CR Medical Group 1890 Silver Cross Blvd Suite 570 New Lenox, Il 60451. Office Hours: Monday 8:30am-7pm Tuesday 9am-7pm Wednesday 9am-7pm Thursday 9am-7pm Friday 9am-3pm Saturday 8:30am-12pm *Phones will be on service 30 minutes before closing . Call (815) 463-3700 for an appointment . Most Insurances Accepted; Evening and Saturday Hours ....