About Mirmont Treatment Center | Main Line Health


We provide medically monitored detoxification, inpatient substance use and dual diagnosis rehabilitation, partial hospitalization programs intensive outpatient programs and outpatient programs for adults and adolescents aged 14 and up. We also offer psychiatric evaluations, medication management and medicated treatment for alcohol and substance dependency. 

Mirmont Treatment Center is located on 33 acres in Delaware County, Pennsylvania, in a spacious facility that includes treatment areas for individual and group therapy, a fitness center and 900-square-foot meditation hall. 

We have helped thousands of people on the journey to recovery and healing. Each patient is our neighbor, and we’ll help you on the road to recovery one step at a time. We invite you to reach out to us and learn more about how we can help you. 

Our mission

Mirmont Treatment Center is dedicated to providing compassionate, quality treatment to all those affected by alcohol and drug dependency and other mental health issues. 

For over 25 years, we have helped thousands of people and their families begin the recovery journey. Mirmont Treatment Center provides a comprehensive continuum of inpatient and outpatient services for people seeking help for addiction, many of whom suffer from a co-occurring psychiatric disorder. 

Our values 

Treatment at a Main Line Health facility means exemplary human care, and Mirmont Treatment Center is no exception. We believe in:  

  • Clinical excellence 
  • Compassion 
  • Integrity 
  • Mindfulness 
  • Respect for all
  • Service to the community 

Financial / Coverage information

Mirmont Treatment Center is a network provider for most commercial insurance plans. We also offer very competitive self-pay rates. Our insurance experts are here to help. They’ll verify your benefits and make sure you understand your coverage and any out-of-pocket costs associated with your plan.  

No insurance or not sure how to pay for treatment? Our financial counselors are available to discuss flexible payment options and help remove any barriers to care. Please call 888.227.3898 with any questions. Mirmont is an equal opportunity care provider. 

Mirmont Treatment Center hours

Admissions to Mirmont Treatment Center are conducted 24 hours a day, seven days a week. 

Our admissions office is open Monday through Friday, 7 a.m. – 11 p.m. and Saturday and Sunday, 8 a.m. – 8 p.m. and our nursing team is available overnight. Our admissions specialists will complete a brief phone assessment, verify insurance, and review any out-of-pocket costs that may be associated with your benefits. We’ll answer all questions you have and ensure you can make an informed decision about your treatment options. All information is kept confidential and there is no obligation when you call. 

Take a tour of Mirmont Treatment Center

We know how much it matters when you’re choosing inpatient drug and alcohol rehab, from the warmth and expertise of the staff to the rehab facility, location and grounds. We invite you to visit us at our main campus in Lima, Pennsylvania, just outside of Philadelphia, situated on 33 wooded acres with lots of open space. 

Ready to get started on the road to recovery? Call 1.800.846.4656