A judge approved a request by her attorney Tuesday, granting her permission to travel back home to care for her children.
Mueller was arrested early Saturday after a woman at Belly Up bar told authorities that Mueller assaulted her, according to the Aspen Police Department. Police arrested the 34-year-old at another nightclub shortly after the incident.
Mueller was charged with assault and felony possession of cocaine with intent to distribute.
Mueller, who has a history of substance abuse, posted $11,000 bond. She is due back in court on Dec. 19.
Sheen and Mueller divorced earlier this year, citing Christmas Day 2009 as the day of their breakup. Sheen was arrested in Aspen that day on suspicion of assaulting Mueller. He pleaded guilty and completed his probation in that case last November.
Mueller currently has custody of the former couple's twin boys, Bob and Max. It is unclear whether her most recent arrest will affect the custody agreement.
The Associated Press contributed to this report.