IndividualActive
Sarah Mast
NPI 1366183675 · Psychologist · Temecula, CA
Sarah Mast is a Psychologist provider in Temecula, CA (NPI 1366183675).
Provider details
- NPI number
- 1366183675
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 94026570 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(60/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
27403 Ynez Rd Ste 202
Temecula, CA 92591-4616
Phone: (951) 231-1667
Street-level locationGet directions
Mailing address
41967 Camino Casana
Temecula, CA 92592-6349
Registry dates
- Enumerated
- 2022-04-02
- Last updated
- 2022-04-02
- Certified
- 2022-04-02
Frequently asked questions
- What is Sarah Mast's NPI number?
- Sarah Mast's National Provider Identifier (NPI) is 1366183675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Mast's specialty?
- Sarah Mast is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Sarah Mast located?
- Sarah Mast's practice location on file with NPPES is 27403 Ynez Rd Ste 202, Temecula, CA 92591-4616.
- What is Sarah Mast's phone number?
- The practice phone number listed in the NPPES registry for Sarah Mast is (951) 231-1667.
- Is Sarah Mast's NPI active?
- Yes — Sarah Mast's NPI (1366183675) is active in the NPPES registry as of the last update on 2022-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.