James Brunswick, MD
NPI 1588222442 · Internal Medicine Physician · Agana Heights, GU
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Brunswick, MD is a Internal Medicine Physician provider in Agana Heights, GU (NPI 1588222442).
Provider details
- NPI number
- 1588222442
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
Mailing address
Registry dates
- Enumerated
- 2019-06-04
- Last updated
- 2024-07-30
- Certified
- 2024-07-23
Frequently asked questions
- What is James Brunswick's NPI number?
- James Brunswick's National Provider Identifier (NPI) is 1588222442, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Brunswick's specialty?
- James Brunswick is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Brunswick located?
- James Brunswick's practice location on file with NPPES is U.S. Naval Hospital Guam, Agana Heights, GU 96910.
- What is James Brunswick's phone number?
- The practice phone number listed in the NPPES registry for James Brunswick is (671) 344-9340.
- Does James Brunswick accept Medicare?
- James Brunswick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Brunswick's NPI active?
- Yes — James Brunswick's NPI (1588222442) is active in the NPPES registry as of the last update on 2024-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.