Thanigaiarsu Thiyagarajan, MD
NPI 1043475049ActiveIndividual· Internal Medicine· Charlotte, NC
Internal Medicine (MD) with Carolinas Physicians Network Inc, practicing in Charlotte, North Carolina. Their prescriptions cost Medicare Part D more than their services did: $759,237 for 9,708 claims, against $243,222 paid for services in 2024. United Therapeutics Corporation reported $106.02 in payments in 2025, mostly food and beverage. Lists Atrium Health Pineville and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1043475049 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 20, 2008 |
| Last updated in NPPES | Jul 15, 2024 |
| Certified by provider | Jan 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 2010-01188 | NC |
| Hospitalist | 208M00000X | 2010-01188 | NC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA); Practitioner - Internal Medicine (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 786 |
|---|---|
| Services billed | 2,961 across 22 procedure codes |
| Paid by Medicare | $243,222 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,708 · 9,824 30-day fills |
|---|---|
| Patients | 437 |
| Total drug cost | $759,237 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Carolinas Physicians Network IncCharlotte, NC · 2,325 clinicians
Hospital affiliations
- Atrium Health PinevilleCharlotte, NC
- Carolinas Medical Center-NortheastConcord, NC
- Carolinas Medical Center/Behav HealthCharlotte, NC
- Catawba Valley Medical CenterHickory, NC
Other facilities
- AmoremHospice · Lenoir, NC
- Carolina CaringHospice · Newton, NC
- Hospice & Palliative Care Charlotte RegionHospice · Charlotte, NC
- The Greens at HickoryNursing home · Hickory, NC
- The Greens at ViewmontNursing home · Hickory, NC
Industry payments (Open Payments)
- 2025$106.02 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| United Therapeutics Corporation | $106.02 | 1 |
What the 2025 payments were for
- Food and Beverage$106.02 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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