Chad Joseph Zack, M.D.
NPI 1073834388ActiveIndividual· Internal Medicine, Cardiovascular Disease· Hershey, PA
Internal Medicine, Cardiovascular Disease (M.D.) in Hershey, Pennsylvania, trained at Temple University School of Medicine (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $143,211 for 937 claims, against $58,152 paid for services in 2024. Medtronic, Inc. was the largest of 4 companies reporting payments in 2025, $2,114 in all, mostly travel and lodging.
Overview
| NPI | 1073834388 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 21, 2010 |
| Last updated in NPPES | Aug 8, 2023 |
| Certified by provider | Aug 8, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | MD448810 | PA |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 57945 | MN |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 2017-00649 | NC |
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 - Interventional Cardiology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 172 |
|---|---|
| Services billed | 502 across 52 procedure codes |
| Paid by Medicare | $58,152 |
Part D prescriptions in 2024
| Prescriptions (claims) | 937 · 2,487 30-day fills |
|---|---|
| Patients | 134 |
| Total drug cost | $143,211 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Temple University School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical group
- The Milton S Hershey Medical Center Physicians GroupHershey, PA · 1,623 clinicians
Hospital affiliations
- Milton S Hershey Medical CenterHershey, PA
- Penn State Health St. JosephReading, PA
Industry payments (Open Payments)
- 2025$2,114 · 23 payments from 4 companies
- 2024$499.82 · 16 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $2,005 | 20 |
| Atricure, Inc. | $44.80 | 1 |
| Angiodynamics, Inc. | $39.71 | 1 |
| Philips North America LLC | $24.95 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,451 · 7 payments
- Food and Beverage$663.41 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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