Jennifer Woiwode, DNP, PMHNP, is a psychiatric mental health nurse practitioner and a member of our Behavioral Health team. She works with physicians and other healthcare professionals to provide medical and psychiatric diagnoses, design holistic treatment plans, prescribe psychopharmaceuticals and other medications, and offer counseling or psychotherapy. Jennifer grew up in Surrey and Velva. She earned her Bachelor of Science in Nursing from Minot State University and completed her Doctor of Nursing Practice as a Psychiatric Mental Health Nurse Practitioner at Rush University in Chicago. Prior to earning her DNP, she practiced 12 years at in Inpatient Psychiatry for Trinity Health. She’s a member of the American Psychiatric Nurses Association. When she’s not engaged in her profession, she enjoys scrapbooking, card making, and quilting. Jennifer and her husband have three adult sons, three dogs, and two cats.
Alzheimer's Disease
Rym Lamrad, MD
Dr. Lamrad specializes in Palliative and Hospital Medicine, with a focus on the healthcare needs of hospital patients and the medical needs of people with serious or life-limiting illnesses. As a palliative specialist, she works with patients, families, and the patient’s care team to optimize quality of life for those who suffer from chronic, debilitating, or life-threatening conditions. She earned her medical doctorate from Saba University School of Medicine, the Netherlands-Antilles, and completed both her Internal Medicine residency and fellowship in Hospice and Palliative Medicine at State University of New York at Buffalo.
Mary Sadler, FNP-C
A nurse practitioner in Trinity’s Neurology Department, Mary Sadler, FNP-C, works closely with neurologists and other clinical staff to assess, diagnose and treat patients with neurological illnesses and injuries. She earned her Bachelor of Science in Nursing in 1998 from Minot State University and practiced 10 years with Trinity Health in the Rehabilitation, Ortho/Neuro and Emergency/Trauma departments. In 2010 she received her Master of Science/Family Nurse Practitioner degree from the University of Mary in Bismarck. Since then she has served patients in family practice and emergency settings, most recently serving as an Occupational Health/Family Practice nurse practitioner with Sanford Health. She’s a member of the American Academy of Nurse Practitioners, the North Dakota Nurse Practitioners Association, the American Academy of Neurology and the American College of Occupational and Environmental Medicine.
Becky Schneider, FNP-C
A member of Trinity’s Behavioral Health team, Becky Schneider, FNP-BC, is a nurse practitioner who works with doctors, counselors, and other professionals to provide inpatient care for patients with addiction and mental health issues. The Minot native received her Bachelor of Science in Nursing with a minor in Health Management Science from Minot State University in 2011. While at MSU she earned membership in Sigma Theta Tau Nursing Honor Society and the Dean’s List, and received the Gertrude M. Eck Scholarship and MSU Dept. of Nursing Scholarship, which is awarded by Nursing faculty. Following graduation she joined Trinity’s Surgical Department as an RN. In 2014, she earned her Master’s Degree in Nursing as a Family Nurse Practitioner from the University of Mary, Bismarck. A member of American Association of Nurse Practitioners, American Nurses Association and North Dakota Nurse Practitioner Association, she is accredited through ANCC American Nurses Credentialing Center.
Debra Lukenbill, PMHCNS-BC
A member of our provider team at Trinity Community Clinic – Western Dakota in Williston, Debra Lukenbill, PMHCNS-BC, is a board certified clinical nurse specialist in Psychiatry/Mental Health. She’s dedicated to helping people manage their mental health issues with holistic treatment options that include pharmacological intervention, lifestyle changes, and psychotherapy. A lifelong Williston resident, Debra earned her Bachelor of Science in Nursing from the University of North Dakota, Grand Forks, and returned to UND to complete her master’s degree in Family Nurse Practice. She received a post-graduate certificate in Psychiatric and Mental Health Nursing from the University of Minnesota, Minneapolis/St. Paul. She has practiced in the mental health field in Williston since 2001 and is a member of the American Psychiatric Nurses Association. Debra and her husband have two grown children. She enjoys spending time with her family, reading and crossword puzzles.
Rosina Medel, MD
Rosina Medel, MD, is a neurologist board certified by the American Board of Psychiatry and Neurology. Dr. Medel provides specialized care for patients dealing with the full spectrum of neurological disorders affecting the brain, nervous system, peripheral nerves and muscles. She received her early medical training in the Philippines, earning a nursing degree and later a medical doctorate from the University of Perpetual Help System. She migrated to the United States, where she completed a preliminary residency in Internal Medicine at Nassau University Medical Center, East Meadow, NY. She fulfilled her Neurology residency and performed a fellowship in Clinical Neurophysiology at JFK Medical Center in Edison, NJ, where she served as chief resident her final year and earned numerous awards for academic and clinical excellence. Dr. Medel is a member of the American Academy of Neurology.
Kristy Leier, FNP-C
A North Dakota native, Kristy Leier, FNP-C, received both her Bachelor of Science in Nursing and Master of Science in Family Nurse Practice from the University of Mary, Bismarck. She practiced in Trinity’s Emergency Department for 12 years as an RN, and upon completing her nurse practitioner training served several years as a provider in emergency, occupational, family and palliative medicine settings. She’s a member of the American Association of Nurse Practitioners, the North Dakota Nurse Practitioners Association, and American Academy of Hospice and Palliative Medicine.
Ann Hoff, MD
Ann M. Hoff, MD, specializes in Palliative Medicine, a program of specialized medical care for people with serious and life-limiting illnesses. As a physician fellowship trained and board certified in Hospice and Palliative Medicine, she leads a team of physicians, nurse practitioners, nurses, social workers and other specialists, who work with the patient’s other doctors to focus on providing relief from the stress and symptoms associated with the serious or life-limiting illness. The primary aim of Palliative Medicine is to improve quality of life for patients and their families. A Bismarck native, Dr. Hoff received her medical degree from the University of North Dakota School of Medicine and Health Sciences and completed an Emergency Medicine residency at the Mayo School of Graduate Medical Education in Rochester. She was a member of Trinity’s Emergency/Trauma team for six years before leaving in 2015 to complete her palliative fellowship at the University of Minnesota. She’s a member of the American Academy of Hospice and Palliative Medicine and the American College of Emergency Physicians.
Roxann Brown, FNP-C
Roxann M. Brown, is a certified Family Nurse Practitioner. She earned her Bachelor of Science degree in Nursing from the University of Mary in Bismarck and received her master’s from the Family Nurse Practitioner program at the University Mary. She previously was a registered nurse at Trinity Health since 1994.
She is experienced in a multitude of facets of nursing ranging from medical, Ob/Gyn, labor and delivery, intensive care and dialysis. Roxann is a member of the Sigma Theta Tau International Honor Society of Nursing, the North Dakota Nurse Practitioner Association and American Academy of Nurse Practitioners.
Tonya Anderson, FNP-C
Tonya Anderson, FNP-C, is a board-certified nurse practitioner and a veteran of our Behavioral Health Services team. She began her career at Trinity Health in 1986, working in various support departments before becoming an LPN in 1991. She was a staff nurse in the Medical/Surgical Unit, where she continued while completing her Bachelor of Science in Nursing from the University of Mary in 1994. Later she moved to the Emergency/Trauma Center while working to complete her Master of Science in Family Nurse Practice from the University of Mary in 1996. She joined Trinity’s mental health department that same year as part of a team of psychiatrists and other professionals dedicated to caring for individuals and families with psychiatric disorders. She and her husband, Jon, have two children. They enjoy lake activities and spending time with each other.