Z28.39

Billable
ChapterZ00–Z99
Ranksubcategory
Official Description

Other underimmunization status

Metadata & Insights
  • Billable/specific code (valid for reimbursement).
  • Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

Instructional Notes

Includes
  • Delinquent immunization status
  • Lapsed immunization schedule status
General instructions are available for the parent sections:

Clinical Hierarchy

BillableHas subcodes
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z20-Z29Persons with potential health hazards related to communicable diseases (Z20-Z29)
Z28Immunization not carried out and underimmunization status
Z28.3Underimmunization status
Z28.39Other underimmunization statusBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z28.39:

subcategoryZ28.3
Underimmunization status
View context instructions
categoryZ28
Immunization not carried out and underimmunization status
View context instructions

Code History

  • FY 04/01/22: This code replaced Z28.3 (Underimmunization status)

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

Cross Reference

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