Psychiatric Nurse Practitioner

Ms. Johnston is a graduate of Columbia University and has had post-graduate training in Family Therapy. She has also completed Fellowship Training at Memorial Sloan Kettering Cancer Center. Ms. Johnston has taught Family Therapy at Columbia University and New York University.

Private Practice

Ms. Johnston offers a comprehensive, holistic approach to psychiatric care. She has an expertise in psychiatric evaluations and medication management.  Ms. Johnston frequently works with therapists who refer their patients for evaluations for medication.  She is also an experienced psychotherapist and mind body practitioner.


Eye Movement Desensitization and Reprocessing is a highly effective treatment for trauma and PTSD (Post Traumatic Stress Disorder). The EMDR treatment has found widespread acceptance by the medical community and is highly  endorsed by the American Psychiatric Association.

About Me

Diane Johnston is a Psychiatric Nurse Practitioner who has been in private practice for 22 years. Ms. Johnston specializes in psychiatric evaluations, medication management, psychotherapy and EMDR for the treatment of trauma. She works with adolescents, adults and families. Ms. Johnston offers a treatment approach that is comprehensive, holistic and patient focused. She has had extensive training in the area of mind body medicine where she also offers mindfulness and meditation training.