Connect Now James Ellis, CRNA, NSPM-C Interventional Pain Clinic Biography Contact Info: Office:  307-548-5201 Facility/Office: North Big Horn Hospital Education: Bachelor of Science in Nursing, University of Wyoming 1998 Master of Science, Georgetown University, Washington DC 2007 Advanced Pain Management Fellowship, University of South Florida 2021 More/Other Information: James sees patients in the Interventional Pain Clinic at North Big Horn Hospital Clinic.