Segment NK1 in FHIR

How segment NK1 (Next Of Kin / Associated Parties) becomes FHIR R4 resources, from the HL7 Version 2 to FHIR guide.

HL7 v2 definition: Definition of NK1 in HL7 v2 2.8
Maps: Patient RelatedPerson
Used in messages: ADT_A01 ADT_A05 ADT_A06 OML_O21 ORU_R01 VXU_V04

To Patient16 rows

HL7 v2 source	v2 type	FHIR element	FHIR type	Conditions and notes
NK1-2Name	XPN	contact.name	HumanName
NK1-3Relationship	CWE	contact.relationship[1]	CodeableConcept	Code map v3-rolecode
NK1-4Address	XAD	contact.address	Address
NK1-5Phone Number	XTN	contact.telecom[1]	ContactPoint
NK1-6Business Phone Number	XTN	contact.telecom[2]	ContactPoint
NK1-6Business Phone Number	XTN	contact.telecom[2].use	`code`	Value `"work"`
NK1-7Contact Role	CWE	contact.relationship[2]	CodeableConcept	Code map v2-0131
NK1-8Start Date	DT	contact.period.start	`dateTime`
NK1-9End Date	DT	contact.period.end	`dateTime`
NK1-13Organization Name - Nk1	XON	contact.organization[1](Organization)	`Reference(`Organization`)`
NK1-15Administrative Sex	CWE	contact.gender	`code`	Code map administrative-gender
NK1-30Contact Person's Name	XPN	contact.organization[1](Organization.contact.name)	HumanName
NK1-31Contact Person's Telephone Number	XTN	contact.organization[1](Organization.contact.telecom)	ContactPoint
NK1-32Contact Person's Address	XAD	contact.organization[1](Organization.contact.address)	Address
NK1-40Next Of Kin Telecommunication Information	XTN	contact.telecom[3]	ContactPoint
NK1-41Contact Person's Telecommunication Information	XTN	contact.telecom[4]	ContactPoint

To RelatedPerson23 rows

HL7 v2 source	v2 type	FHIR element	FHIR type	Conditions and notes
NK1-2Name	XPN	name[1]	HumanName
NK1-3Relationship	CWE	relationship[1]	CodeableConcept	Code map v3-rolecode
NK1-4Address	XAD	address[1]	Address
NK1-5Phone Number	XTN	telecom[1]	ContactPoint
NK1-6Business Phone Number	XTN	telecom[2]	ContactPoint
NK1-6Business Phone Number	XTN	telecom[2].use		Value `"work"`
NK1-7Contact Role	CWE	relationship[2]	CodeableConcept	Code map v2-0131
NK1-8Start Date	DT	period.start	`dateTime`
NK1-9End Date	DT	period.end	`dateTime`
NK1-12Next Of Kin / Associated Parties Employee Number	CX	identifier[1]	Identifier
NK1-15Administrative Sex	CWE	gender	`code`	Code map administrative-gender
NK1-16Date/Time Of Birth	DTM	birthDate	`date`
NK1-20Primary Language	CWE	communication.language	CodeableConcept	Code map unspecified_mapping
NK1-30Contact Person's Name	XPN	name[2]	HumanName
NK1-31Contact Person's Telephone Number	XTN	telecom[3]	ContactPoint
NK1-32Contact Person's Address	XAD	address[2]	Address
NK1-33Next Of Kin/Associated Party's Identifiers	CX	identifier[2]	Identifier
NK1-37Contact Person Social Security Number	ST	identifier[3].value	Identifier
NK1-37Contact Person Social Security Number	ST	identifier[3].system	`uri`	Value `"http://hl7.org/fhir/sid/us-ssn"`
NK1-37Contact Person Social Security Number	ST	identifier[3].type.coding.code	`code`	If in the US and various other jurisdictionsValue `"SS"`
NK1-37Contact Person Social Security Number	ST	identifier[3].type.coding.code	`code`	If outside the US for certain jurisdictionsValue `"SB"`
NK1-40Next Of Kin Telecommunication Information	XTN	telecom[4]	ContactPoint
NK1-41Contact Person's Telecommunication Information	XTN	telecom[5]	ContactPoint