Marek Z. Piatek, MD
NPI 1164426060ActiveIndividual· Internal Medicine, Cardiovascular Disease· Prescott, AZ
Internal Medicine, Cardiovascular Disease (MD) with Yavapai Regional Medical Center Physician Care LLC and 1 other group, practicing in Prescott, Arizona. Their prescriptions cost Medicare Part D more than their services did: $954,965 for 7,302 claims, against $195,358 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 2 companies reporting payments in 2025, $110.95 in all, mostly food and beverage. Lists Banner - University Medical Center Phoenix and 1 other hospital as hospital affiliations.
Overview
| NPI | 1164426060 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 8, 2005 |
| Last updated in NPPES | Mar 24, 2025 |
| Certified by provider | Mar 24, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 41175 | AZ |
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 - Cardiovascular Disease (Cardiology) (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,712 |
|---|---|
| Services billed | 4,056 across 45 procedure codes |
| Paid by Medicare | $195,358 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,302 · 18,414 30-day fills |
|---|---|
| Patients | 1,053 |
| Total drug cost | $954,965 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical groups
- Yavapai Regional Medical Center Physician Care LLCPrescott Valley, AZ · 124 clinicians
- Clear Choice Physicians, LLCMesa, AZ · 3 clinicians
Hospital affiliations
- Banner - University Medical Center PhoenixPhoenix, AZ
- Yavapai Regional Medical CenterPrescott, AZ
Industry payments (Open Payments)
- 2025$110.95 · 2 payments from 2 companies
- 2024$93.82 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $69.18 | 1 |
| Medtronic, Inc. | $41.77 | 1 |
What the 2025 payments were for
- Food and Beverage$110.95 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Cardiovascular Disease providers in Prescott
- 1376715458
- 1467653048
- 1558997742
- 1952165524
- 1669647137
- 1063660025
- 1255582003
- 1528394830
- 1356698831
- 1184716532
- 1730188095
- 1588762504
All Internal Medicine, Cardiovascular Disease providers in Arizona →