Triet Nguyen, M.D.
NPI 1306807789 · Ophthalmology Physician · Westminster, CA
Enrolled with Medicare as Dme Supplier - Physician - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Triet Nguyen, M.D. is a Ophthalmology Physician provider in Westminster, CA (NPI 1306807789).
Provider details
- NPI number
- 1306807789
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G76262 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,919 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 875 | $103 |
| Exam of the Internal Drainage System of Eye92020 | 839 | $27 |
| Imaging of Optic Nerve92133 | 833 | $36 |
| Photography of the Retina92250 | 692 | $33 |
| Exam of Visual Field With Extended Testing92083 | 681 | $63 |
| Extended Exam of the Back Part of the Eye With Optic Nerve Drawing92202 | 584 | $15 |
| Established Patient Problem Focused Exam of Visual System |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Perfluorohexyloctane/Pfbrand: Miebo | 2,576 | 567 |
| Cyclosporinebrand: Cequa | 2,122 | 483 |
| Lifitegrastbrand: Xiidra | 1,976 | 451 |
| Bromfenac Sodiumbrand: Prolensa | 1,372 | 234 |
| Varenicline Tartratebrand: Tyrvaya | 869 | 179 |
| Bromfenac Sodiumbrand: Bromsite | 721 | 107 |
| Cetirizine Hclbrand: Zerviate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,866 across 250 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
- 2006-03-28
- Last updated
- 2011-02-07
Frequently asked questions
- What is Triet Nguyen's NPI number?
- Triet Nguyen's National Provider Identifier (NPI) is 1306807789, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Triet Nguyen's specialty?
- Triet Nguyen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Triet Nguyen located?
- Triet Nguyen's practice location on file with NPPES is 9286 Bolsa Ave, Westminster, CA 92683-5557.
- What is Triet Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Triet Nguyen is (714) 899-0054.
- Does Triet Nguyen accept Medicare?
- Triet Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Triet Nguyen's NPI active?
- Yes — Triet Nguyen's NPI (1306807789) is active in the NPPES registry as of the last update on 2011-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.