Bristol Medical LabratoryLaboratory services are provided by Lifespan Laboratories. The operating hours for the laboratory at our Bristol location are Monday - Friday 7:00 a.m. to 6 p.m. and Saturdays 7:30 a.m. to 1:00 p.m. Laboratory diagnostic services include hematology, chemistry, urinalysis, and coagulation. A professional staff of medical technologists, lab technicians and phlebotomists is available six days a week. The laboratory is licensed by the state of Rhode Island and is certified by CLIA.   Walk-in service is available.