Dr. Mermelstein graduated from Stony Brook University Medical Center, School of Medicine. He trained at Bayfront Medical Center for his residency. His clinical interests include sexually transmitted diseases (STds), arrhythmias (irregular heartbeats), and trigger point injections. Dr. Mermelstein accepts Blue Cross Blue Shield EPO, Blue Cross Blue Shield Bronze, and Blue Cross Blue Shield HMO, as well as other insurance carriers. He is professionally affiliated with Mease Countryside Hospital and Mease Dunedin Hospital.