Chenoweth was hospitalised in Brooklyn, NY on Thursday (July 11) when she was hit by lighting equipment while filming scenes for the CBS series.
The actress's former Glee co-star Ushkowitz reacted to the news in a Twitter post by wishing Chenoweth a speedy recovery.
"Wishing my girl @KChenoweth a speedy recovery. Everyone send her good vibes and energy," Ushkowitz wrote.
Jones, who plays Glee's Coach Beiste, also shared her sympathies for Chenoweth on the social networking site.
"PRAYERS GOING OUT TO @KChenoweth ! LOVE YOU LIL ONE," Jones tweeted.
Idina Menzel, Sean Hayes, Jason Alexander and Good Morning America's Robin Roberts are among the other stars to have sent messages of support to the actress.
Chenoweth is said to be resting comfortably hours after being treated for minor injuries.