County resource guide
Lewis County, Washington
Local providers, school contacts, and support services for autism families in Lewis County. Washington statewide resources also apply.
Local providers
6 listedDiagnostic clinics
Formal autism evaluations by developmental pediatricians, psychologists, or neuropsychologists.
Centralia · multi-county
Providence Centralia Hospital — Developmental Services
Providence Centralia Hospital provides primary care and developmental referrals for Lewis County. For comprehensive autism evaluations, Lewis County families typically access Providence Medical Group in Olympia (~35 miles north) or Seattle Children's.
Ask your pediatrician for a referral to Providence Olympia or Seattle Children's for comprehensive autism evaluations.
Early Intervention (0–3)
Free services for children under 3 under IDEA Part C.
Chehalis
Lewis County Birth to Three
IDEA Part C Early Intervention for Lewis County children under 3. Free developmental evaluations and home-based services. No diagnosis required — services available before age 3 for children with developmental delays.
FREE under federal law. Home-based services reach families across rural Lewis County.
ABA therapy
Applied Behavior Analysis therapy — typically requires insurance authorization.
Longview · multi-county
Hopebridge Autism Therapy Centers — Longview
Center-based ABA therapy serving Cowlitz County families in Longview and Kelso. BCBA-supervised programs with individualized treatment plans. Accepts Apple Health (Washington Medicaid) and commercial insurance under Washington's ABA mandate.
Washington requires commercial insurance to cover ABA therapy.
Chehalis · multi-county
Learning Tree ABA — Lewis County
ABA therapy serving Lewis County through the South Puget Sound region network. Center- and home-based services with BCBA supervision. Washington's insurance mandate requires commercial insurers to cover ABA.
Washington requires commercial insurance to cover ABA therapy.
Olympia · multi-county
Learning Tree ABA — Olympia
Center- and home-based ABA therapy serving the South Puget Sound region. BCBA-supervised with individualized programming for early learners and school-age children. Washington state insurance mandate requires commercial insurers to cover ABA.
Washington requires commercial insurance to cover ABA therapy.
Advocacy & legal
Legal advocates, special education advocates, and disability rights organizations.
Chehalis
Washington PAVE — Lewis County Support
Free IEP advocacy and special education support from Washington's federally funded PTI for Lewis County families. Phone and virtual services make this accessible for rural families throughout Lewis County's dispersed communities.
FREE. Federally funded PTI. Remote support available.
For providers
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See all Washington resources
Waivers, PTI centers, and state programs apply to all families in Washington.
Washington state guide →