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About

Summary: Stonington Institute is a privately held mental health care provider based in North Stonington, Connecticut, with 4 offices across the United States. The organization has about 30 employees and annual revenue around $18.1 million. Key contact options include phone numbers 800-832-1022 or 860-535-1010 and email info@stoningtoninstitute.com. Corporate details: NAICS 62/622, SIC 80/806; HQ at 75 Swantown Hill Rd, North Stonington, CT 06359, with additional offices in New London and other North Stonington locations. Website: stoningtoninstitute.com. If you’re seeking a “Contact Us” page, this is the main contact hub for inquiries about mental health services in North Stonington, CT.

Clinic Type

Behavioral Health / Mental Health

Address

75 Swantown Hill Rd., North Stonington, CT 06359

Phone

860-535-1010

Email

Marissa.Thomas@uhsinc.com

Opening Hours

Not published — contact the clinic to confirm hours.

Emergency Care

Yes (crisis line 988; emergency services referenced)

Services Offered

  • Behavioral Health
  • Mental Health
  • outpatient services
  • partial hospitalization
  • detox
  • medically assisted treatment
  • military programs
  • learning center
  • outpatient programs
  • IP/IOP
  • INN at Trails Corner
  • Patriot Support Program

Team

  • Marissa Thomas — Director of Business Development

Insurance & Payment

Phone screening, form submission, general inquiries

Languages Spoken

FAQs

In case of a mental health crisis, what should I do?

Call 988 or seek the nearest emergency room.

How do I schedule a level of care screening or get more information?

Call 800-832-1022 and select option 1 or use the form on the site.

Social Media

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Rehab.com / Birdeye: Approximately 3.3 to 3.4 out of 5 stars
  • Rehabs.com / Rehab.com (Groton location): Approximately 2.3 to 2.4 out of 5 stars (26 to 32 reviews)

Patients praise

  • Some patients reported positive experiences with clinical staff and support
  • Some found the facility helpful for detox and initial stabilization
  • Official patient satisfaction surveys indicate higher satisfaction scores (4.56/5) than external public review sites

Common complaints

  • Reports of filthy and unsanitary living conditions, including mice and bedbugs
  • Allegations of poor staff professionalism, lack of qualification, and neglect
  • Concerns regarding drug use, fighting, and unsafe environments within the facility
  • Complaints about administrative issues, billing discrepancies, and difficulty communicating with staff
  • Criticisms of clinical care effectiveness and quality of treatment programs

"Mice, Bedbugs, ...HORRIBLE LIVING CONDITIONS - Every worker, counselor and employee should be made to spend the night in one of those dorms before EVER recommending this program and then they would have a different story to tell."

Patient review on Rehabs.com/Rehab.com

"I would just like to thank all the staff at Stonington for guiding me back on the right track. I just totally appreciate all they have done for me. I have accomplished a lot, and am leaving here with a better understanding of life and a new-found respect."

Patient testimonial on StoningtonInstitute.com

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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Summary: Connecticut Behavioral Health Associates (CBHA) is a small healthcare provider based in Norwich, CT, with a second location in New London. They operate in the hospitals and health care space with a focus on personal health, psychology, and medical services. The practice employs about 6 people across medical, customer service, and research roles. Contact: +1 860 437 6914. For therapists and psychiatrists specifically connected to CBHA in Stonington, CBHA’s listed locations are Norwich and New London; no Stonington office is indicated on their site. If you’re seeking therapists or psychiatrists in Connecticut, CBHA may be part of your search, but you may want to verify current providers and locations directly with the practice.

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