Suffolk County police the body of the 40-year-old woman was discovered at the Towne Lane home around 10 a.m.
Officers had visited the home for a wellness check and found Rachelle Weeks-Strub dead in her basement apartment.
An autopsy will be conducted by the Suffolk County medical examiner to determine the cause of death.
The investigation is continuing.
Anyone with information is asked to call 631-852-6392.