HL7 Version 2 to FHIR
1.0.0 - STU 1

HL7 Version 2 to FHIR - Downloaded Version 1.0.0 See the Directory of published versions

## ConceptMap: Segment NK1 to Patient Map (Experimental)

Official URL: http://hl7.org/fhir/uv/v2mappings/ConceptMap/segment-nk1-to-patient | Version: 1.0.0
Standards status: Informative | Computable Name: SegmentNK1ToPatient
Copyright/Legal: Copyright (c) 2025, HL7 International, Inc., All Rights Reserved.

This ConceptMap represents a mapping from the HL7 V2 Segment NK1 to the FHIR Patient Resource.

This ConceptMap represents the mapping from the HL7 V2 NK1 Segment to the FHIR Patient Resource. See also the FHIR Shorthand or the CSV Source.

HL7 v2 | Condition (IF True, args) | HL7 FHIR | Comments
--- | --- | --- | ---
Sort Order | Identifier | Name | Data Type | Cardinality - Min | Cardinality - Max | Computable ANTLR | Computable FHIRPath | Narrative | FHIR Attribute | Extension | Data Type | Cardinality - Min | Cardinality - Max | Data Type Mapping | Vocabulary Mapping (IS, ID, CE, CEN, CWE) | Assignment
1 | NK1-1 | Set ID - NK1 | SI | 1 | 1 |  |  |  |  |  |  |  |  |  |  |  |
2 | NK1-2 | Name | XPN | 0 | -1 |  |  |  | Patient.contact.name |  | HumanName | 0 | 1 | XPN[HumanName] |  |  |
3 | NK1-3 | Relationship | CWE | 0 | 1 |  |  |  | Patient.contact.relationship |  | CodeableConcept | 0 | 1 | CWE[CodeableConcept] | Relationship |  |
4 | NK1-4 | Address | XAD | 0 | -1 |  |  |  | Patient.contact.address |  | Address | 0 | 1 | XAD[Address] |  |  | Note the decreased cardinality for the FHIR map
5 | NK1-5 | Phone Number | XTN | 0 | -1 |  |  |  | Patient.contact.telecom |  | ContactPoint | 0 | -1 | XTN[ContactPoint] |  |  |
6 | NK1-6 | Business Phone Number | XTN | 0 | -1 |  |  |  | Patient.contact.telecom |  | ContactPoint | 0 | -1 | XTN[ContactPoint] |  |  |
6 | NK1-6 | Business Phone Number | XTN | 0 | -1 |  |  |  | Patient.contact.telecom.use |  | code | 0 | 1 |  |  | "work" |
7 | NK1-7 | Contact Role | CWE | 0 | 1 |  |  |  | Patient.contact.relationship |  | CodeableConcept | 0 | -1 | CWE[CodeableConcept] | Contact Role |  | Should we update the names in the base FHIR standard as the names and value sets are confusing? It's normative, so has to have a very strong case.
8 | NK1-8 | Start Date | DT | 0 | 1 |  |  |  | Patient.contact.period.start |  | dateTime | 0 | 1 |  |  |  |
9 | NK1-9 | End Date | DT | 0 | 1 |  |  |  | Patient.contact.period.end |  | dateTime | 0 | 1 |  |  |  |
10 | NK1-10 | Next of Kin / Associated Parties Job Title | ST | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
11 | NK1-11 | Next of Kin / Associated Parties Job Code/Class | JCC | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
12 | NK1-12 | Next of Kin / Associated Parties Employee Number | CX | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
13 | NK1-13 | Organization Name - NK1 | XON | 0 | -1 |  |  |  | Patient.contact.organization(Patient.Organization) |  | Reference(Patient.Organization) | 0 | 1 | XON[Organization] |  |  |
14 | NK1-14 | Marital Status | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
15 | NK1-15 | Administrative Sex | CWE | 0 | 1 |  |  |  | Patient.contact.gender |  | code | 0 | 1 | CWE[Code] | AdministrativeSex |  |
16 | NK1-16 | Date/Time of Birth | DTM | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
17 | NK1-17 | Living Dependency | CWE | 0 | -1 |  |  |  |  |  |  |  |  |  |  |  |
18 | NK1-18 | Ambulatory Status | CWE | 0 | -1 |  |  |  |  |  |  |  |  |  |  |  |
19 | NK1-19 | Citizenship | CWE | 0 | -1 |  |  |  |  |  |  |  |  |  |  |  |
20 | NK1-20 | Primary Language | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
21 | NK1-21 | Living Arrangement | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
22 | NK1-22 | Publicity Code | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
23 | NK1-23 | Protection Indicator | ID | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
24 | NK1-24 | Student Indicator | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
25 | NK1-25 | Religion | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
26 | NK1-26 | Mother's Maiden Name | XPN | 0 | -1 |  |  |  |  |  |  |  |  |  |  |  |
27 | NK1-27 | Nationality | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
28 | NK1-28 | Ethnic Group | CWE | 0 | -1 |  |  |  |  |  |  |  |  |  |  |  |
29 | NK1-29 | Contact Reason | CWE | 0 | -1 |  |  |  |  |  |  |  |  |  |  |  |
30 | NK1-30 | Contact Person's Name | XPN | 0 | -1 |  |  |  | Patient.contact.organization(Patient.Organization.contact.name) |  | HumanName | 0 | 1 | XPN[HumanName] |  |  |
31 | NK1-31 | Contact Person's Telephone Number | XTN | 0 | -1 |  |  |  | Patient.contact.organization(Patient.Organization.contact.telecom) |  | ContactPoint | 0 | -1 | XTN[ContactPoint] |  |  |
32 | NK1-32 | Contact Person's Address | XAD | 0 | -1 |  |  |  | Patient.contact.organization(Patient.Organization.contact.address) |  | Address | 0 | 1 | XAD[Address] |  |  |
33 | NK1-33 | Next of Kin/Associated Party's Identifiers | CX | 0 | -1 |  |  |  |  |  |  |  |  |  |  |  |
34 | NK1-34 | Job Status | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  | The job status is typically the patient's job status when the relationship indicates the NK1 is the employer. We invite feedback on whether or not an extension to Patient.contact is appropriate for this element.
35 | NK1-35 | Race | CWE | 0 | -1 |  |  | Use your local extension, e.g., US = US Core Race Extension, AUS = indiginous extension. |  |  |  |  |  |  |  |  |
36 | NK1-36 | Handicap | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
37 | NK1-37 | Contact Person Social Security Number | ST | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
38 | NK1-38 | Next of Kin Birth Place | ST | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
39 | NK1-39 | VIP Indicator | CWE | 0 | 1 |  |  |  |  |  |  |  |  |  |  |  |
40 | NK1-40 | Next of Kin Telecommunication Information | XTN | 0 | 1 |  |  |  | Patient.contact.telecom |  | ContactPoint | 0 | -1 | XTN[ContactPoint] |  |  |
41 | NK1-41 | Contact Person's Telecommunication Information | XTN | 0 | 1 |  |  |  | Patient.contact.telecom |  | ContactPoint | 0 | -1 | XTN[ContactPoint] |  |  |

Mapping from (not specified) to (not specified)

Group 1 Mapping from `unspecified code system` to `unspecified code system`

Source Code | Relationship | Target Code | Comment
NK1-2 (Name) | is equivalent to | contact.name |
NK1-3 (Relationship) | is equivalent to | contact.relationship[1] |
NK1-4 (Address) | is equivalent to | contact.address | Note the decreased cardinality for the FHIR map
NK1-5 (Phone Number) | is equivalent to | contact.telecom[1] |
NK1-6 (Business Phone Number) | is equivalent to | contact.telecom[2] |
NK1-6 (Business Phone Number) | is equivalent to | contact.telecom[2].use |
NK1-7 (Contact Role) | is equivalent to | contact.relationship[2] | Should we update the names in the base FHIR standard as the names and value sets are confusing? It's normative, so has to have a very strong case.
NK1-8 (Start Date) | is equivalent to | contact.period.start |
NK1-9 (End Date) | is equivalent to | contact.period.end |
NK1-13 (Organization Name - NK1) | is equivalent to | contact.organization[1](Organization) |
NK1-15 (Administrative Sex) | is equivalent to | contact.gender |
NK1-30 (Contact Person's Name) | is equivalent to | contact.organization[1](Organization.contact.name) |
NK1-31 (Contact Person's Telephone Number) | is equivalent to | contact.organization[1](Organization.contact.telecom) |
NK1-32 (Contact Person's Address) | is equivalent to | contact.organization[1](Organization.contact.address) |
NK1-40 (Next of Kin Telecommunication Information) | is equivalent to | contact.telecom[3] |
NK1-41 (Contact Person's Telecommunication Information) | is equivalent to | contact.telecom[4] |

### Notes: