Tuyen Trinh, PA
NPI 1710434659 · Medical Physician Assistant · West Covina, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tuyen Trinh, PA is a Medical Physician Assistant provider in West Covina, CA (NPI 1710434659).
Provider details
- NPI number
- 1710434659
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
9 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 53 | 50 |
| Prednisone | 42 | 38 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 33 | 31 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 21 | 21 |
| Naproxen | 19 | 19 |
| Amoxicillin | 18 | 15 |
| Cefdinir | 18 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$129 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-09-08
- Last updated
- 2016-09-08
Frequently asked questions
- What is Tuyen Trinh's NPI number?
- Tuyen Trinh's National Provider Identifier (NPI) is 1710434659, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tuyen Trinh's specialty?
- Tuyen Trinh is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tuyen Trinh located?
- Tuyen Trinh's practice location on file with NPPES is 724 E Merced Ave, West Covina, CA 91790-5142.
- What is Tuyen Trinh's phone number?
- The practice phone number listed in the NPPES registry for Tuyen Trinh is (626) 806-7758.
- Does Tuyen Trinh accept Medicare?
- Tuyen Trinh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tuyen Trinh's NPI active?
- Yes — Tuyen Trinh's NPI (1710434659) is active in the NPPES registry as of the last update on 2016-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.