Merrit Fawzi Gadallah, MD
NPI 1871531319ActiveIndividual· Internal Medicine, Nephrology· Naples, FL
Internal Medicine, Nephrology (MD) with Nephrology and Hypertension Specialists Inc, practicing in Naples, Florida. Their prescriptions cost Medicare Part D more than their services did: $627,831 for 3,034 claims, against $130,053 paid for services in 2024. Novo Nordisk Inc reported $24.42 in payments in 2025, mostly food and beverage. Lists Naples Community Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1871531319 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 4, 2006 |
| Last updated in NPPES | May 6, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | ME72275 | 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 - Nephrology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 368 |
|---|---|
| Services billed | 1,262 across 26 procedure codes |
| Paid by Medicare | $130,053 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,034 · 7,688 30-day fills |
|---|---|
| Patients | 318 |
| Total drug cost | $627,831 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1980 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Nephrology and Hypertension Specialists IncNaples, FL · 2 clinicians
Hospital affiliations
- Naples Community HospitalNaples, FL
- Physicians Regional Medical Center - Pine RidgeNaples, FL
Other facilities
- Ara - Naples Dialysis Center LLCDialysis facility · Naples, FL
- Trilogy Home HealthcareHome health agency · Estero, FL
Industry payments (Open Payments)
- 2025$24.42 · 1 payment from 1 company
- 2024$180.68 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $24.42 | 1 |
What the 2025 payments were for
- Food and Beverage$24.42 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 30 nephrologists in Naples · All nephrologists in Florida