John Collier, M.D.
NPI 1659729903 · Pediatric Gastroenterology Physician · Boise, ID
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Collier, M.D. is a Pediatric Gastroenterology Physician provider in Boise, ID (NPI 1659729903).
Provider details
- NPI number
- 1659729903
- Entity type
- Individual
- Primary specialty
- Pediatric Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 11018763A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 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 (2)
- 705 Riley Hospital DrRoom 5867Indianapolis, IN 46202-5109Phone: (317) 948-7571
- 81 N Mario Capecchi DrSalt Lake City, UT 84113-1125Phone: (801) 213-3599
Registry dates
- Enumerated
- 2016-05-27
- Last updated
- 2022-11-17
- Certified
- 2022-09-01
Frequently asked questions
- What is John Collier's NPI number?
- John Collier's National Provider Identifier (NPI) is 1659729903, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Collier's specialty?
- John Collier is listed in the NPPES registry with a primary specialty of Pediatric Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Collier located?
- John Collier's practice location on file with NPPES is 305 E Jefferson St, Boise, ID 83712-6231.
- What is John Collier's phone number?
- The practice phone number listed in the NPPES registry for John Collier is (208) 381-7310.
- Does John Collier accept Medicare?
- John Collier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Collier's NPI active?
- Yes — John Collier's NPI (1659729903) is active in the NPPES registry as of the last update on 2022-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.