Mark Twain Behavioral Health is a substance use treatment facility at 105 Pfeiffer Avenue, Kirksville, Missouri, offering outpatient treatment. It accepts Medicaid, Medicare, private insurance, TRICARE, state-financed insurance and self-pay. Medication treatment: naltrexone.
Listed in SAMHSA's FindTreatment.gov, checked October 2026. A listing is not an endorsement. Call to confirm services, openings and costs before you go.
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Treatment facility (SAMHSA listing)This facility
Types of Care at Mark Twain Behavioral Health
Outpatient
Regular outpatient treatment
Payment, Insurance and Help Paying
Federal, or any government funding for substance use treatment programs
Medicare
Medicaid
Federal military insurance (e.g., TRICARE)
Private health insurance
Cash or self-payment
State-financed health insurance plan other than Medicaid
SAMHSA funding/block grants
Medication Treatment
Prescribes naltrexone
Accepts clients using MAT but prescribed elsewhere
Lofexidine or Clonidine detoxification
Acamprosate (Campral®)
Naltrexone (oral)
Naltrexone (extended-release, injectable)
Clonidine
Who the Program Serves
Adolescents
Young adults
Adult women
Adult men
Seniors or older adults
Clients with co-occurring mental and substance use disorders
Ages: Children/Adolescents
Ages: Young Adults
Ages: Adults
Ages: Seniors
Accepts: Female
Accepts: Male
Licensing and Accreditation
State mental health department
Commission on Accreditation of Rehabilitation Facilities (CARF)
Treatment Approaches
Anger management
Brief intervention
Cognitive behavioral therapy
Motivational interviewing
Relapse prevention
Substance use disorder counseling
Telemedicine/telehealth therapy
Trauma-related counseling
Assessment, Recovery Support and Other Services
Comprehensive mental health assessment
Comprehensive substance use assessment
Interim services for clients
Outreach to persons in the community
Screening for tobacco use
Screening for substance use
Screening for mental disorders
Professional interventionist/educational consultant
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