Inclusion Criteria:  Admitted to an inpatient bed at Cedars-Sinai Medical Center (CSMC),University of New Mexico Hospital (UNM), or Baystate Health (BH) Age 18 and older Have a probable OUD diagnosis, defined by scores of > 3 on the opioid section of the Alcohol, Smoking, and Substance Involvement Screening test (ASSIST) Speaks English or Spanish as primary language Willing to participate in follow-up calls and interview by telephone and able to provide contact information for follow-up calls Able to provide informed consent  Exclusion Criteria:  Currently receiving FDA-approved medication treatment for an opioid use disorder < 6 months life expectancy