Nancy Mullin, PSY.D.
NPI 1467835876 · Clinical Psychologist · Walnut Creek, CA
Nancy Mullin, PSY.D. is a Clinical Psychologist provider in Walnut Creek, CA (NPI 1467835876).
Provider details
- NPI number
- 1467835876
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY33440 (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
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1572 Haight StSan Francisco, CA 94117-2913Phone: (415) 571-4197
Registry dates
- Enumerated
- 2015-07-02
- Last updated
- 2023-08-26
- Certified
- 2022-09-13
Frequently asked questions
- What is Nancy Mullin's NPI number?
- Nancy Mullin's National Provider Identifier (NPI) is 1467835876, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Mullin's specialty?
- Nancy Mullin is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Nancy Mullin located?
- Nancy Mullin's practice location on file with NPPES is 3021 Citrus Cir Ste 240, Walnut Creek, CA 94598-2691.
- What is Nancy Mullin's phone number?
- The practice phone number listed in the NPPES registry for Nancy Mullin is (925) 338-9135.
- Is Nancy Mullin's NPI active?
- Yes — Nancy Mullin's NPI (1467835876) is active in the NPPES registry as of the last update on 2023-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.