DARREN CHI LA
NPI 1851974968
Social Worker - Clinical in Los Angeles, CA
About Darren Chi La NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DARREN CHI LA (NPI 1851974968) is an individual clinical provider in Los Angeles, California, licensed in California (137940) and active in the NPI registry since May 2021. He 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)
Darren Chi La is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Darren La reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90017
- Reassigned Medicare billing, California enrollment
- 131 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90017 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS ANGELES, CA 90017
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 Darren La's NPI number?
The NPI number for Darren La is 1851974968. It was assigned to this individual provider in the NPPES registry on May 5, 2021.
Where is Darren La located?
Darren La practices at 515 Columbia Ave # 200, Los Angeles, CA 90017. The listed phone number is (213) 249-9388.
What is Darren La's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Darren La enrolled in Medicare?
Yes. Darren La is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Darren La's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Darren La reassigns Medicare benefits to Special Service For Groups, Inc. (Los Angeles, 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 Darren La'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 Darren La was last updated on April 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.