DR. DINH LE QUANG NGUYEN M.D.
NPI 1750721692
Family Medicine in Grand Terrace, CA
About Dr. Dinh Le Quang Nguyen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DINH LE QUANG NGUYEN M.D. (NPI 1750721692) is an individual family medicine provider in Grand Terrace, California, licensed in California (A131772) and active in the NPI registry since June 2013. He is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (2013).
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
Dr. Dinh Le Quang 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 Reassignments
2Medicare enrollment records show Dinh Nguyen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Terrace, CA 92313
- Reassigned Medicare billing, Texas enrollment
- 101 clinicians in this Medicare group
Fontana, CA 92335
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1952333460 (California)
- 5,228 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 92313 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.
GRAND TERRACE, CA 92313
GRAND TERRACE, CA 92313
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 Dinh Nguyen's NPI number?
The NPI number for Dinh Nguyen is 1750721692. It was assigned to this individual provider in the NPPES registry on June 25, 2013.
Where is Dinh Nguyen located?
Dinh Nguyen practices at 11980 Mount Vernon Ave, Grand Terrace, CA 92313. The listed phone number is (909) 864-1097.
What is Dinh Nguyen's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Dinh Nguyen enrolled in Medicare?
Yes. Dinh 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 Dinh Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dinh Nguyen reassigns Medicare benefits to 2 organizations: Riverside-San Bernardino County Indian Health, Inc. (Grand Terrace, CA) and Southern California Permanente Medical Group (Fontana, 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 Dinh 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 Dinh Nguyen was last updated on December 6, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Dinh Le Quang Nguyen, M.D. · NPI 1750721692
Family Medicine physician in Grand Terrace, California. Individual provider, active in the CMS NPPES registry since June 25, 2013.
## Identity
- **NPI:** 1750721692 (Entity type: Individual)
- **Enumerated:** June 25, 2013
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A131772 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 11980 MOUNT VERNON AVE, Grand Terrace, CA 92313-5172
- **Phone:** (909) 864-1097
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Riverside-San Bernardino County Indian Health, Inc. (NPI 1174676670, Grand Terrace, CA); Southern California Permanente Medical Group (NPI 1689606196, Fontana, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Loma Linda University School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** December 6, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1750721692) · Data from the CMS NPPES public registry.