Office Hours. Mon - Fri: 8:15am - 4:35pm. Closed for Lunch: 12:00pm - 1:00pm. If you need us before or after our regular office hours due to an emergency situation, please call 911. If you need us for a non-urgent matter that does require after hours attention, please call our office at (303) 788-6657 and be connected to the on call physician..