Christopher Dunham
Physician Assistant · Tucson, AZNPI 1508989732
Payments from drug & device makers
Across 170 payments — averaging $22.07 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- UCB, Inc.$826
- Amgen$781
- AbbVie$575
- Lilly USA, LLC$262
- Pfizer$243
- Organon$190
- plus $875 from 15 others
What the payments were for
- Food & beverage$3,72699%
- Education$261%
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 |
|---|---|---|
| UCB, Inc. | 34 | $826 |
| Amgen(2 entities) | 42 | $781 |
| AbbVie | 26 | $575 |
| Lilly USA, LLC | 10 | $262 |
| Pfizer | 10 | $243 |
| Organon | 9 | $190 |
| AstraZeneca(2 entities) | 9 | $155 |
| Radius Health, Inc. | 6 | $121 |
| Mallinckrodt Hospital Products Inc. | 4 | $106 |
| Boehringer Ingelheim | 4 | $91 |
| Sanofi | 2 | $73 |
| E.r. Squibb & Sons, L.L.C. | 3 | $54 |
| Bioventus LLC | 1 | $49 |
| Kyowa Kirin, Inc. | 2 | $49 |
| Mylan Institutional Inc. | 2 | $41 |
| Fresenius Kabi USA, LLC | 1 | $31 |
| Sandoz | 1 | $27 |
| Celltrion USA Inc. | 1 | $26 |
| Ferring Pharmaceuticals Inc. | 1 | $20 |
| Kiniksa Pharmaceuticals, Ltd. | 1 | $16 |
| Teva Pharmaceuticals USA, Inc. | 1 | $16 |
How this compares
$3,752 in reported general payments places this provider in the 85th percentile of 2,888 physician assistant providers in Arizona.
Most prescribed under Part D
| Drug | Claims | Cost to plans & patients |
|---|---|---|
| Hydroxychloroquine Sulfate | 46 | $2,217 |
| MethotrexateMethotrexate Sodium | 112 | $1,777 |
| Sulfasalazine DrSulfasalazine | 32 | $1,370 |
| Celecoxib | 23 | $1,102 |
| Duloxetine Hcl | 40 | $979 |
| Diclofenac Sodium | 14 | $912 |
| Pilocarpine Hcl | 12 | $849 |
| Sulfasalazine | 31 | $783 |
| Minocycline Hcl | 11 | $637 |
| Prednisone | 106 | $635 |
| Gabapentin | 26 | $496 |
| Folic Acid | 43 | $468 |
| Leflunomide | 14 | $464 |
| Alendronate Sodium | 13 | $178 |
| Meloxicam | 23 | $117 |
Paid to pharmacies, not to this prescriber.
Other physician assistant in Tucson
- Nicole StokerTucson$61K
- Robert HoyTucson$41K
- Luis LozanoTucson$31K
- Christy HallTucson$30K
- Monica MettilleTucson$27K
- Jenna HiltonGilbert$637K
- Kara GoodingScottsdale$625K
- Ginna GranrothScottsdale$211K
- Nicole MaderaGlendale$128K
- Candace RyanGlendale$113K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.