Medicaid & Addiction Treatment

Medicaid covers substance use disorder treatment for millions of Americans. Coverage varies by state — find your state in the table below.

Need immediate help? SAMHSA National Helpline: 1-800-662-4357 — free, confidential, 24/7. They can help you find Medicaid-covered treatment near you.

How Medicaid Covers Addiction Treatment

Medicaid is a joint federal-state program that provides health coverage to low-income individuals and families, including children, pregnant women, elderly adults, and people with disabilities. For addiction treatment, Medicaid can be transformative — it often covers services with little to no out-of-pocket cost to the enrollee.

The Affordable Care Act (ACA) designated substance use disorder treatment as an Essential Health Benefit, which means Medicaid programs must cover SUD services. Additionally, the ACA gave states the option to expand Medicaid eligibility to adults earning up to 138% of the federal poverty level. In expansion states, hundreds of thousands more people became eligible for covered treatment.

Medical Detoxification

Hospital or residential detox to safely manage withdrawal from alcohol, opioids, and other substances.

Inpatient / Residential Treatment

24/7 care in a residential facility. Coverage duration varies by state and clinical need.

Outpatient Counseling

Individual therapy, group counseling, and intensive outpatient programs (IOP).

Medication-Assisted Treatment (MAT)

FDA-approved medications including buprenorphine, methadone, and naltrexone.

Mental Health Co-occurring Care

Integrated treatment for co-occurring mental health conditions like depression and PTSD.

Recovery Support Services

Peer support, case management, and transitional care in many states.

Medicaid Expansion Under the ACA

41
States + D.C. that expanded Medicaid

Adults up to 138% FPL are eligible

10
States that have not expanded

Eligibility thresholds remain lower

In non-expansion states, Medicaid eligibility for adults is typically limited to specific categories (parents of dependent children, pregnant women, adults with certain disabilities) and often at much lower income thresholds. If you live in a non-expansion state, you may still qualify for Medicaid or for subsidized Marketplace coverage.

Medicaid Coverage by State

All 50 states and Washington D.C. — sorted alphabetically.

Alabama (AL)✓ Expanded

Covers inpatient detox, outpatient counseling, and medication-assisted treatment (MAT)

Alaska (AK)✓ Expanded

Expanded Medicaid covers SUD treatment including residential and outpatient

Arizona (AZ)✓ Expanded

AHCCCS covers behavioral health services including SUD treatment

Arkansas (AR)✓ Expanded

Arkansas Works covers SUD treatment services

California (CA)✓ Expanded

Medi-Cal covers comprehensive SUD treatment including residential, outpatient, MAT, and recovery services

Colorado (CO)✓ Expanded

Health First Colorado covers SUD treatment including residential and MAT

Connecticut (CT)✓ Expanded

HUSKY Health covers SUD treatment including detox, residential, and outpatient

Delaware (DE)✓ Expanded

Delaware Medicaid covers SUD treatment services at all levels of care

Florida (FL)✗ Not Expanded

Standard Medicaid covers limited SUD services; no expansion

Georgia (GA)✗ Not Expanded

Standard Medicaid covers SUD treatment for eligible populations

Hawaii (HI)✓ Expanded

Quest Integration covers SUD treatment including residential and outpatient

Idaho (ID)✓ Expanded

Medicaid expansion covers SUD treatment services

Illinois (IL)✓ Expanded

Covers comprehensive SUD treatment including residential, outpatient, MAT, and recovery support

Indiana (IN)✓ Expanded

Healthy Indiana Plan covers SUD treatment services

Iowa (IA)✓ Expanded

Iowa Health Link covers SUD treatment including residential and outpatient

Kansas (KS)✗ Not Expanded

KanCare covers SUD treatment for eligible populations

Kentucky (KY)✓ Expanded

Covers comprehensive SUD treatment including residential, MAT, and recovery services

Louisiana (LA)✓ Expanded

Healthy Louisiana covers SUD treatment including residential and MAT

Maine (ME)✓ Expanded

MaineCare covers SUD treatment including residential, outpatient, and MAT

Maryland (MD)✓ Expanded

HealthChoice covers comprehensive SUD treatment services

Massachusetts (MA)✓ Expanded

MassHealth covers comprehensive SUD treatment at all levels of care

Michigan (MI)✓ Expanded

Healthy Michigan Plan covers SUD treatment services

Minnesota (MN)✓ Expanded

Medical Assistance covers comprehensive SUD treatment

Mississippi (MS)✗ Not Expanded

Standard Medicaid covers limited SUD services

Missouri (MO)✓ Expanded

MO HealthNet covers SUD treatment services

Montana (MT)✓ Expanded

Montana Medicaid covers SUD treatment including residential and outpatient

Nebraska (NE)✓ Expanded

Heritage Health covers SUD treatment services

Nevada (NV)✓ Expanded

Nevada Medicaid covers SUD treatment including residential and outpatient

New Hampshire (NH)✓ Expanded

NH Medicaid covers SUD treatment including residential and MAT

New Jersey (NJ)✓ Expanded

NJ FamilyCare covers comprehensive SUD treatment services

New Mexico (NM)✓ Expanded

Centennial Care covers SUD treatment including residential and MAT

New York (NY)✓ Expanded

Covers comprehensive SUD treatment at all levels including residential, outpatient, and MAT

North Carolina (NC)✓ Expanded

NC Medicaid covers SUD treatment services through managed care

North Dakota (ND)✓ Expanded

ND Medicaid covers SUD treatment services

Ohio (OH)✓ Expanded

Covers comprehensive SUD treatment including residential, outpatient, and MAT

Oklahoma (OK)✓ Expanded

SoonerCare covers SUD treatment services

Oregon (OR)✓ Expanded

Oregon Health Plan covers comprehensive SUD treatment

Pennsylvania (PA)✓ Expanded

HealthChoices covers comprehensive SUD treatment services

Rhode Island (RI)✓ Expanded

RI Medicaid covers SUD treatment at all levels of care

South Carolina (SC)✗ Not Expanded

Standard Medicaid covers limited SUD services

South Dakota (SD)✗ Not Expanded

Standard Medicaid covers limited SUD services

Tennessee (TN)✗ Not Expanded

TennCare covers SUD treatment for eligible populations

Texas (TX)✗ Not Expanded

Standard Medicaid covers limited SUD services; no expansion

Utah (UT)✓ Expanded

Utah Medicaid covers SUD treatment services

Vermont (VT)✓ Expanded

Green Mountain Care covers comprehensive SUD treatment including MAT

Virginia (VA)✓ Expanded

Virginia Medicaid covers SUD treatment including residential and MAT

Washington (WA)✓ Expanded

Apple Health covers comprehensive SUD treatment services

West Virginia (WV)✓ Expanded

WV Medicaid covers SUD treatment including residential and MAT

Wisconsin (WI)✗ Not Expanded

BadgerCare Plus covers SUD treatment services

Wyoming (WY)✗ Not Expanded

Standard Medicaid covers limited SUD services

Washington, D.C. (DC)✓ Expanded

DC Medicaid covers comprehensive SUD treatment services

How to Apply for Medicaid

  1. Visit healthcare.gov or your state's Medicaid website to apply online. Many states allow same-day eligibility determinations.
  2. You can also apply in person at your local Department of Social Services or community health center.
  3. Once enrolled, call the member services number on your Medicaid card and ask for a list of covered SUD treatment providers near you.
  4. If you need help navigating the system, call SAMHSA at 1-800-662-4357 — they can guide you through finding Medicaid-covered treatment.

Coverage information is for educational purposes only. Medicaid eligibility rules, covered services, and program names change frequently. Always verify your specific benefits with your state's Medicaid office or your managed care plan. Data reflects general program coverage as of 2024–2025.