IndividualActive
James Zarn
NPI 1124153598 · Specialist · Lewistown, MT
James Zarn is a Specialist provider in Lewistown, MT (NPI 1124153598).
Provider details
- NPI number
- 1124153598
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(84/100 index)
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
83% 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
514 W Morase St
Lewistown, MT 59457-3454
Phone: (406) 535-2927
Street-level locationGet directions
Mailing address
514 W Morase St
Lewistown, MT 59457-3454
Registry dates
- Enumerated
- 2007-02-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is James Zarn's NPI number?
- James Zarn's National Provider Identifier (NPI) is 1124153598, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Zarn's specialty?
- James Zarn is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is James Zarn located?
- James Zarn's practice location on file with NPPES is 514 W Morase St, Lewistown, MT 59457-3454.
- What is James Zarn's phone number?
- The practice phone number listed in the NPPES registry for James Zarn is (406) 535-2927.
- Is James Zarn's NPI active?
- Yes — James Zarn's NPI (1124153598) 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.