Search by the resource id
GET /Patient?_id=pt-1
You can search by multiple ids separated by comma:
GET /Patient?_id=pt-1,pt-2,pt-3
You can an use _id parameter in a sort expressions:
GET /Entity?_sort=_id​# 200resourceType: Bundletype: searchsetentry:- resource:type: resourceisMeta: truemodule: authsource: coderesourceType: Entityid: AccessPolicymeta: {lastUpdated: '2019-07-30T16:51:52.763470Z', versionId: '0'}....