Gerald Geiszler, M.D.
NPI 1841344132 · Emergency Medicine Physician · Great Falls, MT
Gerald Geiszler, M.D. is a Emergency Medicine Physician provider in Great Falls, MT (NPI 1841344132).
Provider details
- NPI number
- 1841344132
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4282 (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
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
- 2007-01-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gerald Geiszler's NPI number?
- Gerald Geiszler's National Provider Identifier (NPI) is 1841344132, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerald Geiszler's specialty?
- Gerald Geiszler is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gerald Geiszler located?
- Gerald Geiszler's practice location on file with NPPES is 1101 26th St S, Great Falls, MT 59405-5161.
- What is Gerald Geiszler's phone number?
- The practice phone number listed in the NPPES registry for Gerald Geiszler is (406) 761-6383.
- Is Gerald Geiszler's NPI active?
- Yes — Gerald Geiszler's NPI (1841344132) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.