Psychologist and Therapist in Nashua, New Hampshire Heather Gallagher, Psychologist

License: PhD

Provider Gender: Female

Ages Served: 0-10

Appointments: In-office and Telehealth

Manages Medications: No, provides therapy only

Psychologist and Therapist in Nashua, New Hampshire Heather Gallagher, PhD

Heather Gallagher, PhD

Dr. Gallagher is a psychologist who has been working with children and their families since 2001. She graduated from the University of Southern Mississippi with a degree in clinical psychological and completed a predoctoral internship at Children’s National Medical Center in Washington, DC. She then went on to complete a postdoctoral fellowship in pediatric psychology at The Cleveland Clinic, before joining Lifestance (formerly the Counseling Center of Nashua), here in Nashua, NH. Dr. Gallagher treats children and young adolescents and believes in a collaborative approach that includes parents/guardians and other key adults in a child’s life. She relies heavily on cognitive behavioral strategies in her work with children and their families. She particularly enjoys treating anxiety disorders, ADHD, and autism spectrum disorders. In her free time Dr. Gallagher enjoys reading and spending time with her husband, two daughters, and cats.


  • ADHD
  • Anxiety
  • Childhood Behavior Issues
  • Depression
  • Medical Conditions/Health Psychology
  • School Avoidance

Insurances Accepted

  • Aetna
  • Carelon (Beacon)
  • Elevance Health (Anthem BCBS)
  • Evernorth (Cigna)
  • Humana
  • MultiPlan (PHCS)
  • Optum (UnitedHealthcare)
  • Tricare East (Humana Military)


  • Cognitive Behavioral Therapy (CBT)
  • Parenting Skills


  • English



Please use our online form to schedule an appointment with Heather Gallagher. You can also call 603-689-7890 to have someone assist you.

Additional Providers At This Location