Michelle Johnston, CNM
NPI 1710916861 · Obstetrics & Gynecology Nurse Practitioner · San Francisco, CA
Michelle Johnston, CNM is a Obstetrics & Gynecology Nurse Practitioner provider in San Francisco, CA (NPI 1710916861).
Provider details
- NPI number
- 1710916861
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNM
- Sex
- Female
- Sole proprietor
- No
- License
- RN346194 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2006-07-01
- Last updated
- 2025-09-11
Frequently asked questions
- What is Michelle Johnston's NPI number?
- Michelle Johnston's National Provider Identifier (NPI) is 1710916861, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Johnston's specialty?
- Michelle Johnston is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michelle Johnston located?
- Michelle Johnston's practice location on file with NPPES is 1001 Potrero Avenue, San Francisco, CA 94110-3518.
- What is Michelle Johnston's phone number?
- The practice phone number listed in the NPPES registry for Michelle Johnston is (415) 206-5679.
- Is Michelle Johnston's NPI active?
- Yes — Michelle Johnston's NPI (1710916861) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.