County resource guide
Dewey County, South Dakota
Local providers, school contacts, and support services for autism families in Dewey County. South Dakota statewide resources also apply.
Local providers
5 listedDiagnostic clinics
Formal autism evaluations by developmental pediatricians, psychologists, or neuropsychologists.
Timber Lake · multi-county
Indian Health Service — Cheyenne River Service Unit
The IHS Cheyenne River Service Unit serves enrolled Cheyenne River Sioux Tribe members in Dewey County. For autism evaluations, IHS staff can coordinate referrals — typically to Pierre or Rapid City given extreme distance from Sioux Falls.
Dewey County is extremely rural. Telehealth is critical for all specialty services.
Early Intervention (0–3)
Free services for children under 3 under IDEA Part C.
Timber Lake · multi-county
South Dakota Birth to 3 — Dewey County
South Dakota's Part C early intervention program for children birth–3 in Dewey County. Services are delivered in-home across this remote reservation county at no cost to eligible families.
FREE under IDEA Part C for eligible children birth to age 3.
ABA therapy
Applied Behavior Analysis therapy — typically requires insurance authorization.
Timber Lake · multi-county
Centria Autism — Telehealth ABA (Dewey County)
Telehealth ABA therapy is the primary ABA option for families in Dewey County on the Cheyenne River Sioux Reservation. BCBA-supervised parent training and behavior support. SD Medicaid and IHS-referred services accepted.
In-person ABA is unavailable locally. Telehealth is covered by SD Medicaid.
Parent & family support
Parent groups, sibling programs, and family peer support.
Timber Lake
Autism Society of South Dakota
South Dakota's statewide autism chapter provides resource navigation and online community support for Dewey County families. Online peer support is especially important given the extreme isolation of the Cheyenne River Reservation.
Advocacy & legal
Legal advocates, special education advocates, and disability rights organizations.
Timber Lake · multi-county
South Dakota Parent Connection
Free IEP advocacy and one-on-one support from SD's federally funded PTI for Dewey County families. Remote consultation by phone or video is the primary mode of support in this extremely isolated reservation community.
FREE. Federally funded PTI. Remote support available — in-person is not feasible from Timber Lake.
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See all South Dakota resources
Waivers, PTI centers, and state programs apply to all families in South Dakota.
South Dakota state guide →