{description: Returns patients with an gender-identity extension matching the specified code., package_name: hl7.fhir.us.core, name: USCorePatientGenderIdentity, type: token, package_version: 4.1.0, class: unknown, kind: null, url: 'http://hl7.org/fhir/us/core/SearchParameter/us-core-patient-gender-identity', version: 4.1.0}