TRI MINH NGUYEN D.O.
NPI 1528599776
Internal Medicine in West Hollywood, CA
About Tri Minh Nguyen D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TRI MINH NGUYEN D.O. (NPI 1528599776) is an individual internal medicine provider in West Hollywood, California, licensed in California (20A17391) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS and is a graduate of Arizona College Of Osteopathic Medicine Mid Western University (2017).
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 and accepts Medicare assignment
Tri Minh Nguyen D.o. 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 Reassignments
3Medicare enrollment records show Tri Nguyen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
West Hollywood, CA 90048
- Reassigned Medicare billing, California enrollment
- 175 clinicians in this Medicare group
Sherman Oaks, CA 91403
- Reassigned Medicare billing, California enrollment
- 36 clinicians in this Medicare group
San Bernardino, CA 92404
- Reassigned Medicare billing, California enrollment
- 1,216 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90048 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.
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 Tri Nguyen's NPI number?
The NPI number for Tri Nguyen is 1528599776. It was assigned to this individual provider in the NPPES registry on March 21, 2017.
Where is Tri Nguyen located?
Tri Nguyen practices at 8700 Beverly Blvd, West Hollywood, CA 90048. The listed phone number is (323) 866-8600.
What is Tri Nguyen's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Tri Nguyen enrolled in Medicare?
Yes. Tri 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 organizations bill Medicare for Tri Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tri Nguyen reassigns Medicare benefits to 3 organizations: Kansal Inc (West Hollywood, CA), San Fernando Valley Medical Group Inc (Sherman Oaks, CA) and Inpatient Specialists Of California, PC (San Bernardino, 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 Tri 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 Tri Nguyen was last updated on November 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Tri Minh Nguyen, D.O. · NPI 1528599776
Internal Medicine physician in West Hollywood, California. Individual provider, active in the CMS NPPES registry since March 21, 2017.
## Identity
- **NPI:** 1528599776 (Entity type: Individual)
- **Enumerated:** March 21, 2017
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 20A17391 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 8700 BEVERLY BLVD, West Hollywood, CA 90048-1804
- **Phone:** (323) 866-8600
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Kansal Inc (NPI 1043510183, West Hollywood, CA); San Fernando Valley Medical Group Inc (NPI 1902188022, Sherman Oaks, CA); Inpatient Specialists Of California, PC (NPI 1952792475, San Bernardino, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Arizona College Of Osteopathic Medicine Mid Western University, class of 2017
## Record status
- **NPPES last updated:** November 24, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1528599776) · Data from the CMS NPPES public registry.