Sister Mary Anne was born on Jan. 21, 1926, in Easton, Missouri, and was one of seven children of Arthur and Nora (Moyer) Digenan. She graduated from the Convent of the Sacred Heart in 1944 and St. Joseph Hospital School of Nursing in St. Joseph, Missouri, in 1947 and entered the Daughters of Charity in St. Louis in January of 1949.

After initial formation, Sister Mary Anne began her service in health ministry during which time she earned her bachelor’s in nursing education from DePaul University in Chicago (1952), a master’s in psychiatric nursing from Catholic University in Washington, D.C. (1958), and a doctorate in psychology from St. John University in Jamaica, N.Y. (1972). She also studied at Regina Mundi in Rome, Italy.

Sister Mary Anne served as a psychiatric supervisor/clinical teacher at St Vincent Hospital in St. Louis (1958-60) and was director of nursing services at DePaul Hospital in New Orleans. She was missioned to Marillac College in St. Louis in 1967 as an instructor until 1972, when she was named provincial councillor for the former Marillac Provincialate (1972-80). When her term was finished, Sister Mary Anne served as director of pastoral care (1980-83) and vice president of mission at Seton Medical Center (1991-2000) in Austin, Texas, and St. Paul Medical Center in Dallas, Texas, until 2000, when she became director of mission development at Seton Center in Kansas City, Missouri (2000-07).

Sister Mary Ann was then served as a spiritual director at Naomi House at The Sarah Community in Bridgeton (2007-10) and at Eldon Residence in Maryland Heights (2010-11). She was then missioned to Seton Residence in Evansville, Indiana, where she served in the ministry of prayer until the time of her death.

Sister Mary Anne served as local community superior at Our Lady of Grace Residence in St. Louis (1970-73) and The Sarah Community, Naomi House, in Bridgeton (2007-10). She was a board member of DePaul Hospital in St. Louis (1970-74).

Sister Mary Anne is survived by a sister, Sister Rosalie Digenan. Burial was in St. Joseph Cemetery in Evansville. A memorial Mass will take place at a later date.