Raj N. Nagaraj, M.D.
NPI 1104935147ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Noblesville, IN
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) with Parkview Health System Inc and 1 other group, practicing in Noblesville, Indiana. Their prescriptions cost Medicare Part D more than their services did: $2,371,929 for 5,105 claims, against $134,853 paid for services in 2024. Mannkind Corporation was the largest of 27 companies reporting payments in 2025, $1,162 in all, mostly food and beverage. Lists Hancock Regional Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1104935147 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 30, 2006 |
| Last updated in NPPES | Oct 2, 2025 |
| Certified by provider | Oct 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 01060384A | IN |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | 36098994 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Endocrinology (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 474 |
|---|---|
| Services billed | 3,953 across 16 procedure codes |
| Paid by Medicare | $134,853 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,105 · 10,859 30-day fills |
|---|---|
| Patients | 659 |
| Total drug cost | $2,371,929 |
| Generic share | 31% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Parkview Health System IncFort Wayne, IN · 1,377 clinicians
- Riverview HospitalNoblesville, IN · 211 clinicians
Hospital affiliations
- Hancock Regional HospitalGreenfield, IN
- Indiana University HealthIndianapolis, IN
- Indiana University Health Tipton Hospital IncTipton, IN
- Marion General HospitalMarion, IN
- Riverview HealthNoblesville, IN
Industry payments (Open Payments)
- 2025$1,162 · 52 payments from 27 companies
- 2024$1,166 · 58 payments from 25 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mannkind Corporation | $108.33 | 3 |
| Medtronic, Inc. | $102.00 | 4 |
| Amgen Inc. | $73.35 | 4 |
| Abbott Laboratories | $71.34 | 4 |
| Novo Nordisk Inc | $69.83 | 4 |
What the 2025 payments were for
- Food and Beverage$1,119 · 51 payments
- Education$42.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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