David A Shafer, M.D. David A Shafer, M.D. (303) 938-5700 Primary Specialties Neurosurgery SHARE Primary Office Address Boulder Neurosurgical and Spine Associates 4743 Arapahoe Ave., Ste. 202 Boulder, CO 80303 Get Directions Phone (303) 938-5700 Fax (303) 998-0007 Education Medical School Drexel University College of Medicine Residency University of Colorado Health Sciences Residency University of Colorado Health Sciences -- Residency - Chief