brown, D.O. is a Family Medicine Physician provider in Saginaw, MI (NPI 1649249186).
Provider details
- NPI number
- 1649249186
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- JB006565 (MI)
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
- 2006-03-16
- Last updated
- 2009-11-20
Frequently asked questions
- What is Jack Brown's NPI number?
- Jack Brown's National Provider Identifier (NPI) is 1649249186, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Brown's specialty?
- Jack Brown is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Brown located?
- Jack Brown's practice location on file with NPPES is 2435 Midland Rd, Saginaw, MI 48603-3445.
- What is Jack Brown's phone number?
- The practice phone number listed in the NPPES registry for Jack Brown is (989) 791-9380.
- Does Jack Brown accept Medicare?
- Jack Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jack Brown's NPI active?
- Yes — Jack Brown's NPI (1649249186) is active in the NPPES registry as of the last update on 2009-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.