Inclusion Criteria:  Can speak, read and write in English Provision of signed and dated informed consent form Adult aged >18 years Screened positive for opioid use disorder (OUD), moderate or severe, based on the Diagnostic and Statistical Manual-5th Edition Have health insurance Have an existing electronic medical record in Epic Have a working device that can access a web browser and receive texts (i.e., smartphone, tablet or computer) Can provide a working email address Can provide a working cell phone number  Exclusion Criteria:  Current use of buprenorphine (bup), methadone, or naltrexone for a substance use disorder Known allergy to bup Pregnancy or lactation Known current suicide risk based on interview Mandatory transport to a Department of Correction Facility, or strong likelihood of immediate transport, resulting from current legal case