Rehab Centers for Serious Mental Illness and Addiction in Massachusetts

What counts as a serious mental illness, and how is it treated alongside substance use?

A serious mental illness is a mental health condition that substantially limits daily life, such as schizophrenia and other psychotic disorders, bipolar disorder, or major depression severe enough to affect work, relationships or self-care, and in Massachusetts it is usually treated alongside substance use disorder through one coordinated plan.

Many people live with anxiety or depression that causes real distress without that level of impact. Co-occurring treatment means psychiatric care and substance use disorder care happen together, with clinicians sharing decisions about diagnosis and medication. Massachusetts programs often call this dual diagnosis care.

The Trial Court’s Specialty Courts Department runs Mental Health Court sessions alongside its Recovery Courts. Care ranges from psychiatric inpatient units and withdrawal management to residential, day and outpatient programs, and some live-in programs want symptoms settled before someone arrives, so ask which diagnoses a program accepts.

Medication questions matter before admission. Ask whether antipsychotics, mood stabilizers, long-acting injectables and buprenorphine or methadone will continue during the stay, who prescribes on site, and whether that prescriber will talk with your outpatient psychiatrist. MassHealth covers psychiatric and substance use disorder treatment through a network that depends on your plan.

Which levels of care do Massachusetts programs list for serious mental illness and substance use?

Massachusetts listings for this term cover six levels of care, and many people move between them over time.

Programs differ in whether they accept people with psychotic or bipolar disorders, and some residential programs ask that symptoms be stable at admission. Ask the admissions team which diagnoses they accept, whether a psychiatrist or psychiatric nurse practitioner is on staff, and what happens if symptoms change during a stay. Listings note Joint Commission or CARF accreditation where providers report it, along with languages, including Spanish-speaking programs.

Where listed programs are located

Every Massachusetts program listed for this term sits within 25 miles of a river, a median of 2.2 miles away, and the Muddy River is the nearest most often. Two in three are within 25 miles of the coast. Boston Logan International is the closest airport for about a third, and the median distance to the nearest airport is 11.2 miles. Roxbury Crossing and Worcester appear most often as locations, with fewer options in the Berkshires and on Cape Cod and the Islands.

Where do adults with serious mental illness start care in Massachusetts?

Most adults start with a primary care clinician, the behavioral health line on their MassHealth or insurance card, or a program’s intake team, and each can usually help arrange an assessment of both mental health and substance use. For substance use referrals, the Massachusetts Substance Use Helpline is at 800-327-5050; you can call or text HOPE. You can look up a program’s license with the Bureau of Substance Addiction Services, which licenses substance use disorder treatment programs under 105 CMR 164.000. Under Section 35, a court can also commit a person with an alcohol or substance use disorder to inpatient treatment when use creates a likelihood of serious harm.

If you are in crisis now

Anywhere in Massachusetts, call or text 988 at any hour to reach the Suicide and Crisis Lifeline, and ask about mobile crisis teams or crisis stabilization services near you. Call 911 if anyone is in immediate danger.

Does MassHealth cover treatment for serious mental illness and substance use?

Yes, MassHealth covers psychiatric and substance use treatment, and which network handles it depends on your plan. PCC Plan and Primary Care ACO members, including those in Community Care Cooperative and Revere Health Choice, get behavioral health through the Massachusetts Behavioral Health Partnership. Accountable Care Partnership Plans, such as Fallon 365 Care and the WellSense alliances, use their own networks, as does the WellSense Essential MCO. The Tufts Health Together MCO ended on January 1, 2026.

Chapter 258 of the Acts of 2014 requires MassHealth, the Group Insurance Commission and state-regulated insurers to cover acute treatment services and clinical stabilization services for substance use disorder without prior authorization. MassHealth also pays for live video and audio-only telehealth at parity with in-person care. Listings show which other payment types each program reports, and the Medicaid overview explains coverage more broadly.

Will a program in Massachusetts continue my psychiatric medications during substance use treatment?

Some Massachusetts programs continue every current prescription while others adjust or pause certain medications, so ask before admission. Ask specifically about antipsychotics, mood stabilizers, long-acting injectables and medications for opioid or alcohol use disorder, such as buprenorphine, methadone or naltrexone. Find out who prescribes during the stay, whether that prescriber will talk with your outpatient psychiatrist, and how an injection due mid-stay gets given. Methadone comes through opioid treatment programs, so an inpatient or residential program may need to arrange dosing with your clinic; Suboxone clinics offer buprenorphine.

Bring a current medication list and pharmacy details to intake. To compare every treatment type across the state, start from the Massachusetts locations page.