Gamal Aboul-Nasr, MD
NPI 1104850288ActiveIndividual· Internal Medicine, Geriatric Medicine· Mesa, AZ
Internal Medicine, Geriatric Medicine (MD) in Mesa, Arizona, licensed in AZ, with an NPI issued in July 2006. 454 Medicare patients in 2024, $197,180 paid; nearly all of their 4,309 Part D prescriptions were generic (90%). Eisai Inc. was the largest of 2 companies reporting payments in 2025, $45.86 in all, mostly food and beverage. Lists Banner Baywood Medical Center as a hospital affiliation.
Overview
| NPI | 1104850288 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 11, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | 24220 | AZ |
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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 454 |
|---|---|
| Services billed | 3,116 across 48 procedure codes |
| Paid by Medicare | $197,180 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,309 · 11,018 30-day fills |
|---|---|
| Patients | 380 |
| Total drug cost | $284,570 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliation
- Banner Baywood Medical CenterMesa, AZ
Industry payments (Open Payments)
- 2025$45.86 · 2 payments from 2 companies
- 2024$47.71 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Eisai Inc. | $26.25 | 1 |
| Renalytix Ai, Inc. | $19.61 | 1 |
What the 2025 payments were for
- Food and Beverage$45.86 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Geriatric Medicine providers in Mesa
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All Internal Medicine, Geriatric Medicine providers in Arizona →