Main line Integrative Psychiatry

David Danish MD

Patient Resources

John Guardiani

John is a licensed professional counselor with a rich, multi systemic background in a variety of clinical settings including inpatient psychiatric, residential treatment, educational and outpatient settings. He enjoys working with patients of all ages and specializes in anxiety, depression, ADHD, and autism. In his work with children/adolescents, he is comfortable taking either a patient-centered or a family centered approach. In either case, he seeks to understand the strengths and needs of the entire family system, in addition to that of the child. His experience has included consultation in very difficult settings including inpatient acute psychiatric care, family court, foster care and adoption, as well as the juvenile justice system. John has a strong background in behavioral therapies including DBT, CBT and parent management training. John is often recognized by his patients and colleagues as kind, approachable and easily relatable. In his free time, John enjoys watching live music, snowboarding, and spending time with his family. To make an appointment with John, please email him at or contact us at 610-999-6414.

Emergency Resources

Crisis Numbers by County:

  1. Bucks County: 800.499.7455

  2. Chester County: 877.918.2100

  3. Delaware County: 855.889.7827

  4. Montgomery County: 855.634.4673

  5. Philadelphia County: 215.686.4420

  1. For more information on what to do in a crisis, please visit here:


HIPAA Information

Please see the below document for more information about your HIPAA rights at our practice: