Children's Hospital of Orange County and Rady Children's Hospital San Diego announced a merger Wednesday, combining the two hospitals into a health care system called Rady Children's Health.

Two children's hospitals in Southern California have completed the merger between their parent companies and will now operate under a new healthcare system, according to a news release Wednesday.

Children’s Hospital of Orange County and Rady Children’s Hospital San Diego announced a merger Wednesday, combining the two hospitals into a health care system called Rady Children’s Health. The merger went through a process requiring approval by the California Office of the Attorney General among other regulatory hurdles and was finalized on Dec.