Galveston Campus For more than a century, UTMB Health has served the needs of Texas and Texans from its Galveston campus, long anchored by the John Sealy Hospital. The Emergency Department is staffed 24/7 and is a Level 1 trauma center for nine counties. In 2016, the Galveston campus expanded with the opening of the Jennie Sealy Hospital, which offers advanced health care services to patients ....