Ahmed Zakari, MD
NPI 1447268297ActiveIndividual· Internal Medicine, Hematology· Altamonte Springs, FL
Internal Medicine, Hematology (MD) with Florida Hospital Medical Group Inc, practicing in Altamonte Springs, Florida. Their prescriptions cost Medicare Part D more than their services did: $2,079,759 for 1,137 claims, against $246,803 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 20 companies reporting payments in 2025, $104,691 in all, mostly speaking and faculty fees. Lists Adventhealth Daytona Beach and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1447268297 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 4, 2006 |
| Last updated in NPPES | May 9, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology Primary | 207RH0000X | ME90331 | FL |
| Internal Medicine, Hematology & Oncology | 207RH0003X | ME90331 | FL |
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 - Hematology/Oncology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,899 |
|---|---|
| Services billed | 17,794 across 27 procedure codes |
| Paid by Medicare | $246,803 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,137 · 1,243 30-day fills |
|---|---|
| Patients | 234 |
| Total drug cost | $2,079,759 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Florida Hospital Medical Group IncOrlando, FL · 1,755 clinicians
Hospital affiliations
- Adventhealth Daytona BeachDaytona Beach, FL
- Adventhealth DelandDeland, FL
- Adventhealth Fish MemorialOrange City, FL
- Adventhealth OrlandoOrlando, FL
- Adventhealth WatermanTavares, FL
Other facilities
- Adventhealth Home HealthHome health agency · Altamonte Springs, FL
Industry payments (Open Payments)
- 2025$104,691 · 104 payments from 20 companies
- 2024$78,461 · 107 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $27,903 | 23 |
| Incyte Corporation | $17,514 | 16 |
| Taiho Oncology, Inc. | $14,604 | 13 |
| Beone Medicines USA, Inc. | $13,564 | 8 |
| Geron Corporation | $9,995 | 6 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$80,608 · 28 payments
- Consulting Fee$8,235 · 3 payments
- Travel and Lodging$6,335 · 25 payments
- Compensation for serving as faculty or as a speaker for a medical education program$5,906 · 3 payments
- Food and Beverage$3,607 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records