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Harry Ossolinski, M.S., Student
570-316-6247 ext 339
Old Forge, PA

Harry Ossolinski is a third-year doctoral student in Marywood University’s Psy.D. program, originally hailing from Nashville, Tennessee. He received his bachelor’s degree in psychology and philosophy from Lehigh University in Bethlehem, PA, before moving to Scranton. He has previously worked as a student-therapist in Marywood University’s Psychological Services Center, a community clinic providing individual therapy for a variety of mental health conditions and presentations.

As a clinical intern, Harry provides individual therapy services at Tiffany Griffiths PsyD & Associates, Inc. His approach is integrative, allowing for a flexible approach to treatment depending on the needs of a given client. Harry’s eclectic therapeutic approach includes techniques and orientations such as Cognitive-Behavioral Therapy, Cognitive Trauma Therapy, various mindfulness techniques, exposure and response prevention, anger/distress management, and social skills training. He also has experience in objective psychological assessment. Harry has a passion for meeting clients “where they are at,” especially treating those who may be skeptical of therapy in the first place.

Specialties & Interests


  • Depressive Disorders
  • Anxiety Disorders
  • Obsessive-Compulsive disorder


  • Trauma and Stressor-Related Disorders
  • Posttraumatic Stress Disorder
  • Personal Development
  • Medical Issues
  • Men’s Therapy
  • Distress Management


  • Individual Therapy
  • Psychological Assessment

Evidence-Based Therapies:

  • Cognitive-Behavioral Therapy
  • Cognitive Trauma Therapy
  • DBT Skills (anger/distress management)
  • Assertiveness Training
  • Behavioral Activation
  • Exposure Therapy
  • Mindfulness
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