Quest Diagnostics


10399 Lemon Ave, Ste 104
Rancho Cucamonga, CA 91737
M-F 5am-5pm, Sa-Su Closed ((5:00am-8:00am by appointment only))

Monday: 
5:00 am – 5:00 pm
Tuesday: 
5:00 am – 5:00 pm
Wednesday: 
5:00 am – 5:00 pm
Thursday: 
5:00 am – 5:00 pm
Friday: 
5:00 am – 5:00 pm
Saturday:  Closed
Sunday:  Closed

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