Zubair Ilyas, MD
NPI 1780003368ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Arlington Heights, IL
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Arlington Heights, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $2,015,837 for 3,871 claims, against $115,290 paid for services in 2024. Dexcom, Inc. was the largest of 34 companies reporting payments in 2025, $3,487 in all, mostly food and beverage.
Overview
| NPI | 1780003368 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 10, 2014 |
| Last updated in NPPES | Aug 14, 2020 |
| Certified by provider | Aug 14, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 036142728 | IL |
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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 386 |
|---|---|
| Services billed | 1,776 across 17 procedure codes |
| Paid by Medicare | $115,290 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,871 · 9,238 30-day fills |
|---|---|
| Patients | 438 |
| Total drug cost | $2,015,837 |
| Generic share | 37% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Suburban Endocrinology and DiabetesArlington Heights, IL · 8 clinicians
Hospital affiliations
- Advocate Good Shepherd HospitalBarrington, IL
- Advocate Sherman HospitalElgin, IL
- Alexian Brothers Medical Center 1Elk Grove Village, IL
- Northwest Community Hospital 1Arlington Heights, IL
- St Alexius Medical CenterHoffman Estates, IL
Industry payments (Open Payments)
- 2025$3,487 · 152 payments from 34 companies
- 2024$3,790 · 170 payments from 33 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $486.83 | 10 |
| Lilly USA, LLC | $471.90 | 23 |
| Corcept Therapeutics | $280.60 | 9 |
| Neurocrine Biosciences, Inc. | $240.16 | 7 |
| Amgen Inc. | $201.59 | 17 |
What the 2025 payments were for
- Food and Beverage$3,487 · 152 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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