ISABEL CHEN MD, MPH
NPI 1932594900
Family Medicine in Los Angeles, CA
About Isabel Chen Md, Mph NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ISABEL CHEN MD, MPH (NPI 1932594900) is an individual family medicine provider in Los Angeles, California, licensed in California (A144348) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS.
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)
Isabel Chen Md, Mph is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Isabel Chen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
Los Angeles, CA 90059
- Reassigned Medicare billing, California enrollment
- 435 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 90027 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 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
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 Isabel Chen's NPI number?
The NPI number for Isabel Chen is 1932594900. It was assigned to this individual provider in the NPPES registry on April 6, 2015.
Where is Isabel Chen located?
Isabel Chen practices at 4733 W Sunset Blvd Fl 3, Los Angeles, CA 90027. The listed phone number is (323) 738-4516.
What is Isabel Chen's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Isabel Chen enrolled in Medicare?
Yes. Isabel Chen is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Isabel Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Isabel Chen reassigns Medicare benefits to 2 organizations: Southern California Permanente Medical Group (Los Angeles, CA) and County Of Los Angeles (Los Angeles, 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 Isabel Chen'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 Isabel Chen was last updated on December 7, 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.
# Isabel Chen, MD, MPH · NPI 1932594900
Family Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since April 6, 2015.
## Identity
- **NPI:** 1932594900 (Entity type: Individual)
- **Enumerated:** April 6, 2015
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A144348 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4733 W SUNSET BLVD FL 3, Los Angeles, CA 90027-6021
- **Phone:** (323) 738-4516
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Southern California Permanente Medical Group (NPI 1134151657, Los Angeles, CA); County Of Los Angeles (NPI 1780877613, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 7, 2021
- **Other identifiers:** Other A144348 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1932594900) · Data from the CMS NPPES public registry.