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Donald Cassidy

NJ Psychologist 35SI00512800
Credentials
NJ Psychologist 35SI00512800
NPI Number
1770511347
Location
New Jersey
Languages
English
Donald Cassidy
35 years experience

About Donald Cassidy

As a licensed therapist in New Jersey, I bring 35 years of compassionate clinical experience supporting individuals through life’s complex challenges. My practice centers on helping clients navigate diverse mental health concerns, with specialized expertise in depression, anxiety, stress management, and personal growth.

I offer a supportive, empathetic approach that addresses a wide range of experiences—from social anxiety and workplace stress to midlife transitions, trauma recovery, and interpersonal dynamics.

My therapeutic style emphasizes understanding, respect, and collaborative healing. I’m committed to creating a safe, affirming space where clients can explore their experiences, develop resilience, and rediscover their sense of purpose. Whether you’re struggling with mood disorders, relationship challenges, or seeking personal development, I’m dedicated to walking alongside you with genuine care and professional guidance.

I have specialty training in many modalities and will help you to select one for our work. I have specialty training in the following modalities and diagnostic categories: IFS, DBT, CBT, Jungian, Motivational Interviewing, Rogerian-Supportive, PCTI, and other approaches for helping adults with a wide variety of challenges including to ADHD, anxiety, depression, etc.

I have also worked with adults who use American Sign Language or Signed English or Total Communication.

Licenses

Psychologist
35SI00512800

Professional experience

  • ADHD
  • Career difficulties
  • Depression
  • Self esteem
  • Stress, Anxiety

Additional Focus Areas

  • Abandonment
  • Aging and geriatric issues
  • Attachment issues
  • Autism and Asperger Syndrome
  • Blended family issues
  • Caregiver issues and stress
  • Chronic pain, illness, and disability
  • Codependency
  • Coping with natural or human-caused disaster
  • Dependent personality
  • Family of origin issues
  • Fatherhood issues
  • First responder issues
  • Forgiveness
  • Hearing impaired
  • Intellectual disability
  • Isolation / loneliness
  • Life purpose
  • Men's issues
  • Midlife crisis
  • Mood disorders
  • Multicultural concerns
  • Obsessions, compulsions, and OCD
  • Panic disorder and panic attacks
  • Personality disorders
  • Post-traumatic stress
  • Prejudice and discrimination
  • Seasonal Affective Disorder (SAD)
  • Sexual assault and abuse
  • Social anxiety and phobia
  • Veteran and Armed Forces Issues
  • Workplace issues
  • Young adult issues

Languages

  • English
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