On Monday, four days after he was seriously injured in a Los Angeles car accident, a spokesman for the artist said.
According to police, 53-year-old Heche was admitted to the hospital on Friday morning,
When a compact car went uncontrolled in the Westside neighborhood of Los Angeles.
She collapsed in a house and engulfed in flames.
Michael McConnell said Heche was in a coma and did not regain consciousness immediately after the accident. ,
Heche came to prominence for her Emmy-winning work in "Another World".
Starred in other screen roles including the HBO series "Hung" and films such as "Wag the Dog" and "Cedar Rapids".
She made headlines in the late 1990s for having an affair with comedian Ellen DeGeneres, when DeGeneres publicly came out as a lesbian.