Luke Anthony Barker, M.D.
NPI 1477717759ActiveIndividual· Ophthalmology· Killeen, TX
Ophthalmology (M.D.) in Killeen, Texas, trained at East Tennessee State University Quillen College of Medicine (class of 2005). In 2024 Medicare paid $177,594 for 274 patients, and Part D covered 366 of their prescriptions, 64% of them generic. Alcon Vision LLC was the largest of 12 companies reporting payments in 2025, $7,861 in all, mostly speaking and faculty fees.
Overview
| NPI | 1477717759 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 15, 2008 |
| Last updated in NPPES | May 27, 2025 |
| Certified by provider | May 27, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | N2396 | 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 | 274 |
|---|---|
| Services billed | 982 across 21 procedure codes |
| Paid by Medicare | $177,594 |
Part D prescriptions in 2024
| Prescriptions (claims) | 366 · 444 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $15,514 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | East Tennessee State University Quillen College of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Ophthalmology |
Medical group
- Knolle and Young Associates PAKilleen, TX · 7 clinicians
Hospital affiliation
- Adventhealth Rollins BrookLampasas, TX
Industry payments (Open Payments)
- 2025$7,861 · 65 payments from 12 companies
- 2024$2,804 · 26 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $4,805 | 20 |
| Microsurgical Technology, Inc. | $900.42 | 1 |
| Rxsight Inc | $561.14 | 11 |
| Biotissue Holdings Inc. | $429.08 | 10 |
| Glaukos Corporation | $413.59 | 4 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$3,600 · 2 payments
- Food and Beverage$3,361 · 62 payments
- Charitable Contribution$900.42 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology providers in Killeen
- 1679545487