Mazen S. Abu-Fadel, M.D.
NPI 1992714851ActiveIndividual· Internal Medicine, Interventional Cardiology· Oklahoma City, OK
Internal Medicine, Interventional Cardiology (M.D.) with Ohh Physicians LLC and 1 other group, practicing in Oklahoma City, Oklahoma. Their prescriptions cost Medicare Part D more than their services did: $1,504,714 for 9,547 claims, against $261,776 paid for services in 2024. Ge Healthcare was the largest of 3 companies reporting payments in 2025, $135.88 in all, mostly food and beverage. Lists Arbuckle Memorial Hospital Authority and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1992714851 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 7, 2006 |
| Last updated in NPPES | Jun 6, 2022 |
| Certified by provider | Jun 6, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | 21994 | OK |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 21994 | OK |
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 - Interventional Cardiology (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,893 |
|---|---|
| Services billed | 4,334 across 98 procedure codes |
| Paid by Medicare | $261,776 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,547 · 24,233 30-day fills |
|---|---|
| Patients | 1,236 |
| Total drug cost | $1,504,714 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology), Emergency Medicine, Internal Medicine |
Medical groups
- Ohh Physicians LLCOklahoma City, OK · 133 clinicians
- Mercy Hospital Oklahoma City, IncOklahoma City, OK · 37 clinicians
Hospital affiliations
- Arbuckle Memorial Hospital AuthoritySulphur, OK
- Grady Memorial HospitalChickasha, OK
- Mercy Hospital Oklahoma City, IncOklahoma City, OK
- Oklahoma Heart Hospital South, LLCOklahoma City, OK
- Oklahoma Heart Hospital, LLCOklahoma City, OK
Industry payments (Open Payments)
- 2025$135.88 · 3 payments from 3 companies
- 2024$17.69 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ge Healthcare | $99.61 | 1 |
| Merck Sharp & Dohme LLC | $21.37 | 1 |
| Pfizer Inc. | $14.90 | 1 |
What the 2025 payments were for
- Food and Beverage$135.88 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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