William Alleyne
Critical Care Medicine · Rock Hill, SCNPI 1932192093
Payments from drug & device makers
$214,280in general payments, 2019–2025
Across 715 payments — averaging $299.69 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Mylan Specialty L.p.$110K
- AstraZeneca$65K
- GSK$19K
- Chiesi USA, Inc.$7K
- Viatris Specialty LLC$6K
- Boehringer Ingelheim$2K
- plus $6K from 30 others
General payments by program year
19
20
21
22
23
24
25
Who reported the general payments
Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.
| Company | Payments | Total |
|---|---|---|
| Mylan Specialty L.p. | 198 | $109,858 |
| AstraZeneca | 161 | $64,950 |
| GSK | 94 | $18,573 |
| Chiesi USA, Inc. | 13 | $7,085 |
| Viatris Specialty LLC | 5 | $6,317 |
| Boehringer Ingelheim | 38 | $1,867 |
| Genentech USA, Inc. | 21 | $1,763 |
| Regeneron Healthcare Solutions, Inc. | 21 | $481 |
| Grifols USA, LLC | 22 | $393 |
| Sanofi | 15 | $343 |
| Insmed, Inc. | 17 | $320 |
| Sunovion Pharmaceuticals Inc. | 19 | $295 |
| Mallinckrodt Hospital Products Inc. | 13 | $280 |
| Teva Pharmaceuticals USA, Inc. | 14 | $232 |
| Baxter Healthcare | 1 | $175 |
| Takeda Pharmaceuticals U.S.A., Inc. | 8 | $170 |
| Actelion Pharmaceuticals US, Inc. | 9 | $149 |
| Inspire Medical Systems, Inc. | 1 | $139 |
| Genentech, Inc. | 1 | $120 |
| Pulmonx Corporation | 1 | $105 |
| Novartis | 6 | $96 |
| Philips North America LLC | 4 | $78 |
| Covis Pharma GmbH | 4 | $74 |
| Advanced Respiratory, Inc | 5 | $59 |
| Paratek Pharmaceuticals, Inc. | 3 | $57 |
| Circassia Inc. | 3 | $44 |
| Astellas Pharma US Inc | 3 | $40 |
| Amgen | 2 | $39 |
| CSL Behring | 2 | $39 |
| Optinose US, Inc. | 3 | $37 |
| Merck | 2 | $29 |
| Johnson & Johnson | 1 | $17 |
| Inogen, Inc. | 2 | $16 |
| Nabriva Therapeutics, PLC | 1 | $15 |
| Jazz Pharmaceuticals Inc. | 1 | $14 |
| Mallinckrodt Enterprises LLC | 1 | $14 |
How this compares
$214,280 in reported general payments places this provider in the 90th percentile of 93 critical care medicine providers in South Carolina.
See all critical care medicine providers in South Carolina →
Other critical care medicine in Rock Hill
- Rahul ArgulaCharleston$2.9M
- Charlton StrangeCharleston$1.4M
- Andrew GoodwinCharleston$751K
- James CarswellCharleston$458K
- Jason GunnCharleston$217K
- Tatsiana BeikoCharleston$156K
- Daniel HerrHilton Head Island$151K
- Hafez HayekConway$138K
- John MitchellCharleston$126K
- Christopher GilbertCharleston$106K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.