MRS. ALEJANDRA PEREZ
NPI 1184807943
Psychologist in Lakewood, CA
About Mrs. Alejandra Perez NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. ALEJANDRA PEREZ (NPI 1184807943) is an individual psychologist in Lakewood, California and active in the NPI registry since December 2007. 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)
Mrs. Alejandra Perez is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Alejandra Perez reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hollywood, CA 90027
- Reassigned Medicare billing, California enrollment
- 146 clinicians in this Medicare group
Upland, CA 91786
- Reassigned Medicare billing, California enrollment
- 76 clinicians in this Medicare group
El Centro, CA 92243
- Reassigned Medicare billing, California enrollment
- 43 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.
Other Providers at the Same Location NPPES 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAKEWOOD, CA 90712
LAKEWOOD, CA 90712
LAKEWOOD, CA 90712
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 Alejandra Perez's NPI number?
The NPI number for Alejandra Perez is 1184807943. It was assigned to this individual provider in the NPPES registry on December 14, 2007.
Where is Alejandra Perez located?
Alejandra Perez practices at 4060 Watson Plaza Dr, Lakewood, CA 90712. The listed phone number is (562) 420-6325.
What is Alejandra Perez's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Alejandra Perez enrolled in Medicare?
Yes. Alejandra Perez is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Alejandra Perez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alejandra Perez reassigns Medicare benefits to 3 organizations: Mission City Community Network, Inc. (Hollywood, CA), Foothills Psychological Services, Inc. (Upland, CA) and County Of Imperial (El Centro, 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 Alejandra Perez'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 Alejandra Perez was last updated on October 21, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.