Muhammad Zaid Hanafi, MD
NPI 1336521350ActiveIndividual· Internal Medicine, Gastroenterology· Dover, DE
Internal Medicine, Gastroenterology (MD) with Wellspan Medical Group and 1 other group, practicing in Dover, Delaware. In 2024 Medicare paid $57,358 for 359 patients, and Part D covered 377 of their prescriptions, 62% of them generic. Janssen Biotech, Inc. reported $15.39 in payments in 2025, mostly food and beverage. Lists Bayhealth Hospital, Sussex Campus and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1336521350 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 25, 2015 |
| Last updated in NPPES | Nov 2, 2026 |
| Certified by provider | Nov 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | C1-0024192 | DE |
| Internal Medicine, Gastroenterology | 207RG0100X | MD495680 | PA |
| Internal Medicine, Gastroenterology | 207RG0100X | 2026046305 | MO |
| Internal Medicine, Gastroenterology | 207RG0100X | 0454056 | KS |
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 - Gastroenterology (DE); Practitioner - Gastroenterology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 359 |
|---|---|
| Services billed | 517 across 29 procedure codes |
| Paid by Medicare | $57,358 |
Part D prescriptions in 2024
| Prescriptions (claims) | 377 · 599 30-day fills |
|---|---|
| Patients | 237 |
| Total drug cost | $58,330 |
| Generic share | 62% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical groups
- Wellspan Medical GroupEphrata, PA · 2,480 clinicians
- Bayhealth Medical Center, IncDover, DE · 413 clinicians
Hospital affiliations
- Bayhealth Hospital, Sussex CampusMilford, DE
- Bayhealth Medical Center, Kent CampusDover, DE
- Wellspan York HospitalYork, PA
Industry payments (Open Payments)
- 2025$15.39 · 1 payment from 1 company
- 2024$70.42 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $15.39 | 1 |
What the 2025 payments were for
- Food and Beverage$15.39 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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