Hospitals...depends on what your need is.
High Point Hospital is in the TOP 50 hospitals in the country for heart/cardio- the only NC hospital making the list. http://www.highpointregional.com/
Wake Forest Baptist Medical in Winston Salem is nationally ranked in Cancer, Gynecology, Nephrology, and Urology. Locally they are well know for Orthopedic care, They are the only Level 1 Trauma center in the Triad. http://www.wakehealth.edu/
More Locally the Kernersville Medical Center is part of the Novant Health System, the same as Forsyth Hospital in Winston Salem. They provide surgery, emergency care, diagnostic testing, inpatient care and other medical services. http://www.kernersvillemc.org/
There is also Moses Cone Health in Greensboro, they have a small medical center and emergency services in High Point as well. The Greensboro locale is a Level 2 Trauma Center. http://www.conehealth.com
Hope this information is helpful as you research Kernersville and the Piedmont/Triad area of NC!