Ahmed Gamal Zedan, M.D.
NPI 1881946739ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Houston, TX
Internal Medicine, Clinical Cardiac Electrophysiology (M.D.) with Ut Physicians, practicing in Houston, Texas. In 2024 Medicare paid $101,076 for 218 patients, and Part D covered 264 of their prescriptions, 62% of them generic. Medtronic, Inc. was the largest of 6 companies reporting payments in 2025, $3,189 in all, mostly travel and lodging. Lists Harris Health and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1881946739 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 2, 2012 |
| Last updated in NPPES | Aug 13, 2021 |
| Certified by provider | Aug 13, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | T2534 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Advanced Heart Failure and Transplant Cardiology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 218 |
|---|---|
| Services billed | 721 across 63 procedure codes |
| Paid by Medicare | $101,076 |
Part D prescriptions in 2024
| Prescriptions (claims) | 264 · 445 30-day fills |
|---|---|
| Patients | 69 |
| Total drug cost | $66,654 |
| Generic share | 62% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Advanced Heart Failure And Transplant Cardiology |
| Secondary specialties | Cardiac Electrophysiology |
| Telehealth | Offers telehealth |
Medical group
- Ut PhysiciansHouston, TX · 1,765 clinicians
Hospital affiliations
- Harris HealthHouston, TX
- HCA Houston Healthcare Clear LakeWebster, TX
- Memorial Hermann - Texas Medical CenterHouston, TX
- Memorial Hermann Hospital SystemHouston, TX
Industry payments (Open Payments)
- 2025$3,189 · 31 payments from 6 companies
- 2024$1,436 · 50 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $1,304 | 6 |
| Abbott Laboratories | $1,137 | 10 |
| Biosense Webster, Inc. | $629.81 | 10 |
| Boston Scientific Corporation | $53.41 | 3 |
| Cardiva Medical, Inc. | $36.01 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,870 · 9 payments
- Food and Beverage$1,319 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 56 Internal Medicine, Clinical Cardiac Electrophysiology providers in Houston · All Internal Medicine, Clinical Cardiac Electrophysiology providers in Texas