The Riverside Doctors' Hospital Williamsburg laboratory provides a comprehensive menu of diagnostic testing including a full service Blood Bank. The laboratory is dedicated to delivering quality services to hospital inpatients as well as local health care providers and their patients. Our staff provides testing for chemistry, hematology, urinalysis, coagulation, pathology, and transfusion services.

Riverside Doctors' Hospital's laboratory is a CAP-accredited laboratory and has CLIA (Clinical Laboratory Improvement Act) certification. The CAP (College of American Pathologists) Laboratory Accreditation Program is widely recognized as the 'gold standard' and has served as a model for various federal, state and private laboratory accreditation programs throughout the world.

The Clinical Laboratory Improvement Act (CLIA) establish quality standards for all laboratory testing to ensure the accuracy, reliability and timeliness of patient test results regardless of where the test was performed.

CLIA specifies quality standards for proficiency testing (PT), patient test management, quality control, personnel qualifications and quality assurance for laboratories performing moderate and/or high complexity tests. The laboratory operates 24 hours a day, 7 days a week. The outpatient laboratory is open for routine test collection from 7 a.m. to 7 p.m. Monday through Friday and 8 a.m. to 12 noon Saturday and Sunday.