Robert Andrew Thain, MD
NPI 1285737213ActiveIndividual· Family Medicine· O Fallon, IL
Family Medicine (MD) with Sarah Bush Lincoln Health Center, practicing in O Fallon, Illinois. Their prescriptions cost Medicare Part D more than their services did: $371,315 for 3,846 claims, against $31,072 paid for services in 2024. Amgen Inc. was the largest of 11 companies reporting payments in 2025, $569.94 in all, mostly food and beverage. Lists Hshs St Elizabeth's Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1285737213 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 6, 2006 |
| Last updated in NPPES | Oct 20, 2025 |
| Certified by provider | Oct 20, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036-087321 | 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 | 153 |
|---|---|
| Services billed | 354 across 20 procedure codes |
| Paid by Medicare | $31,072 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,846 · 7,784 30-day fills |
|---|---|
| Patients | 511 |
| Total drug cost | $371,315 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- Sarah Bush Lincoln Health CenterAltamont, IL · 419 clinicians
Hospital affiliations
- Hshs St Elizabeth's HospitalO Fallon, IL
- Sarah Bush Lincoln Health CenterMattoon, IL
Other facilities
- Sarah Bush Lincoln Home CareHome health agency · Charleston, IL
Industry payments (Open Payments)
- 2025$569.94 · 25 payments from 11 companies
- 2024$291.16 · 16 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $166.23 | 6 |
| Lilly USA, LLC | $71.77 | 4 |
| Janssen Pharmaceuticals, Inc | $62.37 | 1 |
| Abbvie Inc. | $60.09 | 3 |
| Exact Sciences Corporation | $42.35 | 2 |
What the 2025 payments were for
- Food and Beverage$569.94 · 25 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 45 family medicine physicians in O Fallon · All family medicine physicians in Illinois