Peggy Vaughan, MSS, LCSW
NPI 1780750976 · Clinical Social Worker · San Francisco, CA
Peggy Vaughan, MSS, LCSW is a Clinical Social Worker provider in San Francisco, CA (NPI 1780750976).
Provider details
- NPI number
- 1780750976
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSS, LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- LCS 4766 (CA)
Specialties & taxonomies
Behavioral Health & Social 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
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
- 2006-11-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is Peggy Vaughan's NPI number?
- Peggy Vaughan's National Provider Identifier (NPI) is 1780750976, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peggy Vaughan's specialty?
- Peggy Vaughan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Peggy Vaughan located?
- Peggy Vaughan's practice location on file with NPPES is 401 Parnassus Ave, San Francisco, CA 94143-2211.
- What is Peggy Vaughan's phone number?
- The practice phone number listed in the NPPES registry for Peggy Vaughan is (415) 476-7350.
- Is Peggy Vaughan's NPI active?
- Yes — Peggy Vaughan's NPI (1780750976) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.