Family Medicine Clinics. HOLTON FAMILY MEDICINE. 1110 Columbine Drive, Suite 100. 785-364-2126. WALK-IN CLINIC HOURS. MONDAY-FRIDAY 4:00 P.M. TO 6:00 P.M. COVID testing is usually available daily starting at 9am and then again at 1pm. Call the clinic to schedule your appointment. HOYT FAMILY MEDICINE.Advanced Wound Healing Clinic‧Home Health and Hospice‧Jackson County Friends of Hospice‧Outpatient Infusion Therapy‧Rehabilitation‧Our Values.