Rimrock Foundation
Rimrock Foundation is Montana’s largest private nonprofit addiction and mental-health treatment center, offering a full continuum of care in Billings, MT. The center integrates medically supervised detox, residential, outpatient and day-treatment services for adults with substance-use and co-occurring disorders. Its strength lies in its dual-licensed clinical teams and evidence-based therapies in a community-minded setting.
At Rimrock Foundation the philosophy is that addiction affects the whole person—emotional, physical, spiritual and social—and treatment is designed accordingly. Clients receive personalized plans with proven therapies such as EMDR, DBT, 12-Step integration and MAT in a supportive setting. The facility’s accreditation by CARF and longstanding licensure demonstrate its commitment to quality and best practice.
Its campus in Billings includes residential lodges and outpatient wings, offering flexibility as a patient transitions from withdrawal management through intensive care into outpatient or continuing care. Admissions staff work 24/7 to assist with insurance verification, placement and family involvement in care.
Center Overview
Insurance Accepted
Private Pay Option
Cash Pay Rates
If you are not using insurance, the pricing listed below is an estimate of the cash pay rate.
Cash / self-pay allowed; insurance verification and online payment available
Call admissions at (406) 248-3175 or (800) 227-3953; hours 8 a.m.–5 p.m. MT Monday-Friday. Online request form available.
Staff Credentials:
Malcolm Horn, Ph.D., LCSW, MAC, SAP — Director of Mental Health Services.
Christi Beals, Chief Nursing Officer — BSN, BS Business Management, MBA.
Coralee Schmitz, Chief Operations Officer — Master’s in Psychology & MBA, licensed Addiction Counselor, MAC accreditation.
Success Rates or Outcomes:
Not publicly cited or quantified on website.
Executive Verified Listing
Rehab verified that the name, location, contact information and license to operate for this treatment provider are valid and up-to-date.
Joint Commission Accredited
Independent, third-party mental health resource. Verification does not imply endorsement and does not guarantee the quality of treatment services.
Meet your care team
Malcolm Horn — Ph.D., LCSW, MAC, SAP
Director of Mental Health Services; over a decade of experience working with co-occurring disorders.
Christi Beals — Chief Nursing Officer
more than 15 years in healthcare, Montana native, board member experience.
Coralee Schmitz — Chief Operations Officer
multiple degrees, licensed addiction counselor, certified CARF surveyor.
Specialties
Therapies & Approaches
Amenities
Rimrock Foundation
Frequently Asked Questions
You’ll reach an admissions specialist who conducts a brief phone interview to determine appropriate level of care. Staff will help verify insurance, outline payment options, and advise on how quickly a bed can be secured.
Yes. Rimrock offers integrated treatment for substance use disorders and mental-health conditions using dual-licensed clinicians and trauma-informed modalities.
The center accepts private insurance, Medicaid, state-financed plans and self-pay arrangements. You can verify insurance during admissions and complete online payment.
Yes. Rimrock offers family-therapy services and supports involvement of family when appropriate, recognizing addiction’s impact on relationships and social systems.
Yes. Transitional options include outpatient care, day-treatment programs and community recovery lodging, allowing clients to stay connected during the next phase of recovery.
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