Square Medical Group
Also known as COE River House
ResidentialMATDual diagnosisMedicaidPrivate insuranceTRICARE / VASelf-pay
Services reported to SAMHSA
- Levels of care
- Residential/24-hour residential · Long-term residential
- Treatment focus
- Substance use treatment
- Opioid treatment
- Buprenorphine maintenance · Prescribes buprenorphine · Prescribes naltrexone · Relapse prevention with naltrexone
- Medications used
- Acamprosate (Campral®) · Disulfiram · Buprenorphine with naloxone · Buprenorphine without naloxone · Buprenorphine (extended-release, injectable) · Naltrexone (oral) · Naltrexone (extended-release, injectable) · Medication for mental disorders · Nicotine replacement · Non-nicotine smoking/tobacco cessation
- Treatment approaches
- Brief intervention · Cognitive behavioral therapy · Motivational interviewing · Matrix Model · Relapse prevention · Substance use disorder counseling · Telemedicine/telehealth therapy · Trauma-related counseling · 12-step facilitation
- Education and counseling
- HIV or AIDS education, counseling, or support · Hepatitis education, counseling, or support · Health education services other than HIV/AIDS or hepatitis · Substance use disorder education · Smoking/vaping/tobacco cessation counseling · Individual counseling · Group counseling · Family counseling · Marital/couples counseling
- Special programs
- Adult men · Clients with co-occurring mental and substance use disorders
- Ages accepted
- Adults · Seniors
- Genders accepted
- Male
- Payment accepted
- Medicaid · Federal military insurance (e.g., TRICARE) · Private health insurance · Cash or self-payment · State-financed health insurance plan other than Medicaid
- Licensing and accreditation
- State substance use treatment agency
- Ownership
- Private for-profit organization
- Recovery support
- Self-help groups · Housing services · Assistance with obtaining social services · Recovery coach · Mentoring/peer support · Employment counseling or training
- Transitional services
- Aftercare/continuing care · Discharge Planning · Naloxone and overdose education · Outcome follow-up after discharge
- Other services
- Case management service · Mental health services · Social skills development · Transportation assistance · Suicide prevention services
- Language services
- Spanish
Questions to ask Square Medical Group
- Is my specific plan in network, and do you need prior authorization before admission?
- How long is the typical residential stay, and can family visit?
- Which medications do you prescribe (buprenorphine, methadone, naltrexone), and can I continue a medication I already take?
- Do you treat mental health conditions such as depression or anxiety at the same time?
- Is there a waitlist, and how soon can you do an assessment?
- What happens after the program ends: aftercare, alumni groups or step-down care?
Also confirm the facility is licensed by Massachusetts. If you are withdrawing from alcohol or benzodiazepines, ask about medical detox; do not stop suddenly on your own.
Paying for treatment at Square Medical Group
Square Medical Group reports accepting Medicaid, Private insurance, TRICARE / VA, Self-pay. With Massachusetts Medicaid, treatment is usually covered at little or no cost, though some levels of care need prior authorization. Most private plans must cover substance use treatment on terms comparable to other medical care under federal parity law.
Frequently asked questions
What services does Square Medical Group offer?
Square Medical Group reports these levels of care to SAMHSA: Residential, MAT, Dual diagnosis. Call to confirm current services and openings.
Does Square Medical Group accept insurance?
It reports accepting Medicaid, Private insurance, TRICARE / VA, Self-pay. Ask whether your specific plan is in network before admission.
Where is Square Medical Group located?
276 River Street, Waltham, MA 02453.
How far is the nearest medical detox from Waltham?
From the center of Middlesex County, the closest program offering medical detox is in Belmont, about 4.7 miles away (straight-line), based on SAMHSA locator data mapped by FindRehabMap.
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See all 12 facilities in Waltham · Residential · Outpatient · MAT · Accepts Medicaid · Accepts Medicare · Private insurance
Last reviewed 2026-10-06. Facility details come from SAMHSA's FindTreatment.gov locator and facility-provided information. Confirm services, availability and payment directly with the facility.