Aathirayen Thiyagarajah, M.D.
NPI 1962490698ActiveIndividual· Pain Medicine, Pain Medicine· Greenville, SC
Pain Medicine, Pain Medicine (M.D.) with Carthage Area Hospital Inc and 3 other groups, practicing in Greenville, South Carolina. 103 Medicare patients in 2024, $30,003 paid; nearly all of their 793 Part D prescriptions were generic (99%). Stryker Corporation was the largest of 2 companies reporting payments in 2025, $759.16 in all, mostly travel and lodging. Lists Carthage Area Hospital, Inc and 1 other hospital as hospital affiliations.
Overview
| NPI | 1962490698 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 6, 2005 |
| Last updated in NPPES | Jul 1, 2026 |
| Certified by provider | Jul 1, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pain Medicine, Pain Medicine Primary | 208VP0000X | 288486 | NY |
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 - Pain Management (NY); Practitioner - Physical Medicine and Rehabilitation (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 103 |
|---|---|
| Services billed | 581 across 28 procedure codes |
| Paid by Medicare | $30,003 |
Part D prescriptions in 2024
| Prescriptions (claims) | 793 · 908 30-day fills |
|---|---|
| Patients | 101 |
| Total drug cost | $23,444 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Physical Medicine And Rehabilitation |
| Secondary specialties | Pain Management |
Medical groups
- Carthage Area Hospital IncOgdensburg, NY · 119 clinicians
- Claxton-Hepburn Medical CenterOgdensburg, NY · 76 clinicians
- River Hospital IncAlex Bay, NY · 39 clinicians
- Claxton Medical PCOgdensburg, NY · 5 clinicians
Hospital affiliations
- Carthage Area Hospital, IncOgdensburg, NY
- River Hospital ClinicsAlexandria Bay, NY
Industry payments (Open Payments)
- 2025$759.16 · 4 payments from 2 companies
- 2024$105.27 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $521.42 | 3 |
| Spr Therapeutics, Inc | $237.74 | 1 |
What the 2025 payments were for
- Travel and Lodging$699.09 · 2 payments
- Food and Beverage$60.07 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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