Mary Ellen O'sullivan ED.D., Psychologist in North Chelmsford, Ma, 01863 |

Mary Ellen O'sullivan ED.D.

Psychologist | Clinical

10 Adams St North Chelmsford, MA 01863

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Are you Mary O'sullivan?

Mary Ellen O'sullivan ED.D.

Dr. Mary O'sullivan is a psychologist practicing in North Chelmsford, MA. Dr. O'sullivan specializes in the treatment of health mental problems, and helps people to cope with their mental illnesses. As a psychologist, Dr. O'sullivan evaluates and treats patients through a variety of methods, most typically being psychotherapy or talk therapy. Patients usually visit Dr. O'sullivan because they have been experiencing depression, anxiety, stress or anger for a significant period of time and are seeking help. Psychologists may perform a variety of exams and assessments to diagnose a mental condition.

Provider Details


  • Female


  • English