In crisis? Call or text 988 (Suicide & Crisis Lifeline) or 911. SAMHSA's National Helpline: 1-800-662-HELP (4357) — free, confidential, 24/7.

Flandreau Santee Sioux Tribe

Flandreau Santee Sioux Tribe is an addiction treatment facility at 403 West Broad Avenue in Flandreau, South Dakota, offering partial hospitalization or residential treatment, outpatient treatment, and medication-assisted treatment, according to its SAMHSA FindTreatment.gov listing as of November 5, 2026. The same record also lists opioid treatment medications. Payment options listed in the record include Federal military insurance (e.g., TRICARE), Federal, or any government funding for substance use treatment programs, IHS/Tribal/Urban (ITU) funds, and Medicaid. The directory lists 605-997-3844 as the facility's phone number. All details on this page come from that federal record and should be confirmed directly with the facility.

403 West Broad Avenue, Flandreau, SD, 57028

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Contact & Location

Address: 403 West Broad Avenue, Flandreau, SD, 57028

Phone: 605-997-3844

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Services & Programs

Treatment Types

  • Opioid Medication Service Components
  • Opioid Treatment Medications
  • Outpatient
  • Partial Hospitalization / Residential
  • Substance Use Medication-Assisted Treatment

Insurance & Payment

  • Federal military insurance (e.g., TRICARE)
  • Federal, or any government funding for substance use treatment programs
  • IHS/Tribal/Urban (ITU) funds
  • Medicaid
  • Medicare
  • Private health insurance
  • SAMHSA funding/block grants
  • State-financed health insurance plan other than Medicaid

Other facilities in South Dakota

View all Flandreau facilities →

Levels of care this record lists, across South Dakota: Residential · Medication-Assisted Treatment · Outpatient · Partial Hospitalization (PHP)

Need Help Deciding?

Contact Flandreau Santee Sioux Tribe directly at 605-997-3844, or call the SAMHSA National Helpline for free, confidential referrals 24/7.

SAMHSA Helpline: 1-800-662-HELP
Disclaimer: Facility information on this page is sourced from the SAMHSA FindTreatment.gov directory and provided for informational purposes only. Rehab Connect USA is an independent directory and is not affiliated with, does not endorse, and does not guarantee the quality of care at any listed facility. Verify services, licensure, and insurance acceptance directly with the facility before making treatment decisions. If you or someone you know needs immediate help, call the SAMHSA National Helpline at 1-800-662-HELP (4357) -- free, confidential, 24/7.

Last checked against FindTreatment.gov: November 5, 2026.