Thank you for your question regarding CMS506v6 Safe Use of Opioids - Concurrent Prescribing. The measure excludes patients discharged to another inpatient care facility as captured in the value set Discharge to Acute Care Facility (OID: 2.16.840.1.113883.3.117.1.7.1.87). The value set includes acute care facilities such as community hospitals, tertiary referral hospitals, and acute care hospitals. You can reference the applicable codes contained in these value sets on the Value Set Authority Center (VSAC) at https://vsac.nlm.nih.gov/ . Click on the “Search Value Sets” tab and enter the value set OID to review codes included in the respective value set. The VSAC provides downloadable access to all official versions of value sets content contained in the eCQM specifications. If you do not have a UMLS API Key to sign in, you can request a free UMLS license/account. We hope this helps.