Tri-County Mental Health Services offering behavioral health services for the Kansas City Northland community. Prevention, assessment and treatment services for individuals and families throughout Clay, Platte and Ray counties of Missouri.

Quick Info

Tri-County Mental Health Services
3100 NE 83rd St., Suite 1001
Kansas City, MO 64119-4460


Telephone: (816) 468-0400
Fax: (816) 468-6635

Main Office Hours:
Monday – Friday 8:30am – 5:00pm, Wednesday evenings and Saturday’s by appointment only.


For 2017, Tri-County will be closed on these days: May 29, July 4, Sept. 4, Nov. 23 and 24, and Dec. 25.


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The People We Serve

Tri-County Mental Health Services provides a wide range of services throughout Clay, Platte and Ray counties. The most recent summary of services shows that Tri-County helped nearly 8,000 separate Northland residents and provided more than 180,000 patient contacts.

More than half of the diagnosis were for serious mental illness and some of the disorders included depression, anxiety and schizophrenia. One-fourth of all Tri-County clients were 17 and younger

1. Serious Mental Illnesses are Schizophrenia, Bipolar, and Major Depression

2. Anxiety Disorders include Post-Traumatic Stress (PTSD)

3. Childhood Disorders are ADHD, Oppositional Defiant, and Autism

4. Co-Occurring Substance Use is 51% of all new admissions.

24-Hour Emergency Crisis Line 1-888-279-8188 (TTY or Voice: 1-800-380-3323)