Psychologist | Pasadena, CA

David Lorentzen, Psy.D.

595 E Colorado Blvd., Suite 403

Pasadena, CA 91101

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 Psychologist | PSY23226

Welcome to the website of Dr. Dave Lorentzen. I am a Licensed Psychologist with a private practice in Pasadena, CA. As both an adult psychologist and child psychologist, I specialize in therapy for children, teens, families, and adults as well as psychological testing and assessment for learning disabilities, ADD or ADHD, and other mental health concerns.


When providing therapy for children and teens, I can help with:

  • Building self-confidence
  • ADD and ADHD (Attention Deficit Hyperactivity Disorder) or other attention problems
  • Autism and Asperger's Disorder
  • Depression and mood swings
  • Social Skills and building lasting friendships
  • Learning to handle conflicts appropriately
  • Behavior problems at home or at school
  • Angry Outbursts and Anger Management
  • Bullying or being victimized by bullies
  • Anxiety, separation anxiety, and general worries
  • Child Obsessive Compulsive Disorder (OCD)
  • Dealing with divorce
  • Challenges unique to gifted children

I also provide Parenting Support Training for:

  • Managing difficult behaviors
  • Improving parental effectiveness
  • Supporting teamwork and communication between parents
  • Setting and maintaining appropriate limits
  • Changing negative interaction patterns
  • Improving parent-child relationship
  • Supporting positive behavior and growth

With adults, I specialize in Cognitive Behavioral Therapy (CBT) for:

  • Depression and Sadness - from overwhelming depression to a nagging sense of self-doubt
  • Adult ADD and ADHD
  • Obsessive Compulsive Disorder (OCD)
  • Phobias and intense fears
  • Panic Attacks
  • Trichotillomania


As well as traditional counseling for adults seeking help with:

  • Handling major life transitions
  • Improving troubled or empty relationships
  • Spurring personal growth and development

I also conduct Group Therapy:

  • The GOALS Group - A therapy group for children focusing on social skills, anger management, and impulse control. Groups for several different ages are available.

I work hard to be supportive, helpful, and available for those who work with me and you can expect to have the same experience. Please call or email me with questions or to get started.

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