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Approval to implement the Missouri Substance Use Disorder and Serious Mental Illness 1115(a) Demonstration Waiver was received on December 6, 2023. Through this demonstration, the state will expand access to a full continuum of services across American Society of Addiction (ASAM) levels of care statewide for opioid use disorder (OUD) and other substance use disorders (SUD), as well as support access to a full continuum of mental health treatment services, by allowing Medicaid coverage and reimbursement for inpatient psychiatric services provided to eligible adults with SUD ages 12-64 within an IMD. Approval of the SUD program will allow the state to add Medicaid reimbursement for residential SUD services for individuals who meet medical necessity criteria, including residential SUD services in facilities that qualify as an institution for mental disease (IMD). In addition, approval of the serious mental illness (SMI) program will allow the state to add reimbursement for acute inpatient stays in an IMD.

 Public Notice

2024

04.29.2024 - SUD & SMI 1115 Demonstration Waiver Post-Award Forum Public Notice

2022

06.10.2022 - Public Notice regarding the 1115 waiver demonstration application seeking authority to reimburse for medically necessary residential substance use disorder (SUD) services furnished in facilities that qualify as an institution for mental disease (IMD)
06.10.2022 - Public Notice regarding the 1115 waiver demonstration application seeking authority to reimburse for medically necessary residential substance use disorder (SUD) services furnished in facilities that qualify as an institution for mental disease (IMD)
06.22.2022 - Public Notice regarding reimbursement for acute inpatient stays institutions for mental disease (IMD) for Medicaid enrollees ages 21-64 diagnosed with a serious mental illness (SMI).

MO HealthNet News

The table below provides general information and updates that are relevant to this program page, as well as all MO HealthNet providers. To find information for all other MO HealthNet programs, or to search by date, program or keyword, visit the MO HealthNet News page. If you would like to receive updates in your inbox, subscribe to MO HealthNet News!

Date Volume Number Subject Type Program
04/12/2016 Missouri Children's Trauma Network Training Summit Hot Tips All MO HealthNet Providers
03/30/2016 2016 Missouri HealthNet Webinar Trainings Hot Tips All MO HealthNet Providers
03/24/2016 Missouri Tobacco Quitline Update from Department of Health and Senior Services (DHSS) Hot Tips All MO HealthNet Providers
02/22/2016 Motivational Interviewing Regional Training Program Hot Tips All MO HealthNet Providers
02/19/2016 38-33 Primary Care Health Home Bulletins All MO HealthNet Providers
02/16/2016 2016 MO HealthNet Training Workshops Hot Tips All MO HealthNet Providers
01/12/2016 Provider Medicare Notification Letters Hot Tips All MO HealthNet Providers
01/07/2016 38-11 ASC Bulletins All MO HealthNet Providers
12/02/2015 38-17 Medicare Advantage Part C Claims Using the ASC X12 837 Transactions Bulletins All MO HealthNet Providers
12/01/2015 Periodicity Schedule for Health Children and Youth (HCY) Early Periodic Screening and Diagnosis & Treatment (EPSDT) Services Hot Tips All MO HealthNet Providers
11/17/2015 Interactive Voice Response (IVR) System Hot Tips All MO HealthNet Providers
11/03/2015 International Classification of Diseases (ICD) MO HealthNet Claim Filing Guidelines Hot Tips All MO HealthNet Providers
09/08/2015 ICD-10 is Nearly Here Hot Tips All MO HealthNet Providers
09/01/2015 Non-Emergency Medical Transportation Program Hot Tips All MO HealthNet Providers
07/30/2015 38-04 Internal Classification of Diseases ICD 10th Revision Bulletins All MO HealthNet Providers