Comparison of National Healthcare Directory Attestation and Verification with US-Core
| US Realm | Current Build | Difference | Notes |
| ValueSets | |||
| Care Team Member Function | Participant Roles | Comparison | 2 Breaking Changes, 0 Changes, 13 Notes |
| Healthcare Provider Taxonomy | Individual and Group Specialties | Comparison | 2 Breaking Changes, 0 Changes, 860 Notes |
| US Core Provider Role (NUCC) | PractitionerRole Code Value Set | Comparison | 2 Breaking Changes, 0 Changes, 924 Notes |
| StructureDefinitions | |||
| US Core CareTeam Profile | NatDir Care Team | Comparison | 5 Breaking Changes, 17 Changes, 21 Notes |
| US Core PractitionerRole Profile | NatDir PractitionerRole | Comparison | 3 Breaking Changes, 11 Changes, 11 Notes |