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Program Directory · Program record

Mountainside Treatment Center

Canaan, Connecticut · Part of Mountainside Treatment Center (operates multiple CT/NY/NJ/MA locations

Level of care
Detox, Residential, Extended care, Partial hospitalization (PHP), Intensive outpatient (IOP), Outpatient, MAT
Ages
Not yet verified, call to confirm
Insurance
Aetna, Anthem, Blue Cross Blue Shield, Beacon Health Plans and 9 more

Listed as operating. 9 sources, newest retrieved Jun 23, 2026. Record researched Jun 23, 2026.

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Published program summary

Set on more than 150 acres of open fields and forest in the quiet northwest corner of Connecticut, Mountainside's flagship Canaan campus delivers a full continuum of addiction care—from medical detox through 35-night residential, extended care, PHP, IOP and outpatient—backed by dual CARF and Joint Commission accreditation and an ASAM Level of Care certification.

Services and populations

Genders served
Adults, men and women (Extended Care includes a women's residence); adolescent outpatient services for high-school-aged teens
Specialties
Substance use disorder (alcohol and drug addiction), Opioid use disorder, Co-occurring disorders / dual diagnosis (anxiety, depression), Holistic / mind-body-spirit recovery, Adolescent and young adult services, Healthcare professionals program
Modalities
Medication-Assisted Treatment (MAT), Medication management / psychiatric care, Individual therapy, Group therapy, Family therapy, Holistic wellness (yoga, meditation, acupuncture), Experiential / adventure therapy
Service area
We help clients in cities across Connecticut, including Darien, Westport, Ridgefield, Hartford, Stamford, and New Haven, as well as from nearby states.
Parent organization
Mountainside Treatment Center (operates multiple CT/NY/NJ/MA locations; Canaan is the flagship residential campus)

Admissions

Admissions process
  • Most people pack comfortable clothes, basic toiletries, medical prescriptions, and personal items that make them feel at home. Our admissions team can provide a complete packing list.
Typical length of stay
Residential program is 35 nights; Extended Care is approximately 90 days; detox a few days; outpatient continues several months

Daily life and family

Daily life
  • Clients live on campus and participate in a full daily schedule of clinical programming, wellness therapies, and community-based recovery activities.
Family involvement
  • Family Connections Therapy gives loved ones a supportive space to begin working through those challenges with some gentle guidance from Mountainside’s clinical team.
  • Yes. Mountainside offers family wellness services to help rebuild trust, improve communication, and strengthen your support system.

Insurance and payment

Insurance listed
Aetna, Anthem, Blue Cross Blue Shield, Beacon Health Plans, Cigna, Empire BlueCross BlueShield, GEHA, Meritain Health, ValueOptions, Optum (in-network), MultiPlan PPO network (contracted), Tricare (in-network), Veterans Community Care Network / VA-CCN (in-network)

Credentials and public record

Accreditation
The Joint Commission (Gold Seal), CARF International (Three-Year Accreditation), ASAM Level of Care Certification, LegitScript
ASAM levels verified
3.7
Public record
Not yet checked
Check with the state
Connecticut list of substance abuse care facility licenses, active and inactive. The state runs or links this lookup. It may not list every program type.

Location

Address
187 S Canaan Road, Canaan, CT 06018
County
Northwest Hills Planning Region

Address as published by the program. Not pinned yet. A precise map point could not be confirmed from the available data, which is not a judgment about the program. Confirm the destination with the program before visiting.

Questions to ask when you call

Not yet verified in this profile: Ages.

  1. What ages do you serve?
  2. What are your intake hours?
  3. Do you offer services in languages other than English?
  4. Do you have an opening now, and how long is the wait?
  5. Is your state license or certification current, and has anything changed since your last inspection?
  6. What will this cost, with and without insurance?

Sources

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