Dr. Kathleen L. Nadelson Psy.D.

EMDR Trained and a Certified Irlen Screener, Dr. Nadelson has worked in the mental health field since 2006. She earned her Doctorate degree in Clinical Psychology from the Texas School of Professional Psychology at Argosy University, and a Bachelor’s Degree from Saint Edward’s University. She is a credentialed health service psychologist with the National Register of Health Service Psychologists and is also the founder and owner of Psychological Services of North Texas.

Her previous experience includes facilitating weekly therapeutic groups to children who have experienced and/or witnessed family violence, and provided children with crisis intervention, safety planning, child play therapy, and Rogerian therapy to treat a multitude of childhood issues, anxiety disorders, and abuse issues.


Her specializations include psychological assessment and treatment for ADHD, Autism, behavioral disorders, depression, anxiety, PTSD, and learning disorders as well as presurgical psychological evaluations for bariatric and spinal cord stimulator patients. She is particularly passionate about working with survivors of physical or sexual abuse, domestic violence, as well as with individuals facing LGBTQ issues, such as oppression and discrimination. In her clinical practice, she delivers Eye Movement Desensitization and Reprocessing (EMDR), Cognitive Behavioral Therapy (CBT), and other evidence-based treatments to adult, adolescent, and child clients.

A native Texan, Dr. Nadelson enjoys spending time with her family and friends, traveling, the beach, Club Pilates, Noom, and volunteer work. 

*Client Hours*

-Tues/Wed/Thurs 9am-5pm (4pm latest session).

-Friday 9am-1pm (12pm latest session).

  • Trauma/Domestic Violence

  • Psychological Assessment


7135 Colleyville Blvd. Suite 101

Colleyville, TX 76034


T: 817-416-7169

F: 817-416-7175

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Contact with Psychological Service of North Texas via email or telephone does not constitute a therapeutic relationship.  Until you and the psychologist have both agreed to proceed with therapy or testing, and have both signed required paperwork, you are not a client with Psychological Services of North Texas.  If you are experiencing a mental health crisis, you may call the Suicide and Crisis Center of North Texas at 214-828-1000.  If you are in imminent danger of harming yourself or someone else, call 911 and wait for instruction, or proceed immediately to a nearby emergency room. 

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Psychological Services of North Texas