Quest Diagnostics Merced G Street offers a range of medical services, including COVID-19 antibody testing, drug screenings, and routine lab tests. Located in the El Portal Medical Plaza next to a pharmacy, the facility is known for its cleanliness and polite, respectful staff. Patients praise the efficient check-in process, which can be completed via cellphone, and the helpful explanations provided by the phlebotomists and assistants. The staff is described as professional, courteous, and patient, even with customers who have special needs like hearing problems. One reviewer found the blood draw experience "fun" thanks to the phlebotomist's pleasant demeanor. Overall, the Quest Diagnostics location provides a positive experience, with knowledgeable staff ensuring a smooth and comfortable visit for their patients.
Quest has figured out the whole check in thing and it is simple and efficient. Great Service, skilled clinicians, I had an appointment so I was in and out in ten minutes thanks
February 2026
Dr. Paloma is an exceptional doctor. She took the time to truly listen to me and made me feel heard and understood. I never felt rushed, and she explained everything clearly. Her kindness and professionalism made such a difference in my experience. I’m very grateful to have her as my doctor.🤗
January 2026
Check in went smoothly and the Phlebotomy Technician was professional, friendly and patient. I was thoroughly impressed with the cleanliness, organization, willingness to help those with questions and professionalism of every staff member.
