Mazen A. Hanna, M.D.
NPI 1033128731ActiveIndividual· Internal Medicine, Cardiovascular Disease· Cleveland, OH
Internal Medicine, Cardiovascular Disease (M.D.) in Cleveland, Ohio, trained at Ohio State University College of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $20,919,322 for 2,881 claims, against $45,375 paid for services in 2024. Alnylam Pharmaceuticals Inc. was the largest of 10 companies reporting payments in 2025, $46,995 in all, mostly consulting fees.
Overview
| NPI | 1033128731 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 5, 2006 |
| Last updated in NPPES | Feb 6, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 35081304 | OH |
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 - Advanced Heart Failure and Transplant Cardiology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 290 |
|---|---|
| Services billed | 642 across 27 procedure codes |
| Paid by Medicare | $45,375 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,881 · 6,098 30-day fills |
|---|---|
| Patients | 346 |
| Total drug cost | $20,919,322 |
| Generic share | 51% of claims |
Education and affiliations
| Medical school | Ohio State University College of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Advanced Heart Failure And Transplant Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Cleveland ClinicCleveland, OH · 7,090 clinicians
Hospital affiliations
- Cleveland ClinicCleveland, OH
- Fairview HospitalCleveland, OH
- Hillcrest HospitalMayfield Heights, OH
- Marymount HospitalGarfield Heights, OH
- Medina HospitalMedina, OH
Industry payments (Open Payments)
- 2025$46,995 · 37 payments from 10 companies
- 2024$60,161 · 33 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alnylam Pharmaceuticals Inc. | $18,388 | 11 |
| Alexion Pharmaceuticals, Inc. | $13,420 | 9 |
| Pfizer Inc. | $12,514 | 8 |
| Astrazeneca Uk Limited | $2,003 | 3 |
| Cvrx, Inc. | $168.72 | 1 |
What the 2025 payments were for
- Consulting Fee$19,093 · 10 payments
- Travel and Lodging$17,580 · 10 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$8,953 · 2 payments
- Food and Beverage$1,371 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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