Mariann grew up in Iowa and received her Associate Degree in Nursing at Clinton Community College in 1978. She started her nursing career as an operating room nurse in LaCrosse, Wisconsin.

After moving to Austin in 1980, she began working in Labor & Delivery at Seton Medical Center and has stayed with Women's health care since. While enjoying assisting women during their birth experience, she also involved herself in leadership roles at the hospital as charge nurse and innovative staffing coordinator. Always a student, Mariann completed her Bachelors in Nursing degree at UT Austin in 1983. She also began teaching Childbirth Classes in 1983 while pregnant with her first daughter.

Mariann joined the RWG staff with Dr. Donna Hurley in 1985 as her office nurse. She developed a quality assurance program for RWG patients with abnormal pap smears. Mariann completed her Women's Health Care Nurse Practitioner training at UT Southwestern Medical Center in 2003. Mariann works with doctors Sherry Neyman, Laurette Smith and Michele Gilbert. She is recognized as an Advanced Practice Nurse by the state of Texas and certified in Women's Health by NCC. She is a member of AWHONN.

Mariann thoroughly enjoys assisting women of all ages with their immediate healthcare needs and a focus on preventative health care. She relates especially well with adolescents and young women having three daughters of her own. She and her husband live in the country and enjoy movies, gardening, walking and family gatherings. Mariann is active in her church community with youth work, service projects and mission trips.