KAREFIRST NURSING CALIFORNIA PC
NPI 1578455986
Nurse Practitioner in Arcadia, CA
About Karefirst Nursing California Pc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREFIRST NURSING CALIFORNIA PC (NPI 1578455986) is a healthcare organization registered as a nurse practitioner in Arcadia, California and active in the NPI registry since July 2025. The organization lists Kimberly R Wilson, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Karefirst Nursing California Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
11Medicare enrollment records show 11 clinicians reassign Medicare billing to Karefirst Nursing California PC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.
Clinicians, nearest first (11)
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 Karefirst Nursing California PC's NPI number?
The NPI number for Karefirst Nursing California PC is 1578455986. It was assigned to this organization in the NPPES registry on July 18, 2025.
Where is Karefirst Nursing California PC located?
Karefirst Nursing California PC is located at 5522 Gracewood Ave, Arcadia, CA 91007. The listed phone number is (847) 235-6130.
What is Karefirst Nursing California PC's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Karefirst Nursing California PC enrolled in Medicare?
Yes. Karefirst Nursing California PC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Karefirst Nursing California PC?
According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians, all in Nurse Practitioner, reassign their Medicare billing to Karefirst Nursing California PC. A 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 the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Karefirst Nursing California PC was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Karefirst Nursing California Pc · NPI 1578455986
Nurse Practitioner organization in Arcadia, California. Organization record, active in the CMS NPPES registry since July 18, 2025.
## Identity
- **NPI:** 1578455986 (Entity type: Organization)
- **Enumerated:** July 18, 2025
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **Organization subpart:** No
- **Authorized official:** Kimberly Wilson, PRESIDENT
## Practice location
- **Address:** 5522 GRACEWOOD AVE, Arcadia, CA 91007-8409
- **Phone:** (847) 235-6130 · **Fax:** (847) 235-6135
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 11 clinicians (Nurse Practitioner) reassign Medicare billing to this organization (form CMS-855R); 2 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 16, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1578455986) · Data from the CMS NPPES public registry.