We list 261 rehabs that accept medicare in Maryland, based on SAMHSA's FindTreatment.gov data, with the most in Baltimore (77), Hagerstown (10), and Frederick (9). Compare services, insurance accepted and accreditation, or call for free help choosing.
Medicare: the basics
Yes, Medicare covers many types of substance use disorder treatment. Part A covers inpatient hospital care, Part B covers outpatient services, partial hospitalization, intensive outpatient programs and opioid treatment programs, and Part D covers many addiction medications. Original Medicare generally does not cover non-hospital residential rehab, and costs like deductibles still apply. Read the full guide →
2026 rankings
Ranked by the StartDrugRehab Score: accreditation, levels of care, patient ratings and payment options. Featured or claimed status never affects rank. How we rank
Best for: Residential treatmentCARF
Why it made our list: CARF accredited; offers residential care, PHP, IOP, and outpatient care; accepts private insurance, Medicaid, and Medicare.
Best for: Supervised detoxCARF
Why it made our list: CARF accredited; offers detox, PHP, IOP, and outpatient care; accepts private insurance, Medicaid, and Medicare.
Best for: Detox and residential careCARF
Why it made our list: CARF accredited; offers detox, residential care, PHP, and IOP; accepts private insurance, Medicaid, and Medicare.
Best for: Residential treatmentCARF
Why it made our list: CARF accredited; offers residential care, PHP, IOP, and outpatient care; accepts private insurance, Medicaid, and Medicare.
Best for: Intensive outpatient careCARF
Why it made our list: CARF accredited; offers PHP, IOP, outpatient care, and MAT; accepts private insurance, Medicaid, and Medicare.
Best for: Intensive outpatient careJoint Commission
Why it made our list: Joint Commission accredited; offers PHP, IOP, outpatient care, and MAT; accepts private insurance, Medicaid, and Medicare.
Best for: Detox and residential careJoint CommissionCOA
Why it made our list: Joint Commission, COA, and NCQA accredited; offers detox, residential care, PHP, and IOP; accepts Medicaid and Medicare.
Best for: Supervised detoxCARFCOA
Why it made our list: CARF and COA accredited; offers detox, IOP, outpatient care, and MAT; accepts private insurance, Medicaid, and Medicare.
Best for: Supervised detoxJoint Commission
Why it made our list: Joint Commission accredited; offers detox, PHP, IOP, and outpatient care; accepts private insurance, Medicaid, and Medicare.
Best for: Methadone treatmentCARF
Why it made our list: CARF accredited; offers IOP, outpatient care, MAT, and dual diagnosis care; accepts private insurance, Medicaid, and Medicare.
Parkville, MD 21234
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21212
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +4 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21213
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +1 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21213
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +1 more
“Get help” calls our free helpline, not this facility.
Dundalk, MD 21222
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21216
Joint Commission accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +1 more
“Get help” calls our free helpline, not this facility.
Brooklyn, MD 21225
Joint Commission · COA · NCQA accredited
Levels of care
Payment accepted
Medicaid · Medicare
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21216
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Rockville, MD 20852
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +3 more
“Get help” calls our free helpline, not this facility.
Olney, MD 20832
Joint Commission accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +1 more
“Get help” calls our free helpline, not this facility.
Gwynn Oak, MD 21207
Joint Commission accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +1 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21201
Joint Commission accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +3 more
“Get help” calls our free helpline, not this facility.
Bel Air, MD 21014
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +3 more
“Get help” calls our free helpline, not this facility.
Takoma Park, MD 20912
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +1 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21229
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21218
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Easton, MD 21601
Joint Commission · CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +1 more
“Get help” calls our free helpline, not this facility.
Ocean City, MD 21842
Joint Commission · CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +1 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21217
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +3 more
“Get help” calls our free helpline, not this facility.
Cumberland, MD 21502
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Westminster, MD 21157
CARF · COA accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +1 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21230
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Belcamp, MD 21017
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21201
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Essex, MD 21221
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21202
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Lutherville Timonium, MD 21093
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Brooklyn, MD 21225
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +2 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21206
Joint Commission accredited
Levels of care
Payment accepted
Medicaid · Medicare · Private insurance +3 more
“Get help” calls our free helpline, not this facility.
Baltimore, MD 21217
CARF accredited
Levels of care
Payment accepted
Medicaid · Medicare · Self-pay +1 more
“Get help” calls our free helpline, not this facility.
We list 261 rehabs that accept medicare in Maryland, based on SAMHSA's FindTreatment.gov data (updated October 2026).
The most listings are in Baltimore (77), Hagerstown (10), and Frederick (9).
Look for state licensing and accreditation (The Joint Commission or CARF), the right level of care for your needs, evidence-based therapies, and insurance compatibility. Read our guide to choosing a rehab or call (833) 589-6933 to talk it through.
Most private plans and Medicaid cover substance use treatment when it's medically necessary, but benefits vary by plan and network. Call (833) 589-6933 for a free, confidential benefits check.
Source: SAMHSA FindTreatment.gov, data updated October 2026. Listings are not endorsements.
