REF Reference Identification

To specify identifying information

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Position

Element

Name

Type

Requirement

Min

Max

Repeat

REF01

128

Reference Identification Qualifier

Identifier (ID)

Mandatory

Code qualifying the Reference Identification

REF02

127

Reference Identification

String (AN)

Conditional

Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier

R0203: At least one of REF-02 or REF-03 is required

REF03

352

Description

String (AN)

Conditional

A free-form description to clarify the related data elements and their content

REF04

C040

Reference Identifier

Composite (composite)

Optional

128

Reference Identification Qualifier

Identifier (ID)

Mandatory

Code qualifying the Reference Identification

127

Reference Identification

String (AN)

Mandatory

Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier

128

Reference Identification Qualifier

Identifier (ID)

Conditional

Code qualifying the Reference Identification

P0304: If either C040-03 or C040-04 is present, then the other is required

127

Reference Identification

String (AN)

Conditional

Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier

128

Reference Identification Qualifier

Identifier (ID)

Conditional

Code qualifying the Reference Identification

P0506: If either C040-05 or C040-06 is present, then the other is required

127

Reference Identification

String (AN)

Conditional

Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier