Arun T. Sun, PA-C
NPI 1821172875ActiveIndividual· Physician Assistant· Roanoke, VA
Physician Assistant (PA-C) in Roanoke, Virginia, licensed in VA, with an NPI issued in October 2006. Their prescriptions cost Medicare Part D more than their services did: $197,204 for 4,043 claims, against $14,795 paid for services in 2024. Saluda Medical Americas, Inc. was the largest of 21 companies reporting payments in 2025, $4,457 in all, mostly food and beverage.
Overview
| NPI | 1821172875 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 25, 2006 |
| Last updated in NPPES | Aug 24, 2026 |
| Certified by provider | Aug 24, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 0110001421 | VA |
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 - Physician Assistant (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 125 |
|---|---|
| Services billed | 1,857 across 22 procedure codes |
| Paid by Medicare | $14,795 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,043 · 4,723 30-day fills |
|---|---|
| Patients | 442 |
| Total drug cost | $197,204 |
| Generic share | 94% of claims |
Industry payments (Open Payments)
- 2025$4,457 · 111 payments from 21 companies
- 2024$1,820 · 82 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Saluda Medical Americas, Inc. | $1,786 | 7 |
| Medtronic, Inc. | $677.31 | 11 |
| Collegium Pharmaceutical, Inc. | $279.36 | 21 |
| Boston Scientific Corporation | $276.50 | 7 |
| Vertex Pharmaceuticals Incorporated | $217.64 | 7 |
What the 2025 payments were for
- Food and Beverage$2,855 · 104 payments
- Travel and Lodging$1,557 · 6 payments
- Education$45.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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