James Sullivan, DO
NPI 1689298887 · Anesthesiology Physician · Great Falls, MT
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Sullivan, DO is a Anesthesiology Physician provider in Great Falls, MT (NPI 1689298887).
Provider details
- NPI number
- 1689298887
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- R-11926 (IA)
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
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 200 Hawkins Dr Dept ofIowa City, IA 52242-1009Phone: (224) 201-0585
Registry dates
- Enumerated
- 2020-06-03
- Last updated
- 2024-06-05
- Certified
- 2024-06-05
Frequently asked questions
- What is James Sullivan's NPI number?
- James Sullivan's National Provider Identifier (NPI) is 1689298887, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Sullivan's specialty?
- James Sullivan is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Sullivan located?
- James Sullivan's practice location on file with NPPES is 1101 26th St S, Great Falls, MT 59405-5161.
- What is James Sullivan's phone number?
- The practice phone number listed in the NPPES registry for James Sullivan is (406) 731-8888.
- Does James Sullivan accept Medicare?
- James Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Sullivan's NPI active?
- Yes — James Sullivan's NPI (1689298887) is active in the NPPES registry as of the last update on 2024-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.