Usama Zia Ahmad, M.D.
NPI 1134412927ActiveIndividual· Internal Medicine· Chicago, IL
Internal Medicine (M.D.) in Chicago, Illinois, trained at Rush Medical College of Rush University (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $532,693 for 4,252 claims, against $69,329 paid for services in 2024.
Overview
| NPI | 1134412927 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 26, 2011 |
| Last updated in NPPES | Jan 3, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 125.059281 | IL |
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 | 227 |
|---|---|
| Services billed | 1,115 across 34 procedure codes |
| Paid by Medicare | $69,329 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,252 · 9,021 30-day fills |
|---|---|
| Patients | 353 |
| Total drug cost | $532,693 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Rush University Medical GroupChicago, IL · 1,551 clinicians
Hospital affiliations
- Rush Oak Park HospitalOak Park, IL
- Rush University Medical CenterChicago, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
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