Stephen Joseph Hornak, M.D.
NPI 1871685990ActiveIndividual· Internal Medicine, Cardiovascular Disease· Richmond, IN
Internal Medicine, Cardiovascular Disease (M.D.) in Richmond, Indiana, trained at Indiana University School of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $2,034,875 for 8,613 claims, against $162,578 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 16 companies reporting payments in 2025, $1,038 in all, mostly food and beverage.
Overview
| NPI | 1871685990 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 28, 2006 |
| Last updated in NPPES | May 14, 2021 |
| Certified by provider | May 14, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 01036976 | IN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (IN); Practitioner - Cardiovascular Disease (Cardiology) (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,145 |
|---|---|
| Services billed | 4,271 across 57 procedure codes |
| Paid by Medicare | $162,578 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,613 · 18,988 30-day fills |
|---|---|
| Patients | 955 |
| Total drug cost | $2,034,875 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Reid Physician Associates IncRichmond, IN · 432 clinicians
Hospital affiliations
- Ascension St Vincent RandolphWinchester, IN
- Reid HealthRichmond, IN
- Wayne HospitalGreenville, OH
Industry payments (Open Payments)
- 2025$1,038 · 64 payments from 16 companies
- 2024$995.33 · 60 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $205.18 | 14 |
| Pfizer Inc. | $184.65 | 12 |
| Novartis Pharmaceuticals Corporation | $172.14 | 13 |
| Abiomed | $78.49 | 3 |
| Scpharmaceuticals Inc. | $63.81 | 2 |
What the 2025 payments were for
- Food and Beverage$1,038 · 64 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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