About Me

Welcome to the practice. Dr. O’Callaghan has been in practice in Maryland for thirty years.  She owned a group practice in Lutherville for twenty-five years and has been practicing in Anne Arundel County for twenty years.   Dr. O’Callaghan offers a full range of mental health services to individuals and families in Maryland.

The main office location is now four miles off of Route 50, in Severna Park MD.


  • Doctor of Psychology (Psy.D. )  Baylor University, 1982
  • Internship in Medical Psychology,  Johns Hopkins School of Medicine, 1981-1982
  • Bachelor of Arts (BA), Duke University, 1975


  • Maryland Licensed Psychologist (#1753)
  • American Psychological Association, Member  
  • National Register of Health Service Providers in Psychology
  • Anne Arundel Psychological Association, Member


  • Al Wellner, Senior Career Lifetime Achievement Award
  • National Register of Health Service Providers in Psychology, 2006.