Mary Sponsler, MSN, APRN, CNM, PHN
NPI 1164987335 · Advanced Practice Midwife · Sonora, CA
Mary Sponsler, MSN, APRN, CNM, PHN is a Advanced Practice Midwife provider in Sonora, CA (NPI 1164987335).
Provider details
- NPI number
- 1164987335
- Entity type
- Individual
- Primary specialty
- Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, APRN, CNM, PHN
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN481611 (CA)
Specialties & taxonomies
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
7 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
- 2019-02-01
- Last updated
- 2025-04-24
- Certified
- 2025-03-25
Frequently asked questions
- What is Mary Sponsler's NPI number?
- Mary Sponsler's National Provider Identifier (NPI) is 1164987335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Sponsler's specialty?
- Mary Sponsler is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Sponsler located?
- Mary Sponsler's practice location on file with NPPES is 16575 Draper Mine Rd, Sonora, CA 95370-8430.
- What is Mary Sponsler's phone number?
- The practice phone number listed in the NPPES registry for Mary Sponsler is (209) 533-2300.
- Is Mary Sponsler's NPI active?
- Yes — Mary Sponsler's NPI (1164987335) is active in the NPPES registry as of the last update on 2025-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.