OPTUMCARE MEDICAL GROUP
NPI 1467598243
Family Medicine in Los Alamitos, CA
About Optumcare Medical Group NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OPTUMCARE MEDICAL GROUP (NPI 1467598243) is a healthcare organization registered as a family medicine in Los Alamitos, California and active in the NPI registry since January 2007. The organization lists Emily Castillo, Associate Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 6
Other Names 1
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)
Optumcare Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
228Medicare enrollment records show 228 clinicians reassign Medicare billing to Optumcare Medical Group, which bills Medicare for the services they deliver. Of these, 6 practice at this address and 56 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 28
Nearest to this location (20)
See all 228Source: 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 Centers For Family Medicine Gp's NPI number?
The NPI number for Centers For Family Medicine Gp is 1467598243. It was assigned to this organization in the NPPES registry on January 29, 2007. The provider is doing business as Optumcare Medical Group.
Where is Centers For Family Medicine Gp located?
Centers For Family Medicine Gp is located at 3460 Katella Ave, Los Alamitos, CA 90720. The listed phone number is (562) 594-6599.
What is Centers For Family Medicine Gp's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Centers For Family Medicine Gp enrolled in Medicare?
Yes. Centers For Family Medicine Gp is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Centers For Family Medicine Gp?
According to the CMS Revalidation Reassignment List (October 2026 release), 228 clinicians in 28 Medicare specialties reassign their Medicare billing to Centers For Family Medicine Gp. 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. The largest specialties are Internal Medicine (69), Family Practice (65) and Nurse Practitioner (39). Of these, 6 practice at this address and 56 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Centers For Family Medicine Gp was last updated on August 2, 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.
# Optumcare Medical Group · NPI 1467598243
Family Medicine organization in Los Alamitos, California. Organization record, active in the CMS NPPES registry since January 29, 2007.
## Identity
- **NPI:** 1467598243 (Entity type: Organization)
- **Enumerated:** January 29, 2007
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Legal business name:** Centers For Family Medicine Gp
- **Organization subpart:** No
- **Authorized official:** Emily Castillo, ASSOCIATE DIRECTOR
## Practice location
- **Address:** 3460 KATELLA AVE, Los Alamitos, CA 90720-2334
- **Phone:** (562) 594-6599 · **Fax:** (562) 598-6220
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 228 clinicians in 28 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Internal Medicine (69), Family Practice (65), Nurse Practitioner (39); 6 practice at this address and 56 within 10 miles; [full list](https://npiprofile.com/npi/1467598243/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 2, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1467598243) · Data from the CMS NPPES public registry.