Luke Barnard, MD
NPI 1710543111ActiveIndividual· Ophthalmology, Glaucoma Specialist· La Mesa, CA
Ophthalmology, Glaucoma Specialist (MD) with Retina Institute of California Medical Group, A California Medical Par, practicing in La Mesa, California. Their prescriptions cost Medicare Part D more than their services did: $113,177 for 1,184 claims, against $44,993 paid for services in 2024. Amgen Inc. was the largest of 12 companies reporting payments in 2025, $2,717 in all, mostly food and beverage. Lists Grossmont Hospital as a hospital affiliation.
Overview
| NPI | 1710543111 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 13, 2019 |
| Last updated in NPPES | Oct 8, 2025 |
| Certified by provider | Oct 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Glaucoma Specialist Primary | 207WX0009X | A195991 | CA |
| Ophthalmology | 207W00000X | A195991 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 251 |
|---|---|
| Services billed | 566 across 29 procedure codes |
| Paid by Medicare | $44,993 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,184 · 2,071 30-day fills |
|---|---|
| Patients | 400 |
| Total drug cost | $113,177 |
| Generic share | 62% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical group
- Retina Institute of California Medical Group, A California Medical ParPalm Desert, CA · 77 clinicians
Hospital affiliation
- Grossmont HospitalLa Mesa, CA
Industry payments (Open Payments)
- 2025$2,717 · 58 payments from 12 companies
- 2024$1,030 · 16 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $604.68 | 9 |
| Bausch & Lomb Americas Inc. | $558.81 | 13 |
| Tarsus Pharmaceuticals, Inc. | $345.31 | 11 |
| Alcon Vision LLC | $270.26 | 7 |
| Glaukos Corporation | $229.54 | 2 |
What the 2025 payments were for
- Food and Beverage$2,717 · 58 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records