CARINA ALONSO
NPI 1831508381
Behavior Analyst in Arcadia, CA
About Carina Alonso NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CARINA ALONSO (NPI 1831508381) is an individual behavior analyst provider in Arcadia, California, licensed in California (F1485801) and active in the NPI registry since August 2014.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Carina Alonso is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Carina Alonso reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rosemead, CA 91770
- Reassigned Medicare billing, California enrollment
- 13,921 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Carina Alonso's NPI number?
The NPI number for Carina Alonso is 1831508381. It was assigned to this individual provider in the NPPES registry on August 8, 2014.
Where is Carina Alonso located?
Carina Alonso practices at 225 E Santa Clara St Suite 200, Arcadia, CA 91006. The listed phone number is (626) 419-4810.
What is Carina Alonso's specialty?
The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.
Is Carina Alonso enrolled in Medicare?
Yes. Carina Alonso is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Carina Alonso's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carina Alonso reassigns Medicare benefits to Southern California Permanente Medical Group (Rosemead, 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 Carina Alonso'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 Carina Alonso was last updated on December 6, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Carina Alonso · NPI 1831508381
Behavior Analyst provider in Arcadia, California. Individual provider, active in the CMS NPPES registry since August 8, 2014.
## Identity
- **NPI:** 1831508381 (Entity type: Individual)
- **Enumerated:** August 8, 2014
- **Primary specialty:** Behavior Analyst · taxonomy 103K00000X
- **State license:** F1485801 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 225 E SANTA CLARA ST, SUITE 200, Arcadia, CA 91006-7233
- **Phone:** (626) 419-4810
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Southern California Permanente Medical Group (NPI 1942787114, Rosemead, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 6, 2021
- **Other identifiers:** Other MMMXZ8603437 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1831508381) · Data from the CMS NPPES public registry.