Former Congressman Mark Foley’s stay at an Arizona rehab center has been extended beyond the standard 30 days. Sources close to Foley tell ABC News he is still at the Sierra Tucson treatment center and is still going thru "the healing process." THE BLOTTER RECOMMENDS Foley Checked into Pricey Arizona Rehab Center DISCRETION ADVISED: The Instant Messages That Forced Congressman Mark Foley’s Resignation Click Here to Ask Brian Ross a Question The Florida Republican checked into Sierra Tucson on Oct. 1, two days after he resigned from Congress in disgrace. Today Foley’s attorney told the Associated Press that Foley will stay longer but did not specify how long. Sierra Tucson offers treatment for "Sexual Addiction/Compulsivity" and other psychiatric and behavioral issues as well as alcohol and drug abuse. In a statement released by his lawyer Oct. 2, Foley said, "I strongly believe that I am an alcoholic and have accepted the need for immediate treatment for alcoholism and other behavioral problems." At Sierra Tucson, patients take part in daily group therapy sessions. The center also offers lectures, meals and recreational activities, like hiking and horseback riding. A 30-day stay costs about $30,000. In addition to the former congressman, Sierra Tucson has treated a number of celebrities and is well-known in Hollywood circles. Actor Michael Douglas has talked about undergoing treatment there for alcohol abuse in 1992; Julie Andrews says she checked in for grief counseling in 1997.