A member of our Neurology team, Maria Gonzales, FNP-C, is a nurse practitioner who works closely with neurologists and other clinical staff to assess, diagnose and treat patients with neurological conditions such as stroke, epilepsy, multiple sclerosis, Alzheimer’s disease and chronic headache. Born and reared in the Philippines, she earned her Bachelor of Science in Nursing before emigrating to the United States in 2005. She practiced 17 years in healthcare settings in New York. In 2017 she joined Trinity Health, where she cared for patients in the Emergency/Trauma Center before completing her Master of Science degree in Advanced Nurse Practice from Walden University, Minneapolis. Maria is certified by the American Academy of Nurse Practitioners. She enjoys traveling when she’s not taking care of patients.
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.
Bryan Phillips, PA-C
Bryan Phillips, PA-C, is a certified PA and a provider in our Infectious Disease Department. He works closely with Infectious Disease specialist Casmiar Nwaigwe, MD, and other clinicians to provide care to patients with various illnesses caused by microorganisms, including bacterial and viral infections. A graduate of Minot State University, where he graduated Cum Laude, he completed his master’s degree in Physician Assistant Studies at Des Moines University, Iowa. His experience includes medical rotations in Family and Internal Medicine, as well as working as a residential treatment advisor at the Dakota Boys and Girls Ranch and as a scribe and ER technician in the Trinity Emergency/Trauma Center. He’s a member of the American Academy of Physician Assistants.
Casmiar I Nwaigwe, MD
Casmiar I. Nwaigwe is board certified in Infectious Diseases. He offers expert consultation and treatment of illnesses caused by microorganisms, including bacterial and viral infections, HIV, pneumonia, wound infections and Lyme disease. He also consults on the rational use of antibiotics and treatment of resistant bacteria as well as providing advice to international travelers. Dr. Nwaigwe (pronounced WIG-way) received his medical degree from the University of Lagos in his home country of Nigeria. He completed a three-year Internal Medicine residency and three-year Infectious Diseases fellowship at the University of Pittsburgh in Pennsylvania, where he received awards for his scholarly study and research. He is a member of numerous professional organizations, including the Infectious Disease Society of America, American College of Physicians, and the Society of Internal Medicine.
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.