On October 1, 2015 the United States transitioned from ICD-9 to ICD-10 as the medical code set for medical diagnoses and inpatient hospital procedures.If you don’t use a valid ICD-10 code starting on October 1, 2015, you will not be able to successfully bill for your services.

These reference documents were developed to assist you and to answer frequently asked questions about the mandated transition to the ICD-10 code sets.

MHC Transition to ICD-10 E-Mail Blast

Mental Health ICD-10 Codes