List of Quest Diagnostics Stores in Mckinney, TX Outlet Note Regular Brands Quest Diagnostics Texas Mckinney Rating 4.7 based on 66 votes Products STD Testing Clinical Laboratory Services Drug Test Blood Test NameAddressPhone Name/Address/Phone Quest Diagnostics outlet - McKinney 4510 Medical Center Dr, Ste 310 (972) 547-0159 People Also Viewed