BILLY CHEN WANG MD
NPI 1497172340
Pediatrics - Pediatric Critical Care Medicine in Los Angeles, CA
About Billy Chen Wang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BILLY CHEN WANG MD (NPI 1497172340) is an individual pediatric critical care medicine provider in Los Angeles, California, licensed in California (A138755) and active in the NPI registry since March 2014. He is enrolled in Medicare PECOS and maintains a secondary practice location in Los Angeles.
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
Billy Chen Wang Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Billy Wang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 323 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
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 Billy Wang's NPI number?
The NPI number for Billy Wang is 1497172340. It was assigned to this individual provider in the NPPES registry on March 27, 2014.
Where is Billy Wang located?
Billy Wang practices at 200 Ucla Medical Plz Ste 265, Los Angeles, CA 90095. The listed phone number is (310) 825-0867.
What is Billy Wang's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.
Is Billy Wang enrolled in Medicare?
Yes. Billy Wang is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Billy Wang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Billy Wang reassigns Medicare benefits to Uc Regents (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 Billy Wang'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 Billy Wang was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.
# Billy Chen Wang, MD · NPI 1497172340
Pediatric Critical Care Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since March 27, 2014.
## Identity
- **NPI:** 1497172340 (Entity type: Individual)
- **Enumerated:** March 27, 2014
- **Primary specialty:** Pediatrics - Pediatric Critical Care Medicine · taxonomy 2080P0203X
- **State license:** A138755 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 UCLA MEDICAL PLZ STE 265, Los Angeles, CA 90095-8344
- **Phone:** (310) 825-0867 · **Fax:** (310) 794-5066
## 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:** Uc Regents (NPI 1982667663, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 29, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1497172340) · Data from the CMS NPPES public registry.