Michael Gabriel Hillegass III, M.D.
NPI 1124225552ActiveIndividual· Anesthesiology, Pain Medicine· Charleston, SC
Anesthesiology, Pain Medicine (M.D.) with University Medical Associates of the Medical University of South Carol, practicing in Charleston, South Carolina. 178 Medicare patients in 2024, $81,003 paid; nearly all of their 856 Part D prescriptions were generic (94%). Mml US, Inc. reported $107.01 in payments in 2025, mostly food and beverage. Lists Musc Medical Center as a hospital affiliation.
Overview
| NPI | 1124225552 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 29, 2007 |
| Last updated in NPPES | Aug 15, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology, Pain Medicine Primary | 207LP2900X | 29814 | SC |
| Anesthesiology | 207L00000X | 29814 | SC |
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 (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 178 |
|---|---|
| Services billed | 6,323 across 51 procedure codes |
| Paid by Medicare | $81,003 |
Part D prescriptions in 2024
| Prescriptions (claims) | 856 · 944 30-day fills |
|---|---|
| Patients | 133 |
| Total drug cost | $63,978 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Pain Management |
| Secondary specialties | Anesthesiology, Interventional Pain Management |
| Telehealth | Offers telehealth |
Medical group
- University Medical Associates of the Medical University of South CarolCharleston, SC · 1,668 clinicians
Hospital affiliation
- Musc Medical CenterCharleston, SC
Industry payments (Open Payments)
- 2025$107.01 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mml US, Inc. | $107.01 | 1 |
What the 2025 payments were for
- Food and Beverage$107.01 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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