IRENE CHEN NP-C
NPI 1487317442
Nurse Practitioner - Acute Care in Los Angeles, CA
About Irene Chen Np-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IRENE CHEN NP-C (NPI 1487317442) is an individual acute care provider in Los Angeles, California, licensed in California (NPF95019061) and active in the NPI registry since October 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Covina, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Irene Chen Np-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Irene Chen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 2,445 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 90033 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 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
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 Irene Chen's NPI number?
The NPI number for Irene Chen is 1487317442. It was assigned to this individual provider in the NPPES registry on October 18, 2021.
Where is Irene Chen located?
Irene Chen practices at 1520 San Pablo St, Los Angeles, CA 90033. The listed phone number is (323) 442-5849.
What is Irene Chen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Irene Chen enrolled in Medicare?
Yes. Irene Chen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Irene Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Irene Chen reassigns Medicare benefits to Usc Care Medical Group, 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 Irene 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 Irene Chen was last updated on October 10, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Irene Chen, NP-C · NPI 1487317442
Acute Care physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since October 18, 2021.
## Identity
- **NPI:** 1487317442 (Entity type: Individual)
- **Enumerated:** October 18, 2021
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** NPF95019061 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1520 SAN PABLO ST, Los Angeles, CA 90033-5310
- **Phone:** (323) 442-5849
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Usc Care Medical Group, Inc (NPI 1902846306, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** October 10, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1487317442) · Data from the CMS NPPES public registry.