Thomas O'Brien, M.D.
NPI 1467807842 · Family Medicine Physician · Bozeman, MT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas O'Brien, M.D. is a Family Medicine Physician provider in Bozeman, MT (NPI 1467807842).
Provider details
- NPI number
- 1467807842
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 90743 (MT)
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
10 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
- 2016-05-04
- Last updated
- 2025-11-20
- Certified
- 2025-11-20
Frequently asked questions
- What is Thomas O'Brien's NPI number?
- Thomas O'Brien's National Provider Identifier (NPI) is 1467807842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas O'Brien's specialty?
- Thomas O'Brien is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas O'Brien located?
- Thomas O'Brien's practice location on file with NPPES is 3905 Wellness Way, Bozeman, MT 59718-2402.
- What is Thomas O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Thomas O'Brien is (406) 898-1300.
- Does Thomas O'Brien accept Medicare?
- Thomas O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas O'Brien's NPI active?
- Yes — Thomas O'Brien's NPI (1467807842) is active in the NPPES registry as of the last update on 2025-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.