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Awarded with the Gold Seal of Approval by The Joint Commission, the nation's largest accrediting healthcare body, Mather's Laboratory, which is open 7 days a week with convenient evening hours on weekdays, offers comprehensive testing. More than 500 different diagnostic procedures are performed in the Laboratory and many results can be sent to your doctor the same day.

Mather Hospital LaboratoryOur sophisticated robotic line was the first of its kind in a community hospital. The Laboratory Robotics System fully automates the preparation and processing of lab specimens and reduces the time for test results, reduces the cost of lab tests and helps eliminate errors through bar code technology. Many results are available in a mere 20 minutes and can be sent to your doctor the same day.

For outpatients, Mather Hospital’s Lab is open for business even on Sunday. Free valet parking is available to lab patients during peak hours, Monday through Friday.

For more information on Mather’s Laboratory call 631-476-2766.

Stony Brook Blood Drawing Center

Patients needing blood work and laboratory testing can also use Mather Hospital’s Patient Service Center (PSC) conveniently located off Rte. 347 in the Stony Brook Medical Park.

Mather’s Patient Service Center is a community-based, full service phlebotomy center offering blood drawing services in addition to the Main Laboratory at Mather Hospital in Port Jefferson.

The Center is located in Stony Brook Medical Park at 2500 Nesconset Highway, Suite 21. No appointment is needed. The PSC is open Monday, Wednesday, Thursday and Friday from 7 a.m. until 5 p.m., Tuesday from 7 a.m. until 8 p.m. and Saturday from 8 a.m. until noon. To reach the PSC, call 631-675-2870.