DENISE THAO TRINH MD
NPI 1871880419
Family Medicine in Pittsburg, CA
About Denise Thao Trinh Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DENISE THAO TRINH MD (NPI 1871880419) is an individual family medicine provider in Pittsburg, California, licensed in California (A134001) and active in the NPI registry since July 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2011).
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
Denise Thao Trinh Md 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 Denise Trinh reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Vallejo, CA 94589
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Oakland, CA 94621
- Reassigned Medicare billing, California enrollment
- 48 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 94565 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.
PITTSBURG, CA 94565
PITTSBURG, CA 94565
PITTSBURG, CA 94565
PITTSBURG, CA 94565
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 Denise Trinh's NPI number?
The NPI number for Denise Trinh is 1871880419. It was assigned to this individual provider in the NPPES registry on July 4, 2011.
Where is Denise Trinh located?
Denise Trinh practices at 2311 Loveridge Rd, Pittsburg, CA 94565. The listed phone number is (800) 495-8885.
What is Denise Trinh's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Denise Trinh enrolled in Medicare?
Yes. Denise Trinh 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 Denise Trinh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Denise Trinh reassigns Medicare benefits to 2 organizations: Permanente Medical Group Inc (Vallejo, CA) and The West Oakland Health Council (Oakland, 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 Denise Trinh'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 Denise Trinh was last updated on December 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Denise Thao Trinh, MD · NPI 1871880419
Family Medicine physician in Pittsburg, California. Individual provider, active in the CMS NPPES registry since July 4, 2011.
## Identity
- **NPI:** 1871880419 (Entity type: Individual)
- **Enumerated:** July 4, 2011
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A134001 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2311 LOVERIDGE RD, Pittsburg, CA 94565-5117
- **Phone:** (800) 495-8885
## 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): Permanente Medical Group Inc (NPI 1336222397, Vallejo, CA); The West Oakland Health Council (NPI 1285754234, Oakland, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** December 12, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1871880419) · Data from the CMS NPPES public registry.