271 Health Care Eligibility Benefit Response (X279A1)
X12 HIPAA · X12 005010X279A1
X12 HIPAA’s published 271 specification, rendered as an interactive guide. Expand any segment to see its elements, data types, lengths and accepted codes — then validate your own document against it below.
Specification
3 of 3 segments
HEADING
ST
Transaction Set Header
- Use this control segment to mark the start of a transaction set. One ST segment exists for every transaction set that occurs within a functional group.
pos 0100
Optional
max —
BHT
Beginning of Hierarchical Transaction
- Use this required segment to start the transaction set and indicate the sequence of the hierarchical levels of information that will follow in Table 2.
pos 0200
Required
max —
DETAIL
SE
Transaction Set Trailer
- Use this segment to mark the end of a transaction set and provide control information on the total number of segments included in the transaction set.
pos 4100
Optional
max —
Validate a 271
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