Laboratory Services
Emerson Health’s laboratory provides accurate and timely analysis for everything from basic blood tests to complex pathologic studies — giving your doctor important information to ensure you get the best care possible.

Emerson Health Lab Services
Staffed by highly-trained pathologists, lab technicians, and technologists, our expert team uses the most sophisticated lab technology. Emerson’s clinical lab is located within Emerson Hospital in Concord, MA, and features:
- State-of-the-art clinical capabilities include chemistry, microbiology, blood banking, hematology, coagulation,
- Comprehensive anatomic pathology, histology, and cytology.
- State-of-the-art instrumentation to dissect tissue specimens, examine slides, and identify cancer cells, among other pathologies
For your convenience, we also have specimen collection centers in Concord, Groton, Sudbury, and Westford with convenient hours. Visit the location pages linked below for more information.
For questions regarding laboratory operations, test requirements, and other technical questions, please call the main laboratory at 978-287-3744. For questions about your lab results, please contact the doctor who ordered your labs.
Our Lab Locations
Emerson Health Lab at Emerson Hospital
133 Old Road to Nine Acre Corner
Medical Office Building
Concord, MA 01742
Holiday Closures
All specimen collection center locations are closed on the following holidays:
- New Year’s Day
- Memorial Day
- Fourth of July
- Labor Day
- Thanksgiving
- Christmas Day
The Emerson Hospital and Westford labs are open limited hours on the following holidays, while all other labs are closed on these days:
- Martin Luther King Jr. Day
- Presidents Day
- Patriots Day
- Columbus Day
- The day after Thanksgiving