CodeableConcept

complex type

Base StructureDefinition for CodeableConcept Type: A concept that may be defined by a formal reference to a terminology or ontology or may be provided by text.

Official spec

Path	Card.	Type	Description & Constraints
CodeableConcept	0..*	—	Concept - reference to a terminology or just text
.id	0..1	String	Unique id for inter-element referencing
.extension	0..*	Extension	Additional content defined by implementations
.codingΣ	0..*	Coding	Code defined by a terminology system
.textΣ	0..1	string	Plain text representation of the concept