Methodist Health System has named John Phillips president of Methodist Mansfield Medical Center. Phillips, who currently serves as regional COO of Christus, St. Michael Health System in Texarkana, will join the Methodist team on Aug. 22. Phillips is a seasoned health care executive who began his career at Hendrick Health System in Abilene nearly 15 years ago. Since 2008, Phillips has worked for ChristusHealth, at St. Michael Health System where he oversaw operations of a 312-bed non-profit tertiary, acute care hospital, a 50-bed inpatient rehabilitation hospital, a 30-bed LTACH, home care, and an employed physician group.