0 All Specialties Anesthesiology/AnestheticsHillary Riggin, CRNAAnesthesiology/AnestheticsHillary Riggin joins the Anesthesia team at Northern Montana Hospital from Saint Mary’s University of Minnesota where she completed her Master’s of Science in Nurse Anesthesia.LOCATION Northern Montana HospitalSPECIALTY Anesthesiology/AnestheticsAnesthetics