Directions to AdventHealth Medical Group OB/GYN at Littleton AdventHealth Medical Group OB/GYN at Littleton 7720 S Broadway Suite 250 Littleton, CO 80122 Directions to AdventHealth Medical Group OB/GYN at Littleton AdventHealth Medical Group OB/GYN at Littleton 7720 S Broadway Suite 250 Littleton, CO 80122 Call AdventHealth Medical Group OB/GYN at Littleton at720-922-6240