Mohammad Adnan Ul Haq, M.D
NPI 1659805281ActiveIndividual· Internal Medicine· Hoffman Estates, IL
Internal Medicine (M.D) with Dupage Medical Group Ltd, practicing in Hoffman Estates, Illinois. Their prescriptions cost Medicare Part D more than their services did: $356,298 for 3,215 claims, against $46,722 paid for services in 2024. Lilly USA, LLC reported $28.79 in payments in 2025, mostly food and beverage. Lists Saint Joseph Hospital-Elgin and 1 other hospital as hospital affiliations.
Overview
| NPI | 1659805281 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Apr 20, 2017 |
| Last updated in NPPES | Sep 8, 2025 |
| Certified by provider | Sep 8, 2025 |
| Reactivated | Sep 12, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-157708 | 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 | 124 |
|---|---|
| Services billed | 680 across 35 procedure codes |
| Paid by Medicare | $46,722 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,215 · 7,255 30-day fills |
|---|---|
| Patients | 284 |
| Total drug cost | $356,298 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
Hospital affiliations
- Saint Joseph Hospital-ElginElgin, IL
- St Alexius Medical CenterHoffman Estates, IL
Industry payments (Open Payments)
- 2025$28.79 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $28.79 | 1 |
What the 2025 payments were for
- Food and Beverage$28.79 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 60 internal medicine physicians in Hoffman Estates · All internal medicine physicians in Illinois