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Treatment centers that accept Medicaid in Washington

380 treatment centers. Facilities whose SAMHSA listing names Medicaid among the payments they accept. Ask whether they take your Medicaid plan.

City lists

All 380 in Washington

Common questions

Treatment centers that accept Medicaid in Washington: how many are there?

SAMHSA’s FindTreatment.gov directory lists 380 treatment centers in Washington that match (83% of the 459 listed in the state). Facilities whose SAMHSA listing names Medicaid among the payments they accept. Ask whether they take your Medicaid plan.

Which cities in Washington have the most?

Spokane (37), Seattle (32), Yakima (18), Tacoma (16) and Everett (15).

All treatment centers in Washington Drug and alcohol treatment (rehab)Mental health treatment centersDetox centersResidential and inpatient treatmentTreatment centers that accept MedicareFree and low-cost treatmentTreatment centers with services in SpanishOpioid treatment programs (methadone clinics) Treatment centers that accept Medicaid: all states Hospitals in Washington Addiction and mental health treatment centers

Source: SAMHSA, FindTreatment.gov (National Directory of Mental Health and Substance Use Treatment Facilities), retrieved 2026-11-11. SAMHSA publishes no separate release date for this live directory. The directory has no quality ratings, and this list is not a ranking or a recommendation. Methodology