Allen Shawlun Wang, MD
NPI 1891003745ActiveIndividual· Ophthalmology· Lewisville, TX
Ophthalmology (MD) in Lewisville, Texas, trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $500,080 for 3,094 claims, against $301,344 paid for services in 2024. Glaukos Corporation was the largest of 5 companies reporting payments in 2025, $514.27 in all, mostly food and beverage.
Overview
| NPI | 1891003745 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 14, 2010 |
| Last updated in NPPES | Aug 15, 2020 |
| Certified by provider | Aug 15, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | P8561 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,337 |
|---|---|
| Services billed | 3,234 across 28 procedure codes |
| Paid by Medicare | $301,344 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,094 · 5,811 30-day fills |
|---|---|
| Patients | 871 |
| Total drug cost | $500,080 |
| Generic share | 50% of claims |
Education and affiliations
| Medical school | Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Ophthalmology |
Medical group
- Wsk Eye Associates PALewisville, TX · 5 clinicians
Industry payments (Open Payments)
- 2025$514.27 · 17 payments from 5 companies
- 2024$240.84 · 10 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaukos Corporation | $229.91 | 1 |
| Abbvie Inc. | $156.16 | 10 |
| Bausch & Lomb Americas Inc. | $64.33 | 3 |
| Alcon Vision LLC | $47.37 | 2 |
| Harrow Eye, LLC | $16.50 | 1 |
What the 2025 payments were for
- Food and Beverage$514.27 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology providers in Lewisville
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- 1518975523
- 1225046238