ABIGAIL KATE BROWN
NPI 1427644434
Counselor - Mental Health in Alpine, CA
About Abigail Kate Brown NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ABIGAIL KATE BROWN (NPI 1427644434) is an individual mental health provider in Alpine, California, licensed in California (17526) and active in the NPI registry since December 2020. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Abigail Kate Brown is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Abigail Brown reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Alpine, CA 91901
- Reassigned Medicare billing, California enrollment
- 92 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.
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 Abigail Brown's NPI number?
The NPI number for Abigail Brown is 1427644434. It was assigned to this individual provider in the NPPES registry on December 14, 2020.
Where is Abigail Brown located?
Abigail Brown practices at 2271 Alpine Blvd Ste A91901, Alpine, CA 91901. The listed phone number is (888) 688-0248.
What is Abigail Brown's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Abigail Brown enrolled in Medicare?
Yes. Abigail Brown is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Abigail Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Abigail Brown reassigns Medicare benefits to Fusion Care Group, A Psychological Professional Corporation (Alpine, 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 Abigail Brown'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 Abigail Brown was last updated on January 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.
# Abigail Kate Brown · NPI 1427644434
Mental Health provider in Alpine, California. Individual provider, active in the CMS NPPES registry since December 14, 2020.
## Identity
- **NPI:** 1427644434 (Entity type: Individual)
- **Enumerated:** December 14, 2020
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **State license:** 17526 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2271 ALPINE BLVD STE A91901, Alpine, CA 91901-1100
- **Phone:** (888) 688-0248
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Fusion Care Group, A Psychological Professional Corporation (NPI 1275177982, Alpine, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 21, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1427644434) · Data from the CMS NPPES public registry.