Crews from Smethwick and Handsworth attended the incident at the flat on Oxford Road, Smethwick, after receiving a call at 2:43am.
Crews forced entry into the property and rescued the the elderly man who had fallen and was suffering from smoke inhalation.
Burnt food had been left on stove which had caused the smoke.
Ambulance services arrived and gave the man oxygen therapy but he was not taken to hospital.
The flat was heavily smoke logged and was ventilated by fire crews.