LAN - Language Detail Segment

The LAN segment adds detailed language information to the staff member identified by the STF segment. An LAN segment may optionally follow an STF segment. An LAN segment must always have been preceded by a corresponding STF segment.

HL7 Attribute Table - LAN - Language Detail Segment

Seq#	Data Element Name	DataType	Usage	Vocabulary	Cardinality	Item #	Length	C.LEN	Flags
LAN
1	Set ID – LAN	SI	R		[1..1]	01455	[1..4]
2	Language Code	CWE	R	0296 Primary Language	[1..1]	01456
3	Language Ability Code	CWE	O	0403(S) Language Ability(Suggested)	[0..*]	01457
4	Language Proficiency Code	CWE	O	0404(S) Language Proficiency(Suggested)	[0..1]	01458

LAN-1: Set ID – LAN (SI) 01455

Definition: This field contains the number that identifies this transaction. For the first occurrence of the segment, the sequence number shall be one; for the second occurrence, the sequence number shall be two; etc.

LAN-2: Language Code (CWE) 01456

Definition: This field contains the language about which the Staff Member's has some knowledge. HL7 recommends using ISO table 639 as the suggested values in User-defined Table 0296 – Primary Language.

LAN-3: Language Ability Code (CWE) 01457

Definition: This field contains the ability the Staff Member possesses with respect to the language. HL7 recommends using values in HL7 Table 0403 - Language Ability.

Refer to HL7 Table 0403 – Language Ability in Chapter 2C, Code Tables, for valid values. This table contains values for the Staff Member's ability to read, write, understand, etc.

LAN-4: Language Proficiency Code (CWE) 01458

Definition: This field contains the level of knowledge the Staff Member possesses with respect to the language ability. HL7 suggests using values in HL7 Table 0404 - Language Proficiency.

Refer to HL7 Table 0404 – Language Proficiency in Chapter 2C, Code Tables, for valid values. This table contains values for excellent, poor, fair etc.