DaVita is a kidney dialysis service of companies that are centered in the United States. Medical Ambulatory Care In. Opened the company DaVita for further need in kidney dialysis service in 1979, in Denver, Colorado. Today, the company has 202,700 active clients that request health care in 241 different dialysis centers in multiple countries. The DaVita currently employs 77,000 health personnel. The name of the company coming from an Italian meaning “giving life”, “Dare Vita”.