# `HL7v2.Segment.MRG`
[🔗](https://github.com/Balneario-de-Cofrentes/hl7v2/blob/v3.10.1/lib/hl7v2/segment/mrg.ex#L1)

Merge Patient Information (MRG) segment — HL7v2 v2.5.1.

Carries the "prior" patient identifiers in merge operations (ADT^A39-A42).
7 fields per HL7 v2.5.1 specification.

# `t`

```elixir
@type t() :: %HL7v2.Segment.MRG{
  extra_fields: term(),
  prior_alternate_patient_id: term(),
  prior_alternate_visit_id: term(),
  prior_patient_account_number: term(),
  prior_patient_id: term(),
  prior_patient_identifier_list: term(),
  prior_patient_name: term(),
  prior_visit_number: term()
}
```

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*Consult [api-reference.md](api-reference.md) for complete listing*