Katie Lynn Greiner, O.D.
NPI 1972732436ActiveIndividual· Optometrist· Kent, OH
Optometrist (O.D.) in Kent, Ohio, trained at Ohio State University - College of Optometry (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $130,627 for 568 claims, against $32,545 paid for services in 2024. Alcon Vision LLC was the largest of 14 companies reporting payments in 2025, $11,384 in all, mostly speaking and faculty fees.
Overview
| NPI | 1972732436 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Jul 6, 2009 |
| Last updated in NPPES | Sep 21, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 5944 | OH |
| Optometrist | 152W00000X | 3150-035 | WI |
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 - Optometry (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 210 |
|---|---|
| Services billed | 466 across 22 procedure codes |
| Paid by Medicare | $32,545 |
Part D prescriptions in 2024
| Prescriptions (claims) | 568 · 1,165 30-day fills |
|---|---|
| Patients | 145 |
| Total drug cost | $130,627 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | Ohio State University - College of Optometry |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Optometry |
Medical group
- Northeast Ohio Eye Surgeons IncKent, OH · 32 clinicians
Industry payments (Open Payments)
- 2025$11,384 · 66 payments from 14 companies
- 2024$3,162 · 53 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $6,555 | 14 |
| Johnson & Johnson Vision Care, Inc. | $1,396 | 11 |
| Tarsus Pharmaceuticals, Inc. | $1,162 | 6 |
| Biotissue Holdings Inc. | $1,056 | 10 |
| Abbvie Inc. | $377.97 | 7 |
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$6,000 · 1 payment
- Food and Beverage$2,795 · 57 payments
- Travel and Lodging$1,689 · 7 payments
- Consulting Fee$900.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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