Quest Diagnostics offers a range of testing services, including COVID-19 antibody testing, drug screenings, and routine lab tests. Appointments can be easily made online, and changes to appointments can be accommodated on the same day. The facility is located across the street from Desert Springs Hospital, with a straightforward check-in process at a kiosk near reception. Reviews highlight the fast and easy check-in, prompt service, and kind, professional technicians. Many customers praise the phlebotomists for their friendly demeanor and skillful blood draws, with some noting they never felt the needle. However, there are concerns about the billing process, as some patients feel it is unfair to pay multiple copays for lab orders from different doctors. Overall, Quest Diagnostics is recognized for its quality service and dedicated staff.