Marc Grenier, CRNA
NPI 1942247218 · Certified Registered Nurse Anesthetist · Columbus, GA
Marc Grenier, CRNA is a Certified Registered Nurse Anesthetist provider in Columbus, GA (NPI 1942247218).
Provider details
- NPI number
- 1942247218
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- 153270 (GA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-06-02
- Last updated
- 2007-10-06
Frequently asked questions
- What is Marc Grenier's NPI number?
- Marc Grenier's National Provider Identifier (NPI) is 1942247218, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Grenier's specialty?
- Marc Grenier is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marc Grenier located?
- Marc Grenier's practice location on file with NPPES is 616 19th St, Columbus, GA 31901-1528.
- What is Marc Grenier's phone number?
- The practice phone number listed in the NPPES registry for Marc Grenier is (706) 494-4262.
- Is Marc Grenier's NPI active?
- Yes — Marc Grenier's NPI (1942247218) is active in the NPPES registry as of the last update on 2007-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.