Malarvizhi Natarajan, MD
NPI 1306022868ActiveIndividual· Internal Medicine, Rheumatology· Lafayette, IN
Internal Medicine, Rheumatology (MD) with Iu Health Medical Group LLC and 1 other group, practicing in Lafayette, Indiana. Their prescriptions cost Medicare Part D more than their services did: $3,972,210 for 4,178 claims, against $184,452 paid for services in 2024. Janssen Biotech, Inc. was the largest of 2 companies reporting payments in 2025, $133.62 in all, mostly education. Lists Franciscan Health Rensselaer, Inc and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1306022868 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 15, 2008 |
| Last updated in NPPES | Feb 3, 2021 |
| Certified by provider | Feb 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 01064783A | 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 - Rheumatology (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 682 |
|---|---|
| Services billed | 6,118 across 22 procedure codes |
| Paid by Medicare | $184,452 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,178 · 7,845 30-day fills |
|---|---|
| Patients | 688 |
| Total drug cost | $3,972,210 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Rheumatology |
| Secondary specialties | Internal Medicine |
Medical groups
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
- Arnett Clinic LLCLafayette, IN · 390 clinicians
Hospital affiliations
- Franciscan Health Rensselaer, IncRensselaer, IN
- Indiana University Health Arnett HospitalLafayette, IN
- Indiana University Health Frankfort IncFrankfort, IN
- Indiana University Health White Memorial HospitalMonticello, IN
- Memorial HospitalLogansport, IN
Industry payments (Open Payments)
- 2025$133.62 · 3 payments from 2 companies
- 2024$140.81 · 17 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $99.99 | 1 |
| Abbvie Inc. | $33.63 | 2 |
What the 2025 payments were for
- Education$99.99 · 1 payment
- Food and Beverage$33.63 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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