VAERS Vaccine Adverse Event Register 

https://vaers.hhs.gov/data.html

VAERS can be difficult to navigate. A tutorial is here. Alternatively, use OPENVAERS linked below.

https://vaers.hhs.gov/about.html

https://www.openvaers.com/covid-data

https://www.openvaers.com/f-a-q

The updated number of doses given in the US can be found here.