Dr. Thomas Mercier and Mrs. Barbara Mercier, RN

Dr. and Mrs. Mercier opened a pediatric practice in Mattituck in in 1982, where they raised their family.  After a long career and seeing hundreds of patients, some of who as adults brought their own children to this much beloved doctor, retired in 2017.

In March of 2022, Dr. and Mrs. Mercier traveled to Ukraine with the organization Crisis Response International, to lend aid and support to the people of Ukraine during a time of war.  The Merciers had made earlier trips to Ukraine in the past on missionary visits.