Mariam Adam Esat, MD
NPI 1982681185ActiveIndividual· Internal Medicine, Infectious Disease· Kissimmee, FL
Internal Medicine, Infectious Disease (MD) in Kissimmee, Florida, licensed in FL, with an NPI issued in December 2005. Their prescriptions cost Medicare Part D more than their services did: $3,128,750 for 1,840 claims, against $108,327 paid for services in 2024. Gilead Sciences, Inc. was the largest of 4 companies reporting payments in 2025, $118.49 in all, mostly food and beverage. Lists Adventhealth Orlando and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1982681185 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 28, 2005 |
| Last updated in NPPES | Jan 20, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | ME88164 | FL |
| Internal Medicine | 207R00000X | ME88164 | FL |
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 - Infectious Disease (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 221 |
|---|---|
| Services billed | 1,349 across 8 procedure codes |
| Paid by Medicare | $108,327 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,840 · 1,959 30-day fills |
|---|---|
| Patients | 243 |
| Total drug cost | $3,128,750 |
| Generic share | 51% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Adventhealth OrlandoOrlando, FL
- HCA Florida Osceola HospitalKissimmee, FL
- Orlando HealthOrlando, FL
Other facilities
- Trilogy Home HealthcareHome health agency · Orlando, FL
- Vitalcaring GroupHome health agency · Orlando, FL
Industry payments (Open Payments)
- 2025$118.49 · 6 payments from 4 companies
- 2024$120.37 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $56.75 | 3 |
| Merck Sharp & Dohme LLC | $23.05 | 1 |
| Cormedix Inc. | $20.63 | 1 |
| Abbvie Inc. | $18.06 | 1 |
What the 2025 payments were for
- Food and Beverage$118.49 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 16 infectious disease specialists in Kissimmee · All infectious disease specialists in Florida