Muhammad Ahmad, M.D.
NPI 1407422629ActiveIndividual· Internal Medicine· Chicago, IL
Internal Medicine (M.D.) with Mount Sinai Community Foundation, practicing in Chicago, Illinois. Their prescriptions cost Medicare Part D more than their services did: $22,222 for 278 claims, against $9,272 paid for services in 2024. Pfizer Inc. was the largest of 5 companies reporting payments in 2025, $177.61 in all, mostly food and beverage. Lists Holy Cross Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1407422629 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 28, 2021 |
| Last updated in NPPES | Dec 13, 2024 |
| Certified by provider | Dec 13, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036169386 | IL |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 55 |
|---|---|
| Services billed | 103 across 11 procedure codes |
| Paid by Medicare | $9,272 |
Part D prescriptions in 2024
| Prescriptions (claims) | 278 · 443 30-day fills |
|---|---|
| Patients | 101 |
| Total drug cost | $22,222 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Mount Sinai Community FoundationChicago, IL · 248 clinicians
Hospital affiliations
- Holy Cross HospitalChicago, IL
- Mt Sinai Hospital Medical CenterChicago, IL
Industry payments (Open Payments)
- 2025$177.61 · 7 payments from 5 companies
- 2024$169.23 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $77.11 | 3 |
| Astrazeneca Pharmaceuticals LP | $33.10 | 1 |
| Glaxosmithkline, LLC. | $25.09 | 1 |
| E.R. Squibb & Sons, L.L.C. | $22.87 | 1 |
| Amgen Inc. | $19.44 | 1 |
What the 2025 payments were for
- Food and Beverage$177.61 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 3,299 internal medicine physicians in Chicago · All internal medicine physicians in Illinois