Moving from Illinois to Washington: Your ABA Therapy Transition Guide

10 min read · Updated June 2026 · Get ABA Therapy editorial team

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In short: Moving from Illinois to Washington for ABA therapy requires understanding the differences between state Medicaid programs (Illinois HFS vs. Washington Apple Health) and provider licensing. Start the transition early by contacting your current BCBA, updating insurance, and using a free matching service like Get ABA Therapy to find vetted Washington providers.

Key takeaways

  • Washington ABA providers must be BCBA-led and licensed by the state.
  • Apple Health (Medicaid) covers ABA but requires a new authorization after moving.
  • Transfer records and begin provider intake 30-60 days before your move.
  • Wait times vary by region; a free matching service can speed up placement.

Introduction

Moving from Illinois to Washington is a big step, and if your child receives Applied Behavior Analysis (ABA) therapy, you likely have questions about how to continue their care without interruption. Each state has its own licensing rules, Medicaid programs, and provider networks. This guide will walk you through the key differences between Illinois and Washington, explain how to transfer insurance and medical records, and show you how a free matching service like Get ABA Therapy can connect you with vetted, BCBA-led providers in your new Washington community.

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Understanding ABA Therapy in Illinois vs. Washington

Licensing and Provider Requirements

Illinois licenses ABA therapists through the Illinois Department of Financial and Professional Regulation (IDFPR). A BCBA (Board Certified Behavior Analyst) must hold an Illinois LBA (Licensed Behavior Analyst) credential to practice. Washington, on the other hand, licenses behavior analysts through the Washington State Department of Health. A BCBA must hold a Washington Behavior Analyst license. This means that even if your child's current Illinois BCBA is excellent, they cannot provide services remotely after you move unless they obtain a Washington license. You will need to find a new local provider.

Insurance Coverage and Medicaid

Illinois's Medicaid program is called Healthcare and Family Services (HFS) and includes the Illinois Autism Insurance Mandate, which covers ABA for children under 21. Washington's Medicaid program is named Apple Health. Apple Health covers ABA therapy for eligible children with an autism diagnosis, but the process for obtaining authorization may differ. If your child has private insurance, check whether your plan is a national carrier (like Cigna or UnitedHealthcare) that can transfer to Washington, or if you need a new policy. The state's mental health and autism parity laws ensure coverage, but you must verify network participation.

If your child is on Illinois HFS Medicaid, you will need to reapply for Apple Health once you establish residency in Washington. Washington uses the same income and asset guidelines as other states, but you must show proof of Washington address. Once enrolled, you can select a managed care plan (such as Coordinated Care, Amerigroup, or Community Health Plan of Washington) that covers ABA. Contact the Washington Health Benefit Exchange at wahealthplanfinder.org or call 1-855-923-4633 to start your application. For children with special needs, the Apple Health Core Connections program may offer additional support.

Important: ABA authorization does not automatically transfer. The new Washington BCBA will need to conduct a new assessment and submit a treatment plan for approval. You can ask your Illinois BCBA to prepare a transition summary to expedite this process.

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Finding a New BCBA-Led Provider in Washington

Start Early: The 30- to 60-Day Window

Begin your search at least 30 to 60 days before your move. Contact your Illinois BCBA to request a copy of your child's treatment records, including the most recent behavior plans, assessment reports, and progress data. Then, use a free matching service like Get ABA Therapy to get connected with vetted Washington providers. The service asks about your location, insurance, and child's needs, then matches you with BCBA-led clinics that have availability.

Understand Wait Times

Demand for ABA therapy in Washington is high, especially in the Seattle-Tacoma metro area and the Spokane region. Wait times can range from a few weeks to several months, depending on the provider and your insurance. Starting early and using a matching service can help you secure a slot sooner. Some areas like King County may have longer waits, while rural counties might have fewer options but shorter lists.

Verify Insurance Participation

When you receive provider matches, confirm that they accept your child's insurance (Apple Health or private plan). Washington law requires all private insurers to cover medically necessary ABA for autism, but the provider must be in-network or you may need a single-case agreement. Get ABA Therapy verifies insurance coverage upfront, saving you time and frustration.

Early Intervention in Washington: ESIT

If your child is under 3 years old, Washington's Early Support for Infants and Toddlers (ESIT) program is the entry point for evaluation and services, including ABA. ESIT is part of the state's Department of Children, Youth, and Families. Once your child is determined eligible, an Individualized Family Service Plan (IFSP) is created, which may include ABA as a covered service. You can contact your local ESIT coordinator through the Washington State Department of Health. For children over 3, the school district may provide special education services under an Individualized Education Program (IEP), but ABA is typically covered through private insurance or Apple Health rather than the school system.

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Practical Tips for a Smooth Transition

  • Notify your current provider immediately. They can help with record release forms and taper services if needed.
  • Check your child's current treatment authorization end date. You may need a short extension to cover the move week.
  • Gather all important documents: Recent assessment, behavior plan, progress reports, insurance cards, patient summary.
  • Update your address with insurers and the Washington Health Benefit Exchange as soon as you have a Washington address.
  • Schedule a "transition call" with the new BCBA before services start to discuss goals, strategies, and any changes in environment.
  • Prepare your child for the move using social stories or visual schedules. Talk about the new therapy location.

Common Mistakes to Avoid

  • Waiting too long to start the search. Even with a matching service, provider availability can be limited.
  • Assuming your Illinois BCBA can continue virtually. Washington requires a locally licensed BCBA for ongoing therapy.
  • Overlooking prior authorization requirements. Many insurers need a new treatment plan before approving sessions.
  • Not checking if the new clinic is BCBA-led. Some agencies under supervision may not meet your child's needs. Get ABA Therapy only matches with clinic-based, BCBA-led programs.
  • Forgetting to update your Early Intervention referral. If your child is under 3, you must connect with ESIT in Washington for continued services.

Final Thoughts

Moving from Illinois to Washington with a child in ABA therapy can feel overwhelming, but with careful planning and the right resources, you can achieve continuity of care. Remember that you are not alone-free matching services like Get ABA Therapy are designed to simplify the process. We connect families with vetted, BCBA-led providers who understand Washington's licensing and insurance landscape. Start your search today, and let us help you make this move a positive step forward for your child's development.

About this guide. Written and reviewed by the Get ABA Therapy editorial team. This article is general educational information, not medical advice - please consult a qualified professional such as a BCBA or your pediatrician about your child's needs. Last updated June 2026.

Frequently asked questions

How do I transfer my child's ABA therapy from Illinois to Washington?

Begin by requesting your child's records from the Illinois BCBA, then contact your insurance to understand coverage requirements. Use a free matching service like Get ABA Therapy to find Washington providers. The new provider will need to conduct a new assessment and obtain prior authorization before starting services.

Does Washington's Apple Health (Medicaid) cover ABA therapy?

Yes, Apple Health covers ABA therapy for eligible children with an autism diagnosis. You must reapply for Medicaid after moving to Washington and select a managed care plan that includes ABA. A new authorization will be required through the new provider.

How long does it typically take to get ABA services after moving to Washington?

Wait times vary by region and provider. In metropolitan areas like Seattle, you might wait a few weeks to a few months. Starting your search early and using a matching service can help reduce delays. Rural areas may have fewer providers but shorter wait lists.

What is ESIT and how does it relate to ABA for children under 3?

ESIT stands for Early Support for Infants and Toddlers, Washington's early intervention program. It provides evaluations and services, including ABA, for children under 3 with developmental delays or disabilities. An IFSP is created, and ABA can be included as a covered service.

Do I need a new prescription or referral for ABA in Washington?

Most likely yes. Washington insurers typically require a recent autism diagnosis (ICD-10 code F84.0) and a prescription or referral from a licensed physician, psychiatrist, or developmental pediatrician. Check with your new provider and insurance for specific requirements.

Can Get ABA Therapy help me find a provider in Washington if I'm still living in Illinois?

Absolutely. The Get ABA Therapy matching service is available to families across the country. You can submit your information before your move, and we'll connect you with vetted, BCBA-led clinics in your new Washington area so you have options ready when you arrive.

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