Sharp Grossmont Hospital, located in La Mesa, is the largest health care facility in East San Diego County. It is just a few miles from Spring Valley. 5555 Grossmont Center Drive, La Mesa, CA 91942 Sharp Rees-Stealy La Mesa, has an Urgent Care open daily. 5525 Grossmont Center Drive, La Mesa, CA 91942
For more information go to: http://www.sharp.com/locations/east-county.cfm
Hope this helps!
I believe you're talking about Valley Springs, CA? (According to the zipcode listed in your query) We have Mark Twain Hospital in San Andreas - about 9 miles away from Valley Springs; Sutter in Jackson, California - about 15 miles or so; and it's a quick commute to Stockton where you have St. Joseph's, Kaiser, Dameron to get you started. :-)