User Registration

To register, you must enter the Username from the ARCS welcome email, the Medicaid Provider Number and EIN/SSN from your organization’s MITS account. The EIN/SSN must be NUMBERS ONLY with NO hyphens or dashes. If you receive an error message, please make sure you have typed in the correct information. (It is not case sensitive). You may login to the secure MITS portal at to verify your organization’s Medicaid Provider Number and EIN/SSN. If you need assistance regarding your MITS account, please call 1-800-686-1516.