State
Addiction and mental health treatment centers in Maryland
683 treatment centers.
Find by need
Drug and alcohol treatment (rehab) (519)Mental health treatment centers (417)Detox centers (90)Residential and inpatient treatment (151)Treatment centers that accept Medicaid (577)Treatment centers that accept Medicare (407)Free and low-cost treatment (223)Treatment centers with services in Spanish (116)Opioid treatment programs (methadone clinics) (147)
By county
- Allegany County13
- Anne Arundel County55
- Baltimore County94
- Baltimore city173
- Calvert County6
- Caroline County3
- Carroll County19
- Cecil County18
- Charles County19
- Dorchester County8
- Frederick County26
- Garrett County2
- Harford County31
- Howard County26
- Kent County4
- Montgomery County59
- Prince George's County51
- Queen Anne's County6
- Somerset County6
- St. Mary's County5
- Talbot County9
- Washington County21
- Wicomico County18
- Worcester County9
By city
- Baltimore178
- Frederick23
- Glen Burnie22
- Rockville20
- Hagerstown19
- Salisbury16
- Westminster16
- Columbia14
- Waldorf14
- Cumberland12
- Elkton12
- Upper Marlboro12
- Windsor Mill11
- Annapolis10
- Bel Air10
- Dundalk10
- Hyattsville10
- Silver Spring10
- Easton9
- Towson9
- Brooklyn8
- Gaithersburg8
- Bethesda7
- Cambridge7
- Catonsville7
- Havre de Grace7
- Lutherville Timonium7
- Owings Mills7
- Rosedale7
- Ellicott City6
- Gwynn Oak6
- Laurel6
- Pikesville6
- Germantown5
- Nottingham5
- Aberdeen4
- Centreville4
- Chestertown4
- Crownsville4
- Essex4
- Halethorpe4
- Lanham4
- Prince Frederick4
- Princess Anne4
- College Park3
- Edgewood3
- Fort Washington3
- Middle River3
- North East3
- Ocean City3
- White Plains3
- Abingdon2
- Berlin2
- California2
- Capitol Heights2
- Crisfield2
- Crofton2
- Denton2
- Derwood2
- Earleville2
- Elkridge2
- Greenbelt2
- Joppa2
- Oakland2
- Olney2
- Oxon Hill2
- Parkville2
- Pocomoke City2
- Snow Hill2
- Suitland2
- Sykesville2
Other facilities (county not known)
- Calvert County Behavioral Health(410) 535‑3079 ext. 6Substance use · Mental health · Barstow · 280 Stafford Road · Spanish
- Haven House Inc(410) 398‑5868Substance use · Elkton · 1195 Augustine Herman Highway
Common questions
How many addiction and mental health treatment centers are in Maryland?
SAMHSA’s FindTreatment.gov directory lists 683 treatment centers in Maryland.
How many accept Medicaid?
84% name Medicaid among the payments they accept; 33% list free treatment, a sliding fee scale or payment assistance.
Are there treatment centers in Maryland with services in Spanish?
Yes: 17% of the listed facilities include Spanish among their language services.
Which cities in Maryland have the most?
Baltimore (178), Frederick (23), Glen Burnie (22), Rockville (20) and Hagerstown (19).
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