About Us

A multi-specialty team supporting the growth of healthy minds

About Mindsource Center

Meet our Team





Insurance: Premera, BCBS, Regence, Beacon Health, First Choice, Kaiser Permanente, United Healthcare

Carrie Sheppard, LMHC

Executive Director

Carrie is a licensed mental health counselor and has been a child and family therapist for over 20 years. Specializing in treating autism spectrum disorders for the past 10 years, she maintains a clinical practice, in addition to providing education, training and consultation services to parents and professionals, both locally and internationally.

<–Read More–>




Chelsea Corley M.Ed., BCBA, LBA

ABA Executive Director

Chelsea has been working with individuals with special needs for over 14 years. She received her Master’s in Early Childhood Special Education from the University of Washington in Seattle and has been a Board Certified Behavior Analyst since 2011. As a clinician, she has specialized in supporting learners with autism, ages 2-21, in home, school and community based settings.

When not supporting staff, learners with autism and their families, Chelsea enjoys spending time exploring outdoors with her husband and 3 children.

ABA Department

Phone – (253) 639-7146 • Fax (253) 639-7145

Carrie Sheppard, Owner

Chelsea Corley, BCBA, Executive Director

Michelle Nielsen, BCBA, Senior Program Supervisor

Noell Jankowski, BCBA Program Supervisor

Louelle Nadala, BCBA

Susan Smith, Administrative Assistant

Suzanne Clark, Billing

Our Team Members


Phone:  253-394-2885

Email:   dr.rudylorber@gmail.com

Insurance:  Only Private Pay

Dr. Rudy Lorber, Ph.D., ABPP, ABSNP


Dr. Lorber is a Pediatric Neuropsychologist who is nationally Board Certified by the American Board of Professional Psychology in Cognitive and Behavioral Psychology and in School Psychology. He is also Nationally Board Certified in School Neuropsychology. Dr. Lorber has over 30 years of experience providing comprehensive evaluations of children, adolescents, and young adults ..

<–Read More–>

Our Affiliates

Email: louise@mindsourcecenter.com

Insurance: Beacon Health, First Choice, MHN, Private Pay

Louise Harris

Perhaps you have been managing to hold things together but recently your life feels overwhelming. You may have considered therapy but don’t know where to start or what to expect. If you feel like you could benefit from talking to a calm experienced therapist we can work together to find your strengths and make sense of your struggles.

<–Read More–>

Micah Levenson Mindsource Center



Insurance: Premera, BCBS, Regence, First Choice, Lifewise

Micah Levenson


Office located in Tukwila, WA. Micah is a licensed independent clinical social worker and psychotherapist working with children, adolescents, and adults. He completed his undergraduate studies at Sarah Lawrence College and graduated top of his class with a Master’s degree from Yeshiva University’s Wurzweiler School of Social Work.

<–Read More–>

Sheri Stephens



1-253-632-1106 for information or appointments.

50 minute session: $70.00
90 minute session: $90.00

Open studio: 1-3 hours, $10.00/hr

(Income based fee scale available)

Sheri Stephens


Sheri Stephens has 15 years experience working for the Kent School District as a certificated teacher with a k-12 art and 4-12 English endorsements.

Sheri has over 40 years experience as an artist, producing and showing her own art, and mentoring and showing the art of other artists young and old.

Therapeutic Approaches:

Sheri Stephens prioritizes the needs, strengths, and values of each client through Person Centered Expressive Arts, Strengths Based, and Biopsychosocialspiritual approaches to mental Health and wellbeing.

Self-Care Brochure



Contracted provider with Premera

Out of Network Provider for Other Insurances.

Superbills provided for most services upon request.

HSA/FSA cards accepted for most services.

John Williamson

Owner/Lead Therapist at the Social Skills Laboratory, PLLC

PROMPT Level 1, SCERTS Model, Pivotal Response Treatment Level 1, Pro-ACT, Non-Violent Crisis Prevention (CPI), LSVT, Youth Mental Health First Aid, Lindamood Phoneme Sequencing Program for Reading, Spelling and Speech (LiPS)

John is a licensed clinical speech-language pathologist and the owner of a speech therapy practice providing home and community-based speech therapy sessions, language evaluations, peer/friendship groups and other consultative services. He has extensive experience working with students with autism, reading difficulties, speech and language delays and other communication-related challenges.

Serving the Seattle area for more than a decade.
The MindSource Center, LLC, is now a State of Washington licensed Counseling & Autism Treatment (ABA) Agency

Translate »
/* ]]> */