DEREK YANG HAN – Ophthalmology Physician, NPI 1487073953
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
958 OPHTHALMOLOGY in IL
Provider Addresses for DEREK YANG HAN
1201 SUMMIT AVE
FORT WORTH, TX 761024413
Phone: (817) 332-2020
Fax: (817) 332-4797
Type: Mailing
3249 Oak Park Ave
Berwyn, IL 604023429
Phone: (832) 758-9060
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 9 Open Payments records for all available years, with a total value of $279.
Total Amount is formed as General ($279) + Research ($0) + Ownership ($0) = $279.
Last reported payment date: 2024-11-22 • Largest payer in this snapshot: CooperVision Inc. ($106).
Total Amount
$279
General + Research + Ownership
Payments
9
Total payment records
General Amount
$279
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CooperVision Inc. | $106 |
| Oyster Point Pharma, Inc. | $56 |
| Alcon Vision LLC | $25 |
| Bausch & Lomb Americas Inc. | $22 |
| BIOTISSUE HOLDINGS INC. | $20 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2018-09-25
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20180925003843 | I | Ophthalmology | TX | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 92014 | Established patient complete exam of visual system | 482 | 448 | $0 |
| 92250 | Photography of the retina | 262 | 244 | $0 |
| 92004 | New patient complete exam of visual system | 179 | 179 | $0 |
| 92136 | Measurement of corneal curvature and depth of eye | 132 | 80 | $0 |
| 66984 | Removal of cataract with insertion of prosthetic lens | 130 | 78 | $0 |
Insurance plans in this area (ZIP 76102)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| - | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P T O M E T R Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P T O M E T R Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| Internal Medicine | TX |
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