Mark Steenwyk, PsyD

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Mark Steenwyk, PsyD

Mark Steenwyk, PsyD

Dr. Steenwyk is a fully licensed psychologist who specializes in treating depressive and anxiety disorders in adults. Dr. Steenwyk also treats many individuals struggling with adjustment difficulties, anger/aggression problems, and men’s issues. Dr. Steenwyk is the program lead of the Healthy Living Group, an innovative group treatment program for individuals with moderate to severe mood disorder symptoms. Dr. Steenwyk is also the program lead for the Caledonia DBT program, which focuses on treatment for persistent issues with mood regulation.

Dr. Steenwyk earned a BA in Psychology and a BA in Philosophy from Calvin College and completed his graduate training at Fuller Theological Seminary, where he earned a doctorate in Clinical Psychology and a master’s in Christian Leadership. Dr. Steenwyk is a professional member of the Association for Contextual Behavioral Science and is highly proficient in the acceptance and commitment therapy (ACT) treatment model. Dr. Steenwyk is also fully trained in dialectical behavior therapy (DBT).


  • Anxiety Disorders
  • Family, Parent, and Child Issues
  • Mood Disorders (Depression / Bipolar Disorder)
  • Panic Disorder
  • Pornography / Sexual Addiction
  • Social Phobia
  • Spiritual / Religious Issues

Patient Ages

  • Adolescent
  • Adult
  • Children


Blog posts written by Mark Steenwyk, PsyD

Is the news stressing you out? Tips for surviving the negative news cycle.

Posted on: Sep 08, 2016

Exploring the Benefits of Group Therapy

Posted on: Aug 25, 2016