TARRYTOWN, N.Y.--(BUSINESS WIRE)--Siemens Medical Solutions Diagnostics, (www.usa.siemens.com/diagnsotics), announced today that it has been selected by Amerinet, (www.amerinet-gpo.com), one of the nation’s leading purchasing organizations in the health care industry, to provide a complete line of immunoassay, chemistry, and automation solutions. The agreement meets the needs of Amerinet’s members by offering a diversified product portfolio, tiered pricing schedule, value-added offering, comprehensive menu and rapid turnaround of quality test results.