Aaron Christopher Mack, MD
NPI 1225023047ActiveIndividual· Ophthalmology· Columbus, OH
Ophthalmology (MD) in Columbus, Ohio, trained at University of Toledo College of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $416,306 for 1,636 claims, against $160,313 paid for services in 2024. Alcon Vision LLC was the largest of 7 companies reporting payments in 2025, $731.75 in all, mostly food and beverage.
Overview
| NPI | 1225023047 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 19, 2005 |
| Last updated in NPPES | Nov 12, 2024 |
| Certified by provider | Nov 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 35.081529 | OH |
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 (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 784 |
|---|---|
| Services billed | 2,435 across 30 procedure codes |
| Paid by Medicare | $160,313 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,636 · 3,103 30-day fills |
|---|---|
| Patients | 574 |
| Total drug cost | $416,306 |
| Generic share | 59% of claims |
Education and affiliations
| Medical school | University of Toledo College of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Ophthalmology |
Medical group
- Canyon Eye Associates, Inc.Columbus, OH · 3 clinicians
Industry payments (Open Payments)
- 2025$731.75 · 32 payments from 7 companies
- 2024$726.08 · 31 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $327.35 | 8 |
| Abbvie Inc. | $185.39 | 15 |
| Tarsus Pharmaceuticals, Inc. | $60.36 | 2 |
| Thea Pharma Inc. | $58.44 | 3 |
| Oyster Point Pharma, Inc. | $57.83 | 2 |
What the 2025 payments were for
- Food and Beverage$731.75 · 32 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 109 ophthalmologists in Columbus · All ophthalmologists in Ohio