John Robert Elsen, M.D.
NPI 1437260940ActiveIndividual· Family Medicine· Evergreen Park, IL
Family Medicine (M.D.) with Dupage Medical Group Ltd, practicing in Evergreen Park, Illinois. Their prescriptions cost Medicare Part D more than their services did: $726,839 for 8,841 claims, against $175,923 paid for services in 2024. F. Hoffmann-La Roche Ag was the largest of 10 companies reporting payments in 2025, $2,494 in all, mostly food and beverage. Lists Advocate Christ Hospital & Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1437260940 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Mar 11, 2021 |
| Certified by provider | Mar 11, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036-085149 | 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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 351 |
|---|---|
| Services billed | 5,247 across 85 procedure codes |
| Paid by Medicare | $175,923 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,841 · 21,039 30-day fills |
|---|---|
| Patients | 628 |
| Total drug cost | $726,839 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
Hospital affiliations
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
- Loyola University Medical CenterMaywood, IL
- Osf Little Company of Mary Medical CenterEvergreen Park, IL
- Palos Community HospitalPalos Heights, IL
Other facilities
- Advocate Home Health Care ServHome health agency · Oakbrook, IL
- Palos Community Hospital Home Health CareHome health agency · Lemont, IL
Industry payments (Open Payments)
- 2025$2,494 · 31 payments from 10 companies
- 2024$32.51 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| F. Hoffmann-La Roche Ag | $1,832 | 4 |
| Novo Nordisk Inc | $274.67 | 7 |
| Astrazeneca Pharmaceuticals LP | $128.24 | 6 |
| Abbvie Inc. | $74.72 | 4 |
| Lilly USA, LLC | $69.89 | 3 |
What the 2025 payments were for
- Food and Beverage$1,509 · 28 payments
- Travel and Lodging$984.71 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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