Douglas Johnston
Allergy & Immunology · Greenville, SCNPI 1124048079
Payments from drug & device makers
$1,278,857in general payments, 2019–2025
Across 817 payments — averaging $1565.31 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Shire North American Group Inc$406K
- Aimmune Therapeutics, Inc.$214K
- Takeda Pharmaceuticals U.S.A., Inc.$201K
- Biocryst Pharmaceuticals, Inc.$178K
- AstraZeneca$115K
- Pharming Healthcare, Inc.$48K
- plus $118K from 27 others
General payments by program year
19
20
21
22
23
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 |
|---|---|---|
| Shire North American Group Inc | 136 | $405,959 |
| Aimmune Therapeutics, Inc. | 69 | $214,334 |
| Takeda Pharmaceuticals U.S.A., Inc. | 144 | $201,014 |
| Biocryst Pharmaceuticals, Inc. | 59 | $177,538 |
| AstraZeneca | 67 | $114,705 |
| Pharming Healthcare, Inc. | 49 | $47,728 |
| CSL Behring | 43 | $32,017 |
| Novartis | 15 | $29,083 |
| Sanofi US Services Inc. | 2 | $19,119 |
| Biocryst US Sales Co., LLC | 29 | $12,424 |
| Bristol Myers Squibb | 1 | $9,107 |
| Merck | 3 | $4,762 |
| Pfizer | 35 | $4,691 |
| Genentech USA, Inc. | 13 | $2,306 |
| Adare Pharmaceuticals, Inc. | 7 | $1,458 |
| GSK | 49 | $690 |
| Kaleo, Inc. | 22 | $419 |
| Sanofi | 15 | $313 |
| Covis Pharma GmbH | 17 | $246 |
| Regeneron Healthcare Solutions, Inc. | 8 | $202 |
| Optinose US, Inc. | 5 | $183 |
| Grifols USA, LLC | 5 | $112 |
| Alk-abello, Inc | 5 | $107 |
| Amgen(2 entities) | 4 | $76 |
| Teva Pharmaceuticals USA, Inc. | 4 | $61 |
| Incyte Corporation | 2 | $40 |
| Octapharma USA, Inc. | 1 | $36 |
| Phadia US Inc. | 2 | $33 |
| Gilead | 2 | $23 |
| Atricure, Inc. | 1 | $21 |
| Circassia Inc. | 1 | $19 |
| Mylan Specialty L.p. | 1 | $16 |
| Neos Therapeutics, LP | 1 | $15 |
How this compares
$1,278,857 in reported general payments places this provider in the 95th percentile of 46 allergy & immunology providers in South Carolina.
Other allergy & immunology in Greenville
- James KuhlenGreenville$39K
- Dennis PaulkGreenville$26K
- Reid JohnstoneGreenville$13K
- Rudolph JohnstoneGreenville$10K
- Charles GreeneGreenville$9K
- Andrea LantzGreenville$9K
- Shiven PatelGreenville$7K
- Melissa AndersonGreenville$3K
- John PulciniGreenville$2K
- Erin MullaneyGreenville$2K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.