<P> Santa Rosa Memorial Hospital is a 278 bed acute care hospital located in the city of Santa Rosa, California, which is in Sonoma County . The hospital, known as "Memorial", is part of the St. Joseph Health hospital system . It serves a population of over 500,000 people living in the greater Sonoma County area . Memorial Hospital is the regional Level II Trauma Center for Sonoma County, Lake County, Mendocino County, Napa County, and the Marin County coastal region . </P> <P> On average Santa Rosa Memorial treats 1,450 patients annually who have suffered serious or life - threatening injuries . In 2009 it had more than 31,000 outpatient emergency department visits and more than 7,200 admissions . Between 1998 and 2010 as a level II trauma center it had treated over 15,000 trauma cases . </P> <P> The hospital has a 24 - hour Emergency Department, and is a Level II Trauma Center . Memorial also has an Intensive Care Nursery affiliated with the UCSF Medical Center . </P>

Santa rosa memorial hospital in santa rosa california