Mary Kathryn Saville. Her primary practice is as , also practicing as a Nutritionist: Nutrition, Education, a Registered Nurse: Case Management, a Registered Nurse: Community Health, a Registered Nurse: Cardiac Rehabilitation, a Registered Nurse: Emergency, a Registered Nurse: Enterostomal Therapy, a Registered Nurse: Gerontology, a Registered Nurse: Hospice, a Registered Nurse: Psych/Mental Health, Adult, a Registered Nurse: Women's Health Care, Ambulatory, a Registered Nurse: Oncology, a Naturopath, a Homeopath, a Registered Nurse: Gastroenterology, and a Registered Nurse: Pain Management.