Locations & Hours To ensure you receive the most appropriate care possible, we do not offer walk-in appointments. Littleton 5911 S Middlefield Rd STE 103 Littleton, CO 80123 Monday: 10:00am- 12:00pm & 2:00pm - 7:00pmWednesday: 10:00am- 12:00pm & 2:00pm - 7:00pm Westminster/Arvada 4800 W 80th Ave STE 201 Westminster, CO 80030 Thursday 10:00am- 5:00pm Friday: 10:00am-5:00pm