Yes, anyone who has completed their primary series of vaccines and has not yet received a bivalent booster is eligible to do so.

Source: https://www.cdc.gov/coronavirus/2019-ncov/vaccines/stay-up-to-date.html (CDC)
https://www.mayoclinic.org/coronavirus-covid-19/vaccine#expert-videos (Mayo Clinic)
https://www.scientificamerican.com/article/when-should-you-get-the-new-covid-booster-and-the-flu-shot/ (Scientific American)

Updated 12/12/2022