Sanford North Mandan Clinic Categories Clinics & Medical Centers 910 18th Street NW Mandan ND 58554-1612 (701) 667-5100 667-5095 Visit Website Rep/Contact Info Dale Klein, M.D. × Dale Klein, M.D. Darwin Lange, M.D. × Darwin Lange, M.D. Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×