Thao Nguyen, M D
NPI 1154352185 · Ophthalmology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thao Nguyen, M D is a Ophthalmology Physician provider in San Diego, CA (NPI 1154352185).
Provider details
- NPI number
- 1154352185
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M D
- Sex
- Female
- Sole proprietor
- No
- License
- G81689 (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
19 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
734 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 Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 349 | $137 |
| Extended Exam of the Back Part of the Eye With Retinal Drawing92201 | 80 | $26 |
| Exam of Visual Field With Extended Testing92083 | 62 | $71 |
| Imaging of Optic Nerve92133 | 61 | $37 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 46 | $177 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 34 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 326 | 62 |
| Latanoprostene Bunodbrand: Vyzulta | 148 | 21 |
| Prednisolone Acetate | 89 | 45 |
| Bimatoprostbrand: Lumigan | 87 | 13 |
| Cyclosporinebrand: Restasis | 81 | 17 |
| Lifitegrastbrand: Xiidra | 64 | 18 |
| Cyclosporine | 61 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 across 1 record (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
- 2006-07-06
- Last updated
- 2024-05-10
- Certified
- 2024-05-10
Frequently asked questions
- What is Thao Nguyen's NPI number?
- Thao Nguyen's National Provider Identifier (NPI) is 1154352185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thao Nguyen's specialty?
- Thao Nguyen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Thao Nguyen located?
- Thao Nguyen's practice location on file with NPPES is 2406 Ulric St, San Diego, CA 92111-6040.
- What is Thao Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Thao Nguyen is (858) 278-9393.
- Does Thao Nguyen accept Medicare?
- Thao Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thao Nguyen's NPI active?
- Yes — Thao Nguyen's NPI (1154352185) is active in the NPPES registry as of the last update on 2024-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.