Addiction and Mental health treatment centers in New Hampshire provide structured, evidence-based care for psychiatric disorders, trauma, addiction, and dual diagnoses. According to the National Institute of Mental Health, nearly 1 in 5 U.S. adults live with a mental illness, and comprehensive care models are critical for treatment success. New Hampshire facilities specialize in inpatient, outpatient, and residential care for adults, teens, and children, offering psychiatric evaluation, trauma therapy, and medication-assisted treatment (MAT).
This list includes 9 licensed addiction treatment centers across New Hampshire that deliver integrated psychiatric and behavioral health services. Each is evaluated based on individualized care planning, clinical staff qualifications, dual-diagnosis programs, and alignment with standards from the Substance Abuse and Mental Health Services Administration (SAMHSA).
Key services at these facilities include:
- Dual diagnosis treatment for co-occurring disorders
- Inpatient psychiatric stabilization and residential care
- Trauma-informed care for adolescents and adults
- Access to psychiatric evaluation and medication management
1. Discover Health Group – Nashua
Discover Health Group in Nashua provides dual-diagnosis outpatient care using evidence-based behavioral therapies and psychiatric support. Services include CBT, MAT, trauma-informed therapy, and co-occurring disorder treatment. With a 1:6 staff-to-patient ratio, the center ensures individualized attention. A 2021 NCBI meta-analysis reported integrated dual-diagnosis treatment reduces psychiatric symptoms by 0.88 effect size and substance use by 0.60.
2. Avenues Recovery Center – Concord
Avenues Recovery Center delivers detox, inpatient rehab, and outpatient services for substance use and co-occurring disorders in Concord. Treatment incorporates 12-step facilitation, trauma care, and psychiatric therapy. The facility is known for its continuum-of-care model and low patient-to-clinician ratios.
3. Ridge RTC – Teen Treatment Center
Ridge RTC in Nashua specializes in teen mental health and substance use treatment. As a Discover Health facility, Ridge provides structured inpatient care, academic support, DBT, CBT, and trauma-informed therapy. It operates with 24/7 psychiatric supervision. Studies on early intervention confirm a 0.24 effect size reduction in adolescent substance use with structured inpatient programs.
4. Mountain Valley Treatment Center – Plainfield
Mountain Valley focuses on severe anxiety disorders and OCD in adolescents through residential programs with CBT and ERP therapy. The center provides a structured campus with integrated academic services. It is one of few U.S. non-hospital ERP-intensive programs for adolescents.
5. Hampstead Hospital – Rockingham County
Hampstead Hospital delivers licensed inpatient psychiatric care, detox, and residential treatment for dual diagnosis patients. Programs support adolescents and adults using psychiatric medication management, trauma recovery, and long-term behavioral health stabilization.
6. WestBridge – Manchester
WestBridge specializes in long-term dual-diagnosis care with family-inclusive models and evidence-based treatment. Services include residential care, integrated psychiatric and addiction treatment, and relapse prevention for adults with severe mental illness.
7. Granite Recovery Centers – Multiple Locations
Granite Recovery Centers operates inpatient and outpatient treatment programs across Effingham, Salem, and Derry. Services include detox, CBT, EMDR, dual diagnosis support, and 12-step programs. A 2016 study by Stahler et al. found a 65% treatment completion rate for residential dual-diagnosis programs, higher than outpatient benchmarks.
8. The Mental Health Center of Greater Manchester
This nonprofit community center provides psychiatric crisis intervention, case management, and co-occurring disorder treatment. It integrates services with local hospitals and utilizes Assertive Community Treatment (ACT) teams. A Connecticut NCBI study found a 25% reduction in behavioral health ER visits for youth using mobile crisis services.
9. Southern New Hampshire Health – Behavioral Health Unit
This Nashua-based inpatient psychiatric unit supports adults during acute mental health episodes. Treatment includes 24-hour psychiatric supervision, medication management, and discharge planning. The unit focuses on severe conditions including psychosis, bipolar disorder, and suicidal ideation.
How to Choose the Right Mental Health Treatment Center in New Hampshire?
To choose the right mental health treatment center in New Hampshire, prioritize evidence-based therapies, dual-diagnosis capability, and individualized care planning. Centers should be licensed, staffed with psychiatrists and therapists, and offer services that include inpatient and outpatient levels of care.
8 Key Factors to Consider:
- Accreditation from national mental health authorities
- Dual diagnosis support for co-occurring mental illness and substance use
- Licensed professionals, including psychiatrists and addiction specialists
- Range of treatment levels: inpatient, outpatient, IOP
- Evidence-based therapy: CBT, DBT, EMDR, trauma-focused care
- Staff-to-patient ratio ensuring personalized care
- Aftercare programs for relapse prevention
- Insurance compatibility with major providers
Do New Hampshire Mental Health Centers Accept Insurance?
Yes, leading mental health centers in New Hampshire accept insurance plans such as Blue Cross Blue Shield, UnitedHealthcare, Aetna, and Cigna. Verification is required to determine exact coverage, especially for dual-diagnosis and psychiatric services.
What Is the Average Cost of Mental Health Treatment in New Hampshire?
The average cost of inpatient rehab in New Hampshire is $17,200 per 30 days. Outpatient care ranges from $100–$200 per session. Intensive programs (IOP or PHP) cost $6,000–$12,000 monthly. Factors like medication, psychiatric evaluations, and co-occurring disorders increase costs by 15%–40%. Public centers offer lower rates but may have 30+ day wait times.