Saad Muktar Zinad, M.D
NPI 1336582972ActiveIndividual· Internal Medicine, Gastroenterology· Festus, MO
Internal Medicine, Gastroenterology (M.D) with Mercy Clinic Gastroenterology LLC, practicing in Festus, Missouri. In 2024 Medicare paid $11,127 for 54 patients, and Part D covered 120 of their prescriptions, 78% of them generic. Abbvie Inc. was the largest of 7 companies reporting payments in 2025, $162.75 in all, mostly food and beverage. Lists Mercy Hospital Jefferson and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1336582972 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Apr 13, 2013 |
| Last updated in NPPES | Aug 30, 2024 |
| Certified by provider | Aug 30, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 2024032003 | MO |
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 - Gastroenterology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 54 |
|---|---|
| Services billed | 115 across 18 procedure codes |
| Paid by Medicare | $11,127 |
Part D prescriptions in 2024
| Prescriptions (claims) | 120 · 140 30-day fills |
|---|---|
| Patients | 87 |
| Total drug cost | $13,238 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Mercy Clinic Gastroenterology LLCWashington, MO · 67 clinicians
Hospital affiliations
- Mercy Hospital JeffersonCrystal City, MO
- Mercy Hospital SouthSaint Louis, MO
- Mercy Hospital St LouisSaint Louis, MO
Industry payments (Open Payments)
- 2025$162.75 · 9 payments from 7 companies
- 2024$118.39 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $31.66 | 2 |
| Pfizer Inc. | $30.05 | 2 |
| Regeneron Healthcare Solutions, Inc. | $29.77 | 1 |
| Gilead Sciences, Inc. | $21.28 | 1 |
| Phathom Pharmaceuticals, Inc. | $18.96 | 1 |
What the 2025 payments were for
- Food and Beverage$162.75 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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