Isaac Gottschalk, OD
NPI 1962243121ActiveIndividual· Optometrist· Marion, IN
Optometrist (OD) in Marion, Indiana, trained at Indiana University - School of Optometry (class of 2024). In 2024 Medicare paid $14,835 for 96 patients, and Part D covered 79 of their prescriptions, 65% of them generic. Biotissue Holdings Inc. was the largest of 3 companies reporting payments in 2025, $107.84 in all, mostly food and beverage.
Overview
| NPI | 1962243121 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | Yes |
| NPI issued | Jun 3, 2024 |
| Last updated in NPPES | Jun 26, 2024 |
| Certified by provider | Jun 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 18004495A | IN |
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 (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 96 |
|---|---|
| Services billed | 260 across 17 procedure codes |
| Paid by Medicare | $14,835 |
Part D prescriptions in 2024
| Prescriptions (claims) | 79 · 126 30-day fills |
|---|---|
| Patients | 44 |
| Total drug cost | $7,259 |
| Generic share | 65% of claims |
Education and affiliations
| Medical school | Indiana University - School of Optometry |
|---|---|
| Graduation year | 2024 |
| Medicare specialty | Optometry |
Medical group
- Midwest Eye Consultants PCMichigan City, IN · 74 clinicians
Industry payments (Open Payments)
- 2025$107.84 · 5 payments from 3 companies
- 2024$15.03 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biotissue Holdings Inc. | $47.11 | 2 |
| Alcon Vision LLC | $35.05 | 2 |
| Tarsus Pharmaceuticals, Inc. | $25.68 | 1 |
What the 2025 payments were for
- Food and Beverage$107.84 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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