James Geren, MD
NPI 1245325851 · Hospitalist Physician · Great Falls, MT
James Geren, MD is a Hospitalist Physician provider in Great Falls, MT (NPI 1245325851).
Provider details
- NPI number
- 1245325851
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 56868 (MT)
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
- 2006-10-03
- Last updated
- 2022-07-21
Frequently asked questions
- What is James Geren's NPI number?
- James Geren's National Provider Identifier (NPI) is 1245325851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Geren's specialty?
- James Geren is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is James Geren located?
- James Geren's practice location on file with NPPES is 1101 26th St S, Great Falls, MT 59405-5161.
- What is James Geren's phone number?
- The practice phone number listed in the NPPES registry for James Geren is (406) 731-8888.
- Is James Geren's NPI active?
- Yes — James Geren's NPI (1245325851) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.