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ANASTASHIA SOLORIO LARSON
NPI 1699252734
Social Worker - Clinical in Westminster, CA

Active since July 21, 2018PECOS Enrolled
15330 GOLDENWEST ST, WESTMINSTER, CA 92683(714) 373-1543 Get Directions Write a Review

NPPES record last updated: October 15, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 15, 2018, Jul 21, 2018 (2 updates tracked since 2018).

About Anastashia Solorio Larson NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ANASTASHIA SOLORIO LARSON (NPI 1699252734) is an individual clinical provider in Westminster, California, licensed in California (81346) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1699252734
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameANASTASHIA SOLORIO LARSON
Location Address15330 GOLDENWEST STWestminster, CA 92683-6150
Mailing Address2929 Westminster Ave Unit 3381Seal Beach, CA 90740-9156 · (714) 373-1543
Phone(714) 373-1543
Sole ProprietorNo
Enumeration DateJuly 21, 2018
Last NPPES UpdateOctober 15, 20242 updates tracked since enumeration
✔ NPI 1699252734 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · 81346
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
15330 GOLDENWEST ST, Westminster, CA 92683
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anastashia Solorio Larson is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Anastashia Larson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Southern California Permanente Medical Group
9.9 mi
Health Maintenance Organization
1893 W MALVERN AVE
Fullerton, CA 92833
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1336556059 (877) 608-0044
Sud Specialty Group - Ca
337 mi
Addiction Medicine
4633 OLD IRONSIDES DR STE 304
Santa Clara, CA 95054
  • Reassigned Medicare billing, California enrollment
  • 1,607 clinicians in this Medicare group
NPI 1972138238 (323) 205-7088

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92683 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $62.96 – $187.60
Typical copayment $0.00 (range $15.74 – $46.90)
Most-billed visit code NA
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RAI CARE CENTERS OF GOLDENWEST, LLC
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
15330 GOLDENWEST ST
WESTMINSTER, CA 92683
Orange County (714) 373-1543

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Anastashia Larson's NPI number?

The NPI number for Anastashia Larson is 1699252734. It was assigned to this individual provider in the NPPES registry on July 21, 2018.

Where is Anastashia Larson located?

Anastashia Larson practices at 15330 Goldenwest St, Westminster, CA 92683. The listed phone number is (714) 373-1543.

What is Anastashia Larson's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Anastashia Larson enrolled in Medicare?

Yes. Anastashia Larson is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Anastashia Larson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Anastashia Larson reassigns Medicare benefits to 2 organizations: Southern California Permanente Medical Group (Fullerton, CA) and Sud Specialty Group - Ca (Santa Clara, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Anastashia Larson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Anastashia Larson was last updated on October 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.