Michael Chad Atchley Sr., P.A.
NPI 1104092204ActiveIndividual· Physician Assistant· West Columbia, SC
Physician Assistant (P.A.) with Trident Pain Center LLC, practicing in West Columbia, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $193,620 for 2,523 claims, against $76,047 paid for services in 2024. Tersera Therapeutics LLC was the largest of 6 companies reporting payments in 2025, $441.89 in all, mostly food and beverage.
Overview
| NPI | 1104092204 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. |
| Sole proprietor | No |
| NPI issued | May 8, 2008 |
| Last updated in NPPES | Jul 30, 2024 |
| Certified by provider | Jul 30, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 - Physician Assistant (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 192 |
|---|---|
| Services billed | 2,471 across 20 procedure codes |
| Paid by Medicare | $76,047 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,523 · 2,845 30-day fills |
|---|---|
| Patients | 527 |
| Total drug cost | $193,620 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Trident Pain Center LLCWest Columbia, SC · 18 clinicians
Industry payments (Open Payments)
- 2025$441.89 · 17 payments from 6 companies
- 2024$223.80 · 11 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tersera Therapeutics LLC | $164.13 | 6 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $111.06 | 5 |
| Abbvie Inc. | $60.61 | 3 |
| Medtronic, Inc. | $47.10 | 1 |
| Averitas Pharma Inc. | $36.40 | 1 |
What the 2025 payments were for
- Food and Beverage$441.89 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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