This is the ValueSet that contains all the codes in PCT GFE CMS Place of Service Value Set (http://hl7.org/fhir/us/davinci-pct/ValueSet/PCTGFECMSPOS) and PCT GFE CMS Place of Service Value Set (http://hl7.org/fhir/us/davinci-pct/ValueSet/PCTGFECMSPOS). E.g. what you have to deal with if you get resources containing codes in either of them