JAMES NGUYEN M.D.
NPI 1689876112
Anesthesiology in West Hollywood, CA
About James Nguyen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES NGUYEN M.D. (NPI 1689876112) is an individual anesthesiology provider in West Hollywood, California, licensed in California (A102967) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (2005).
NPPES Registry Identity
Specialties & Licenses 2
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
James Nguyen M.d. 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 James Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90048
- Reassigned Medicare billing, California enrollment
- 2,118 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.
Areas of Expertise CMS Part B claims 16
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
WEST HOLLYWOOD, CA 90048
WEST HOLLYWOOD, CA 90048
WEST HOLLYWOOD, CA 90048
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 James Nguyen's NPI number?
The NPI number for James Nguyen is 1689876112. It was assigned to this individual provider in the NPPES registry on June 5, 2007.
Where is James Nguyen located?
James Nguyen practices at 8700 Beverly Blvd Suite 8211, West Hollywood, CA 90048. The listed phone number is (310) 423-5000.
What is James Nguyen's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is James Nguyen enrolled in Medicare?
Yes. James Nguyen 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 James Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Nguyen reassigns Medicare benefits to Cedars-Sinai Medical Care Foundation (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 James Nguyen'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 James Nguyen was last updated on May 13, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.