Per VHA Directive, this file has been "locked down" by Data Standardization (DS). The file definition (i.e. data dictionary) shall not be modified. All additions, changes and deletions to entries in the file shall be done by Enterprise Reference Terminology (ERT) using the Master File Server (MFS), provided by the Common Services (CS). Creating and/or editing locally defined fields in the file are not permitted. Use of locally defined fields that were created prior to the VHA Directive shall not be supported. This file is a table of standard possible sources from which the information about a particular immunization event was obtained. The data in this file are derived from the CDC-defined Immunization Information Source table (NIP001).
.01source(+)0;1FREE TEXTBThis is the source of the information being provided for an immunization event.
.02hl7 code(+)0;2FREE TEXTHThis is the HL7 code used for this SOURCE. It is a required entry of 2 numbers. A leading zero is acceptable. NO TWO SOURCES MAY USE THE SAME HL7 CODE.
.03inactive flag0;3SET OF CODES0:ACTIVE
This is used to show if the Source is ACTIVE OR INACTIVE. This should be a '1' if it is INACTIVE or a '0' or no value if it is ACTIVE.
99.97replaced by vha standard termVUID;3POINTER920.1AREPLACETERMThis is populated when one Term/Concept replaces another Term/Concept. This field is controlled by standardization and should only be changed by standardization processes. This field contains a pointer to a VHA standard term that replaces this entry.
99.98master entry for vuid(+)VUID;2BOOLEAN1:YES
This field identifies the Master Entry for a VUID associated with a Term/Concept.
99.99vuid(+)VUID;1FREE TEXTAVUIDVHA Unique ID (VUID). A unique meaningless integer assigned to reference terms VHA wide.
99.991effective date/timeTERMSTATUS;0MULTIPLE920.199Describes the pair Status and Effective Date/Time for each reference term.

Referenced by 3 types

  1. IMMUNIZATION INFO SOURCE (920.1) -- replaced by vha standard term
  2. V IMMUNIZATION (9000010.11) -- event information source
  3. V IMMUNIZATION DELETED (9000080.11) -- event information source