ALLISON ANNE GROSS
NPI 1376923102
Social Worker - Clinical in Los Angeles, CA
About Allison Anne Gross NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLISON ANNE GROSS (NPI 1376923102) is an individual clinical provider in Los Angeles, California, licensed in California (122686) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, maintains a secondary practice location in Los Angeles, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Allison Anne Gross is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Allison Gross reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90029
- Reassigned Medicare billing, California enrollment
- 138 clinicians in this Medicare group
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 90029 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS ANGELES, CA 90029
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 Allison Gross's NPI number?
The NPI number for Allison Gross is 1376923102. It was assigned to this individual provider in the NPPES registry on June 7, 2015.
Where is Allison Gross located?
Allison Gross practices at 964 N Vermont Ave, Los Angeles, CA 90029. The listed phone number is (562) 867-7999.
What is Allison Gross's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Allison Gross enrolled in Medicare?
Yes. Allison Gross is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Allison Gross's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Gross reassigns Medicare benefits to Jwch Institute, Inc. (Los Angeles, CA). The 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 Allison Gross'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 Allison Gross was last updated on October 3, 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.
# Allison Anne Gross · NPI 1376923102
Clinical provider in Los Angeles, California. Individual provider, active in the CMS NPPES registry since June 7, 2015.
## Identity
- **NPI:** 1376923102 (Entity type: Individual)
- **Enumerated:** June 7, 2015
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 122686 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 964 N VERMONT AVE, Los Angeles, CA 90029-3529
- **Phone:** (562) 867-7999
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Jwch Institute, Inc. (NPI 1598829350, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** October 3, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1376923102) · Data from the CMS NPPES public registry.