3 Doors Down Ex-Guitarist Arrest Made in Overdose Death

11/22/2016 5:50 PM PST

Arrest Made In Overdose Death of 3 Doors Down Ex-Guitarist

Cops have arrested a doctor in connection with the death of former 3 Doors Down guitarist Matt Roberts.

Roberts died from a prescription drug overdose and West Bend, Wisc. Police believe the source of the drugs was an Alabama physician -- Dr. Richard Snellgrove. He's now been indicted for illegal drug distribution.

Snellgrove reportedly prescribed 5 different controlled substances in the names of different individuals, but prosecutors allege the intended recipient for all the meds was Roberts.

TMZ broke the story ... Roberts died in August at the age of 38.