Robert A. Chua, M.D.
NPI 1184725442ActiveIndividual· Internal Medicine· Terre Haute, IN
Internal Medicine (M.D.) in Terre Haute, Indiana, licensed in IN, with an NPI issued in September 2006. Their prescriptions cost Medicare Part D more than their services did: $2,464,292 for 17,896 claims, against $109,856 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 3 companies reporting payments in 2025, $143.37 in all, mostly food and beverage. Lists Ascension St Vincent Clay and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1184725442 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 26, 2006 |
| Last updated in NPPES | Nov 9, 2020 |
| Certified by provider | Nov 9, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 01052731A | IN |
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 (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 268 |
|---|---|
| Services billed | 1,932 across 28 procedure codes |
| Paid by Medicare | $109,856 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17,896 · 30,577 30-day fills |
|---|---|
| Patients | 521 |
| Total drug cost | $2,464,292 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Ascension St Vincent ClayBrazil, IN
- Greene County General HospitalLinton, IN
- Terre Haute Regional HospitalTerre Haute, IN
- Union Hospital ClintonClinton, IN
- Union Hospital IncTerre Haute, IN
Other facilities
- Amedisys Home HealthHome health agency · Bloomington, IN
- Visiting Nurse Association of the Wabash Valley inHome health agency · Terre Haute, IN
Industry payments (Open Payments)
- 2025$143.37 · 8 payments from 3 companies
- 2024$1,235 · 20 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $57.28 | 4 |
| Glaxosmithkline, LLC. | $56.73 | 3 |
| Corcept Therapeutics | $29.36 | 1 |
What the 2025 payments were for
- Food and Beverage$143.37 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 34 internal medicine physicians in Terre Haute · All internal medicine physicians in Indiana