Sanjay Chatrath, DO
NPI 1861591711ActiveIndividual· Internal Medicine· Wilmington, IL
Internal Medicine (DO) in Wilmington, Illinois, trained at Des Moines University of Osteopathic Medicine and Health Sciences (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $1,342,182 for 10,314 claims, against $175,827 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 18 companies reporting payments in 2025, $1,655 in all, mostly food and beverage.
Overview
| NPI | 1861591711 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Sep 21, 2006 |
| Last updated in NPPES | Mar 22, 2021 |
| Certified by provider | Mar 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036089372 | 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 | 465 |
|---|---|
| Services billed | 2,554 across 51 procedure codes |
| Paid by Medicare | $175,827 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,314 · 23,084 30-day fills |
|---|---|
| Patients | 650 |
| Total drug cost | $1,342,182 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Des Moines University of Osteopathic Medicine and Health Sciences |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Riverside Health SystemWillmington, IL · 199 clinicians
Hospital affiliations
- Morris Hospital & Healthcare CentersMorris, IL
- Presence St Marys HospitalKankakee, IL
- Riverside Medical CenterKankakee, IL
Other facilities
- R.M.C. Home Health CareHome health agency · Peotone, IL
- Uplifted CareHospice · Bourbonnais, IL
- Miller Health Care CenterNursing home · Kankakee, IL
Industry payments (Open Payments)
- 2025$1,655 · 92 payments from 18 companies
- 2024$1,802 · 105 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $296.50 | 21 |
| Glaxosmithkline, LLC. | $214.57 | 11 |
| Novo Nordisk Inc | $191.84 | 12 |
| Pfizer Inc. | $182.31 | 9 |
| Lilly USA, LLC | $101.65 | 6 |
What the 2025 payments were for
- Food and Beverage$1,655 · 92 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records