Kristin Elise Oliver Zerwa, OD
NPI 1801440854ActiveIndividual· Optometrist· Saline, MI
Optometrist (OD) in Saline, Michigan, trained at Illinois College of Optometry at Chicago (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $20,709 for 34 claims, against $1,513 paid for services in 2024. Alcon Vision LLC was the largest of 5 companies reporting payments in 2025, $399.80 in all, mostly food and beverage.
Overview
| NPI | 1801440854 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Jul 29, 2019 |
| Last updated in NPPES | Aug 25, 2023 |
| Certified by provider | Aug 25, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 4901005396 | MI |
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 - Optometry (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 25 |
|---|---|
| Services billed | 44 across 11 procedure codes |
| Paid by Medicare | $1,513 |
Part D prescriptions in 2024
| Prescriptions (claims) | 34 · 62 30-day fills |
|---|---|
| Patients | 11 |
| Total drug cost | $20,709 |
| Generic share | 41% of claims |
Education and affiliations
| Medical school | Illinois College of Optometry at Chicago |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Optometry |
Medical group
- Bennett Optometry LLCAnn Arbor, MI · 17 clinicians
Industry payments (Open Payments)
- 2025$399.80 · 10 payments from 5 companies
- 2024$1,146 · 11 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $144.89 | 2 |
| Johnson & Johnson Vision Care, Inc. | $121.39 | 2 |
| Tarsus Pharmaceuticals, Inc. | $70.94 | 3 |
| Bausch & Lomb Americas Inc. | $35.08 | 2 |
| Oyster Point Pharma, Inc. | $27.50 | 1 |
What the 2025 payments were for
- Food and Beverage$399.80 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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