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Who We Are

Woburn Pediatric Psychological Services (WPPS) is a private behavioral health practice serving patients and families of Woburn & North Andover Pediatric Associates. We started this practice in response to the critical need for mental health services and in hopes of providing our families with easier access to quality care.

What We Do

Our providers support the mission and goals of Woburn and North Andover Pediatric Associates by providing behavioral health services to its patients via psychiatric care and therapy.

Our Providers

Lauren Avery, MD

Lauren Avery, MD

Medical Director


Dr. Lauren Avery joined our practice in January 2015. She completed her undergraduate degree at Wesleyan University, graduate school at Columbia University Teachers College, and medical school at The George Washington University School of Medicine. Dr. Avery’s residency training in adult psychiatry was completed at the Harvard Longwood Psychiatry Residency Program and her fellowship training was completed at the Massachusetts General Hospital Child and Adolescent Psychiatry Residency Training Program.

Dr. Avery also serves as the Medical Director.

Karen Saroca, MD

Karen Saroca, MD


Dr. Karen Saroca joined our practice in October 2017. She completed both her undergraduate and graduate degrees at the University of California in San Diego, CA and her medical school at Temple University in Philadelphia, PA. Dr. Saroca’s residency training was completed at Tufts Medical Center in Boston, MA. She is triple board certified in Pediatrics, Adult Psychiatry, and Child and Adolescent Psychiatry.

Sophia Tollefson, PMHNP-BC

Sophia Tollefson, PMHNP-BC


Sophia Tollefson, PMHNP joined our practice in October 2022. She completed her master’s in Psychiatric-Mental Health Nursing at the Yale School of Nursing and her undergraduate degree at The George Washington University. Sophia completed her clinical training at the Yale Child Study Center in outpatient child-adolescent psychiatry and the IICAPS program for intensive in-home individual and family therapy.