Evans P. Pappas, MD
NPI 1538182019ActiveIndividual· Internal Medicine, Cardiovascular Disease· Naperville, IL
Internal Medicine, Cardiovascular Disease (MD) in Naperville, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $1,190,724 for 7,980 claims, against $383,581 paid for services in 2024. Heartflow, Inc. was the largest of 14 companies reporting payments in 2025, $968.88 in all, mostly food and beverage.
Overview
| NPI | 1538182019 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 25, 2006 |
| Last updated in NPPES | Jan 23, 2020 |
| Certified by provider | Jan 23, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 036090511 | 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 - Cardiovascular Disease (Cardiology) (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,582 |
|---|---|
| Services billed | 13,591 across 86 procedure codes |
| Paid by Medicare | $383,581 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,980 · 21,706 30-day fills |
|---|---|
| Patients | 1,166 |
| Total drug cost | $1,190,724 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical groups
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
- Edward HospitalBolingbrook, IL · 96 clinicians
- Elmhurst Memorial HospitalElmhurst, IL · 81 clinicians
- Naperville Psychiatric VenturesNaperville, IL · 17 clinicians
Hospital affiliations
- Edward HospitalNaperville, IL
- Elmhurst Memorial HospitalElmhurst, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
Industry payments (Open Payments)
- 2025$968.88 · 39 payments from 14 companies
- 2024$1,036 · 41 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Heartflow, Inc. | $192.76 | 4 |
| Novartis Pharmaceuticals Corporation | $137.10 | 7 |
| Boston Scientific Corporation | $99.86 | 5 |
| Pfizer Inc. | $81.87 | 3 |
| Merck Sharp & Dohme LLC | $79.65 | 4 |
What the 2025 payments were for
- Food and Beverage$968.88 · 39 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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