RXWell to Decrease Post-Operative Opioid Use in Total Knee or Hip Arthroplasty

Inclusion Criteria for the RXWell Study: * Adults \>18 years * Scheduled for elective primary total knee arthroplasty (TKA) or hip replacement (THA) at the approved UPMC hospitals * Moderately high levels of mood disorder symptoms on validated PROMIS measures, defined as a T-score \> or = to 60 on PROMIS Anxiety 4a short form and/or PROMIS Depression4a short form Exclusion Criteria for the RXWell Study: * Patients undergoing non-elective surgery or secondary arthroplasty * Active delirium, neurocognitive impairment, or severe intellectual disability * No access to a smart device (phone or tablet) * Active alcoholism (defined as daily use of more than 1 liter of wine and /or 3 or more shots of hard liquor) or drug abuse (defined as daily use of illicit drugs) * Profound mood disorders requiring immediate intervention such as suicidal ideation, defined as a PROMIS Depression score of more than 70 * A PROMIS Anxiety and/or Depression T-score \>70, which corresponds to severe anxiety and depression. * Patients needing immediate care will be referred to psychiatrists and primary team.