Tammy Kay Hersch, O.D.
NPI 1609855980ActiveIndividual· Optometrist· Spearfish, SD
Optometrist (O.D.) in Spearfish, South Dakota, trained at Pacific University - College of Optometry (class of 1993). In 2024 Medicare paid $44,457 for 358 patients, and Part D covered 237 of their prescriptions, 53% of them generic. Johnson & Johnson Vision Care, Inc. reported $18.60 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1609855980 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Jan 13, 2006 |
| Last updated in NPPES | Oct 22, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 508 | SD |
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 (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 358 |
|---|---|
| Services billed | 773 across 19 procedure codes |
| Paid by Medicare | $44,457 |
Part D prescriptions in 2024
| Prescriptions (claims) | 237 · 450 30-day fills |
|---|---|
| Patients | 65 |
| Total drug cost | $11,824 |
| Generic share | 53% of claims |
Education and affiliations
| Medical school | Pacific University - College of Optometry |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Optometry |
Medical group
- Family Optical P CSpearfish, SD · 2 clinicians
Industry payments (Open Payments)
- 2025$18.60 · 1 payment from 1 company
- 2024$24.69 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Johnson & Johnson Vision Care, Inc. | $18.60 | 1 |
What the 2025 payments were for
- Food and Beverage$18.60 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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