Inpatient Rehab


Our 62-bed inpatient facility is licensed to treat Substance Use Disorders and clients with a DUAL Diagnosis. We treat men and women 18 years of age and older. Greenbriar Treatment Center accepts most major insurances and Medicaid policies. For people without insurance, we are able to guide you to appropriate funding sources and self-pay arrangements are also available.

Our Areas of Expertise



Greenbriar has a brand new, sate-of-the-art detox facility to treat up to 14 patients in a beautiful, quiet, medically safe environment. The detox program is conveniently located on the grounds of our Inpatient facility. Detoxification can last from 3-7 days depending on the medical needs of our patients. Heroin, Alcohol, and Prescription Pills are a few of the drugs that may require detox prior to being transferred to an Inpatient level of care.


Inpatient Rehab

Greenbriar Treatment Center has been treating addiction since 1985. Located in Washington County, our Inpatient facility is licensed for Substance Abuse and Dual Diagnosis Treatment. Our Inpatient program can provide quality care for up to 62 patients at any given time.


Day Partial and Intensive Outpatient

Greenbriar has seven Outpatient sites throughout Southwestern Pennsylvania. Each Outpatientt facility offers Day Partial and Intensive Outpatient levels of care. Several sites offer Evening treatment to accommodate the needs of our patients.


Halfway House

The Lighthouse for Men and the Lighthouse for Women are gender specific halfway houses located in Washington County. Both are licensed for Dual Diagnosis treatment. Each facility can treat up to 25 patients in a safe and home-like environment.