Michael Gregson, MD
NPI 1659370443 · Undersea and Hyperbaric Medicine (Emergency Medicine) Physician · Pocatello, ID
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Gregson, MD is a Undersea and Hyperbaric Medicine (Emergency Medicine) Physician provider in Pocatello, ID (NPI 1659370443).
Provider details
- NPI number
- 1659370443
- Entity type
- Individual
- Primary specialty
- Undersea and Hyperbaric Medicine (Emergency Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- M3289 (ID)
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
21 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
- 2005-07-14
- Last updated
- 2007-07-13
Frequently asked questions
- What is Michael Gregson's NPI number?
- Michael Gregson's National Provider Identifier (NPI) is 1659370443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Gregson's specialty?
- Michael Gregson is listed in the NPPES registry with a primary specialty of Undersea and Hyperbaric Medicine (Emergency Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Gregson located?
- Michael Gregson's practice location on file with NPPES is 1125 W Alameda Rd, Pocatello, ID 83201-6143.
- What is Michael Gregson's phone number?
- The practice phone number listed in the NPPES registry for Michael Gregson is (208) 237-1151.
- Does Michael Gregson accept Medicare?
- Michael Gregson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Gregson's NPI active?
- Yes — Michael Gregson's NPI (1659370443) is active in the NPPES registry as of the last update on 2007-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.