Chakravarthy Kannan
Endocrinology, Diabetes & Metabolism · Las Vegas, NVNPI 1659342236
Payments from drug & device makers
What this record shows
This record is dominated by speaking fees: $122,577 of the $143,634 with a category attached, or 85.3%. 16 manufacturers reported payments, led by Johnson & Johnson at 57.6% of the total. Reporting peaked in 2019 at $96,079 and has fallen 89.4% since, to $10,173 in 2022. Among endocrinology, diabetes & metabolism clinicians in NV with any reported payments, this total sits in the top 10% — high for the specialty, which is a reason to read the composition above rather than the number alone.
Across 195 payments — averaging $736.58 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Johnson & Johnson$83K
- Novo Nordisk$41K
- Sanofi-aventis U.S. LLC$19K
- ZOLL Services LLC (a/k/a ZOLL Lifecor Corp)$69
- GSK$59
- Eisai Inc.$34
- plus $197 from 10 others
What the payments were for
- Speaking & faculty fees$122,57785%
- Travel & lodging$18,15313%
- Food & beverage$2,9042%
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 |
|---|---|---|
| Johnson & Johnson | 113 | $82,710 |
| Novo Nordisk | 37 | $41,396 |
| Sanofi-aventis U.S. LLC | 28 | $19,170 |
| ZOLL Services LLC (a/k/a ZOLL Lifecor Corp) | 1 | $69 |
| GSK | 3 | $59 |
| Eisai Inc. | 2 | $34 |
| Nevro Corp. | 2 | $32 |
| Regeneron Healthcare Solutions, Inc. | 1 | $26 |
| Harmony Biosciences LLC | 1 | $26 |
| Teva Pharmaceuticals USA, Inc. | 1 | $18 |
| Boston Scientific | 1 | $17 |
| Janssen Scientific Affairs, LLC | 1 | $17 |
| Abbott | 1 | $17 |
| Amarin Pharma, Inc. | 1 | $16 |
| Boehringer Ingelheim | 1 | $15 |
| AbbVie | 1 | $14 |
What the payments were tied to
Products named in the reported payments. Only payments of $100 or more are attributed here — the typical reported payment nationally is a meal worth about $16, and listing those product-by-product would be noise.
How this compares
$143,634 in reported general payments places this provider in the 90th percentile of 75 endocrinology, diabetes & metabolism providers in Nevada.
See all endocrinology, diabetes & metabolism providers in Nevada →
Other endocrinology, diabetes & metabolism in Las Vegas
- Samer NakhleLas Vegas$466K
- Michael UzmannLas Vegas$77K
- Molouk RahnemaLas Vegas$73K
- Nicholas VernettiLas Vegas$62K
- Firhaad IsmailLas Vegas$47K
- Bijan AhrariLas Vegas$47K
- Freddie ToffelLas Vegas$33K
- Serena KlughLas Vegas$14K
- Betsy PalalLas Vegas$9K
- Amber ChampionLas Vegas$9K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.