Greta Gill, CNM
NPI 1508920323 · Advanced Practice Midwife · Tucson, AZ
Enrolled with Medicare as Practitioner - Certified Nurse Midwife (cnm) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Greta Gill, CNM is a Advanced Practice Midwife provider in Tucson, AZ (NPI 1508920323).
Provider details
- NPI number
- 1508920323
- Entity type
- Individual
- Primary specialty
- Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNM
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Advanced Practice Midwife367A00000X
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-12-20
- Last updated
- 2025-03-11
- Certified
- 2025-03-11
Frequently asked questions
- What is Greta Gill's NPI number?
- Greta Gill's National Provider Identifier (NPI) is 1508920323, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greta Gill's specialty?
- Greta Gill is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Greta Gill located?
- Greta Gill's practice location on file with NPPES is 839 W Congress St, Tucson, AZ 85745-2819.
- What is Greta Gill's phone number?
- The practice phone number listed in the NPPES registry for Greta Gill is (520) 670-3870.
- Does Greta Gill accept Medicare?
- Greta Gill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Greta Gill's NPI active?
- Yes — Greta Gill's NPI (1508920323) is active in the NPPES registry as of the last update on 2025-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.