Jason Griffin, MD
NPI 1275551582ActiveIndividual· Internal Medicine· Hinsdale, IL
Internal Medicine (MD) in Hinsdale, Illinois, trained at Louisiana State University School of Medicine in Shreveport (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $607,003 for 7,128 claims, against $84,625 paid for services in 2024. Abbvie Inc. reported $36.54 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1275551582 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 17, 2006 |
| Last updated in NPPES | Aug 8, 2023 |
| Certified by provider | Aug 8, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-092404 | 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 | 169 |
|---|---|
| Services billed | 2,126 across 81 procedure codes |
| Paid by Medicare | $84,625 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,128 · 17,455 30-day fills |
|---|---|
| Patients | 595 |
| Total drug cost | $607,003 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in Shreveport |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Internal Medicine |
Medical group
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
Industry payments (Open Payments)
- 2025$36.54 · 2 payments from 1 company
- 2024$139.74 · 6 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $36.54 | 2 |
What the 2025 payments were for
- Food and Beverage$36.54 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 44 internal medicine physicians in Hinsdale · All internal medicine physicians in Illinois