Anastashia Larson
NPI 1699252734 · Clinical Social Worker · Westminster, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anastashia Larson is a Clinical Social Worker provider in Westminster, CA (NPI 1699252734).
Provider details
- NPI number
- 1699252734
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 81346 (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
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
- 2018-07-21
- Last updated
- 2024-10-15
Frequently asked questions
- What is Anastashia Larson's NPI number?
- Anastashia Larson's National Provider Identifier (NPI) is 1699252734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anastashia Larson's specialty?
- Anastashia Larson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Anastashia Larson located?
- Anastashia Larson's practice location on file with NPPES is 15330 Goldenwest St, Westminster, CA 92683-6150.
- What is Anastashia Larson's phone number?
- The practice phone number listed in the NPPES registry for Anastashia Larson is (714) 373-1543.
- Does Anastashia Larson accept Medicare?
- Anastashia Larson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anastashia Larson's NPI active?
- Yes — Anastashia Larson's NPI (1699252734) is active in the NPPES registry as of the last update on 2024-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.