Andrew Irwin
Pediatrics · Collierville, TNNPI 1982998357
Payments from drug & device makers
Across 122 payments — averaging $16.30 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Ironshore Pharmaceuticals Inc.$336
- Tris Pharma Inc$213
- Corium, LLC$200
- Kaleo, Inc.$199
- Sanofi-aventis U.S. LLC$156
- Pfizer$144
- plus $740 from 16 others
What the payments were for
- Food & beverage$1,989100%
Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.
General payments by program year
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 |
|---|---|---|
| Ironshore Pharmaceuticals Inc. | 20 | $336 |
| Tris Pharma Inc | 22 | $213 |
| Corium, LLC | 13 | $200 |
| Kaleo, Inc. | 11 | $199 |
| Sanofi-aventis U.S. LLC | 8 | $156 |
| Pfizer | 9 | $144 |
| Supernus Pharmaceuticals, Inc. | 7 | $131 |
| Collegium Pharmaceutical, Inc. | 7 | $131 |
| Merck | 7 | $124 |
| Sanofi Pasteur Inc. | 3 | $78 |
| Seqirus USA Inc | 2 | $49 |
| Adlon Therapeutics L.p. | 2 | $48 |
| Genentech USA, Inc. | 2 | $39 |
| Cranial Technologies, Inc | 1 | $21 |
| Mission Pharmacal Company | 1 | $20 |
| Noven Therapeutics, LLC | 1 | $17 |
| Sobi, Inc | 1 | $16 |
| Neos Therapeutics, LP | 1 | $16 |
| Verrica Pharmaceuticals Inc. | 1 | $15 |
| Dermira, Inc. | 1 | $12 |
| Almirall LLC | 1 | $12 |
| Shire North American Group Inc | 1 | $11 |
How this compares
$1,989 in reported general payments places this provider in the 85th percentile of 1,338 pediatrics providers in Tennessee.
Other pediatrics in Collierville
- William FesmireCollierville$4K
- Clifford SeylerTullahoma$1.9M
- Nehali PatelMemphis$1.3M
- Richard GloverKnoxville$1.1M
- Joseph LeyKingsport$853K
- Laurie Harris-FordClarksville$401K
- Meghana SrinivasJohnson City$166K
- Madeline EllisGallatin$134K
- Jason JohnsonMemphis$131K
- Donald LewisKingsport$118K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.