DR. VIET QUOC TRAN M.D.
NPI 1154610939
Emergency Medicine in Garden Grove, CA
About Dr. Viet Quoc Tran M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. VIET QUOC TRAN M.D. (NPI 1154610939) is an individual emergency medicine provider in Garden Grove, California, licensed in California (A125099) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS.
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 (PECOS)
Dr. Viet Quoc Tran M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Viet Tran reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Anaheim, CA 92804
- Reassigned Medicare billing, California enrollment
- 21 clinicians in this Medicare group
Fullerton, CA 92833
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
Long Beach, CA 90806
- Reassigned Medicare billing, California enrollment
- 75 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 92841 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Viet Tran's NPI number?
The NPI number for Viet Tran is 1154610939. It was assigned to this individual provider in the NPPES registry on April 1, 2011.
Where is Viet Tran located?
Viet Tran practices at 11911 Magnolia St, Garden Grove, CA 92841. The listed phone number is (714) 837-9534.
What is Viet Tran's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Viet Tran enrolled in Medicare?
Yes. Viet Tran is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Viet Tran's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Viet Tran reassigns Medicare benefits to 3 organizations: South Coast Emergency Medical Group (Anaheim, CA), Southern California Permanente Medical Group (Fullerton, CA) and Columbia Emergency Medical Group Inc (Long Beach, 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 Viet Tran'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 Viet Tran was last updated on April 29, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.