California physician Dr. Mark Chavez entered the plea during an appearance in a Los Angeles court Oct. 2, NBC News reported.

Mark Chavez, a doctor charged in connection with Matthew Perry's fatal overdose, has officially pleaded guilty to conspiring ...

Perry’s own assistant was among those charged for his death. Two doctors, a drug dealer, and an acquaintance of the Friends ...

One of two doctors charged with supplying ketamine to Matthew Perry pleaded guilty Wednesday to illegally distributing the ...

Dr. Mark Chavez, who was accused of illegally obtaining ketamine that was sold to Matthew Perry weeks before his death, had ...

A San Diego doctor charged in connection with Matthew Perry's fatal overdose has pleaded guilty to conspiring to distribute ...

In his plea agreement, previously obtained by PEOPLE, Chavez, who ran a ketamine clinic, said he sold the drug to Dr.

Mark Chavez, one of the two doctors charged in connection with “Friends” star Matthew Perry’s death, has pleaded guilty to ...

Mark Chavez obtained ketamine from his old clinic and a wholesale distributor through a fraudulent prescription.

One of the doctors responsible for helping supply Matthew Perry with ketamine, which contributed to the Friends actor’s death ...

A doctor who arranged to sell massive vials of ketamine for Matthew Perry in the month before his overdose death has entered ...

Chavez entered a guilty plea on October 2, nearly one year after the 'Friends' alum was found dead at home.