Abdallah Altarshan, MD
NPI 1174582811ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Evergreen Park, IL
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) with Central Dupage Physician Group and 1 other group, practicing in Evergreen Park, Illinois. Their prescriptions cost Medicare Part D more than their services did: $4,731,465 for 8,541 claims, against $211,381 paid for services in 2024. Novo Nordisk Inc was the largest of 33 companies reporting payments in 2025, $15,073 in all, mostly speaking and faculty fees. Lists Advocate Christ Hospital & Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1174582811 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 21, 2006 |
| Last updated in NPPES | Mar 18, 2022 |
| Certified by provider | Mar 18, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 036093254 | IL |
| Internal Medicine | 207R00000X | 036093254 | 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 - Endocrinology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 804 |
|---|---|
| Services billed | 4,839 across 24 procedure codes |
| Paid by Medicare | $211,381 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,541 · 15,744 30-day fills |
|---|---|
| Patients | 906 |
| Total drug cost | $4,731,465 |
| Generic share | 33% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
Medical groups
- Central Dupage Physician GroupGeneva, IL · 1,080 clinicians
- Diabetes and Endocrine Care LtdEvergreen Park, IL · 2 clinicians
Hospital affiliations
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Osf Little Company of Mary Medical CenterEvergreen Park, IL
- Palos Community HospitalPalos Heights, IL
Industry payments (Open Payments)
- 2025$15,073 · 116 payments from 33 companies
- 2024$11,884 · 120 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $12,309 | 17 |
| Insulet Corporation | $383.45 | 5 |
| Amgen Inc. | $285.83 | 11 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $271.00 | 10 |
| Xeris Pharmaceuticals, Inc. | $259.15 | 11 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$10,782 · 5 payments
- Food and Beverage$3,125 · 104 payments
- Travel and Lodging$1,036 · 3 payments
- Education$129.08 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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