Yen Nguyen, O.D.
NPI 1528169711 · Optometrist · Greenville, NC
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yen Nguyen, O.D. is a Optometrist provider in Greenville, NC (NPI 1528169711).
Provider details
- NPI number
- 1528169711
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 2037 (NC)
Specialties & taxonomies
Eye and Vision Services Providers
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
5,288 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) |
|---|---|---|
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 3,739 | $1 |
| Photography of the Retina92250 | 592 | $34 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 502 | $85 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 108 | $52 |
| Exam of Visual Field With Extended Testing92083 | 95 | $58 |
| Imaging of Optic Nerve92133 | 87 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 193 | 64 |
| Cyclosporinebrand: Restasis | 100 | 47 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 80 | 65 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 63 | 17 |
| Bimatoprostbrand: Lumigan | 51 | 12 |
| Travoprost | 31 | — |
| Timolol Maleate | 30 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,141 across 21 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
- 2006-09-26
- Last updated
- 2021-09-17
- Certified
- 2021-09-17
Frequently asked questions
- What is Yen Nguyen's NPI number?
- Yen Nguyen's National Provider Identifier (NPI) is 1528169711, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yen Nguyen's specialty?
- Yen Nguyen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Yen Nguyen located?
- Yen Nguyen's practice location on file with NPPES is 499 Se Greenville Blvd, Greenville, NC 27858-6734.
- What is Yen Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Yen Nguyen is (252) 756-9404.
- Does Yen Nguyen accept Medicare?
- Yen Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yen Nguyen's NPI active?
- Yes — Yen Nguyen's NPI (1528169711) is active in the NPPES registry as of the last update on 2021-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.