Haley Mazzarella

Central Square therapist Haley Mazzarella

Haley is a clinical psychologist with extensive experience working with high-school, college and postgraduate students. She specializes in working with clients on issues related to identity, depression, trauma, grief and relationships. Haley works with people from all cultural and religious backgrounds and those who identify as LGBTQQIA+

Haley's approach is a good match if you are looking for long-term, transformational change. She will guide you through a process of understanding how past experiences have shaped patterns of behavior, and how you can improve your life by adjusting to those patterns. 

Haley's office is conveniently located in the heart of Central Square in Cambridge, and she has evening hours available. 





  • Depression
  • Gender or sexuality
  • Relationships
  • Grief
  • Trauma


552 Massachusetts Avenue
Suite 202
Cambridge, MA 02193



  • Cost per session: $170
  • A reduced rate may be offered for clients with demonstrated need
  • Eligible for out-of-network benefits if you have a PPO plan from certain insurances


  • Clinical Psychologist
  • PsyD, William James College