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Quality Laboratory Services is a state-of-the-art clinical laboratory licensed in NY, NJ, FL, PA, MD and NM. We are proud to announce we provide serum and toxicology testing in all 50 states.

Our Turnaround Times

STAT TESTING: WITHIN 1 HOUR

SERUM TESTING: 24 HOURS

TOXICOLOGY TESTING: 48 HOURS

About QLS


Quality Laboratory Services is a state-of-the-art clinical laboratory licensed in NY, NJ, FL, PA, MD and NM. We are proud to announce we provide serum and toxicology testing in all 50 states.
QLS is located in the heart of Brooklyn and is easy accessible from Queens, Brooklyn, Manhattan, Bronx, Nassau and Suffolk counties, as well as from Westchester and New Jersey.


Quality laboratory Service is accredited and licensed by New York State Department of Health, the United States Department of Health and Human Services (Medicare), and the Healthcare Financing Administration (CLIA).



QLS is the first real time secure web accessible laboratory
. Physicians can view all the laboratory related patient information online (over secure connection) from any computer with internet access, even from home or Hospital.



We provide outstanding services and precise and accurate results for all the clinical work we do. QLS has over 200 Medical clinics and satisfied Physicians that are working with us to whom we are providing the most outstanding and personalized service comparing to our competitors.

Our Mission Statement

To combine the most advanced 21st century equipment and technology, and highly educated professional and courteous staff with services specifically designed to meet the individual needs of each patient and physician.

This is where Quality Laboratory Service comes in by combining the most advanced technology available in the private laboratories and compatible with the highest level Hospital Laboratories. Our priority is to provide #1 service.



In an effort to provide our clients with full range of personalized services QLS offers the following:



If you need any additional information please feel free to contact us.

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