Derek Han
NPI 1487073953 · Ophthalmology Physician · Fort Worth, TX
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1487073953
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,849 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 | 459 | $126 |
| Photography of the Retina92250 | 381 | $36 |
| Established Patient Complete Exam of Visual System92014 | 241 | $120 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 142 | $526 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 133 | $40 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 98 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 589 | 158 |
| Timolol Maleate | 148 | 45 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 132 | 43 |
| Prednisolone Acetate | 88 | 63 |
| Moxifloxacin Hclbrand: Moxifloxacin | 74 | 51 |
| Brimonidine Tartrate | 70 | 17 |
| Dorzolamide Hcl | 69 | 16 |
| Bimatoprost |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$202 across 6 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 (1)
- 3249 Oak Park AveBerwyn, IL 60402-3429Phone: (832) 758-9060
Registry dates
- Enumerated
- 2014-04-14
- Last updated
- 2018-10-05
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.