The blaze broke out just before 12:30 p.m. Tuesday, Aug. 27 in Bay Shore.
Artemio Gonzalez, age 77, had been removed from the house by a family member, a good Samaritan and a Suffolk County PD Third Precinct officer.
Gonzalez was transported to South Shore Hospital in Bay Shore where he was pronounced dead, police said.
The family member and a Suffolf County PD Third Precinct officer were transported to a local hospital for treatment of smoke inhalation.
Following a preliminary investigation, detectives believe the cause of the fire to be non-criminal in nature.
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