Greater Nashua Mental Health


Phone:  603-889-6147 (ask for intake)
For an interpreter: 1-844-245-4458

24/7/365 Mental Health Crisis Response: 800-762-8191

For an interpreter 24/7: 1-844-245-4545


Walk-in Hours: Mondays– Thursdays 8:00 a.m. to 11:30 a.m. at 440 Amherst Street, Nashua (may have to wait)









Greater Nashua Mental Health (GNMH) serves residents of Milford, Amherst, Brookline, Hollis, Hudson, Litchfield, Mason, Merrimack, Mont Vernon and Nashua.

Main Services

GNMH provides results-based mental health and substance use disorder services and supports to people in all stages of life, including children, adolescents, teens, young adults, adults, older adults and their families. No one is turned away due to financial or insurance limitations. We also offer primary health care services to all clients ages 16 and older. Treatment can be accessed in the office and in the community, including homes and schools, providing a safety net of wrap around care for our residents.

Toddler/Young Child and Family Mental Health programs include:
• Child Parent Psychotherapy for children ages birth – 6
• Diagnosis and treatment of children ages 3-18
• Play therapy
• Caregiver support
• Case management, and Functional Support Services for families and children to provide community support.

All in-office services for children and families, other than Case Management and Functional Support Services, are currently offered in our Nashua facility at 15 Prospect Street or via telehealth.