Table 1. Trends in the Total Number of Prescribers, Beneficiaries, Claims, and Total Cost of Esketamine in the Medicare Population From 2019 to 2020.
| Year | Total prescribers, No. | Total claims, No. | Claims per prescriber, mean | Total beneficiaries, No. | Total drug supply days, No. | Total cost, 2022 US dollars, $ | Cost per drug supply day, 2022 US dollars, $ |
|---|---|---|---|---|---|---|---|
| 2019a | 448 | 6173 | 13.8 | 431 | 185 346 | 8 831 825.03 | 47.65 |
| 2020 | 684 | 17 092 | 25.0 | 1273 | 513 018 | 25 089 316.00 | 48.91 |
| AAGR, % | 52.7 | 176.9 | 81.2 | 195.4 | 176.8 | 184.1 | 2.6 |
Abbreviation: AAGR, average annual growth rate.
a
Esketamine approved March 5, 2019.