"For all those concerned about Raju Hirani, I have just met him in hospital. He is doing fine and will be discharged this evening," Aamir tweeted.
The award winning filmmaker is said to have met with a bike accident on Tuesday morning and was admitted to the Lilavati Hospital here.
Hirani reportedly fell off a motorbike, injured his jaw and ended up with a gash on the chin.
A hospital official told IANS: "He is getting discharged. He is absolutely fine and (there is) nothing serious."