Where are the health network labs located? Health Network Labs is located at the address 3800 Sierra Cir in Center Valley, Pennsylvania 18034.What is network lab? A Local Area Network (LAN) is a network that is confined to a relatively small area. It is generally limited to a geographic area such as a writing lab, school, or building.What is a clinical lab? A clinical laboratory is a laboratory where tests are done on clinical specimens in order to get information about the health of a patient as pertaining to the diagnosis, treatment, and prevention of disease. Laboratory medicine is generally pided into two sections, each of which being subpided into multiple units. These two sections are: