MUI Angela Davis March 28, 2022

We work tirelessly to promote the health and safety of people with disabilities.

A Major Unusual Incident (MUI) is any alleged, suspected, or actual event that may adversely impact someone with a developmental disability. Learn more about our MUI Prevention Department and how to report an incident below.

The Major Unusual Incident (MUI) and Prevention Department is here to help

If you or another person with a disability you know is a victim of abuse, neglect, theft, a crime, etc., the Major Unusual Incident (MUI) and Prevention Department is here to help. 

First, remove yourself and/or the individual with disabilities from harm, which may include calling 911. Then, for help or to report abuse, neglect or health and safety issues, call the emergency hotline: (513) 559-6629. This line is operated 24 hours a day, seven days a week. During off-hours, an on-call Hamilton County DD Services employee will call you back as soon as possible. The Ohio Department of DD also has a hotline available during routine business hours, which may be used if there are concerns or difficulties in reporting to the county board of DD. The Ohio Department of DD hotline number is 1-866-313-6733.

How to Report an Incident

We also have details on different categories of MUIs and what to do in each situation, as well as information on how to report an MUI. All written reports must be sent via email to or via fax (513) 559-6610. Providers can access MUI forms here

  • MUI consult for law enforcement: (513) 910-1281 (24 hours, every day) 
  • MUI Help Desk: (513) 559-6629 and select option 2 (8 a.m. to 4 p.m. Monday through Friday) 

Please visit the Ohio DODD website for health and welfare information including the MUI rule, training materials and more.