Dian Yu, M.D.
NPI 1639527682 · Ophthalmology Physician · Sterling, VA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1639527682
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- D89341 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,436 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) |
|---|---|---|
| Photography of the Retina92250 | 308 | $37 |
| Established Patient Complete Exam of Visual System92014 | 290 | $128 |
| Established Patient Problem Focused Exam of Visual System92012 | 264 | $89 |
| Microfluid Analysis of Tears83861 | 125 | $22 |
| New Patient Complete Exam of Visual System92004 | 101 | $150 |
| Imaging of Optic Nerve92133 | 76 | $37 |
| Measurement of Corneal Curvature and Depth of Eye92136 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 232 | 159 |
| Moxifloxacin Hclbrand: Moxifloxacin | 200 | 121 |
| Latanoprost | 138 | 52 |
| Ketorolac Tromethamine | 75 | 50 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 67 | 50 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 66 | 25 |
| Erythromycin Basebrand: Erythromycin | 65 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$495 across 20 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
Additional practice locations (2)
- 1800 Orleans St # 327Baltimore, MD 21287-0010Phone: (410) 955-5490Fax: (410) 614-9172
- 159 Livingston AveStaten Island, NY 10314Phone: (917) 294-2285
Registry dates
- Enumerated
- 2016-06-01
- Last updated
- 2023-10-31
- Certified
- 2023-10-31
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.