All ICD10 Codes

A39

Non-Billable
ChapterA00–B99
Rankcategory
Official Description

Meningococcal infection

Use a more specific code (6 billable, 2 non-billable)
A39.0Meningococcal meningitisA39.1Waterhouse-Friderichsen syndromeA39.2Acute meningococcemiaA39.3Chronic meningococcemiaA39.4Meningococcemia, unspecifiedA39.5Meningococcal heart diseasehas subcodesA39.8Other meningococcal infectionshas subcodesA39.9Meningococcal infection, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).

CH1 Parent Instructions

Includes
  • diseases generally recognized as communicable or transmissible
Excludes1(Not coded here. Use a different code.)
  • certain localized infections - see body system-related chapters
Excludes2(Not included here. Code separately if applicable.)
  • carrier or suspected carrier of infectious disease (Z22.-)
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39)
  • influenza and other acute respiratory infections (J00-J22)
Use Additional Code
  • code to identify resistance to antimicrobial drugs (Z16.-)

Clinical Hierarchy

BillableHas subcodes
CH1Certain infectious and parasitic diseases (A00-B99)
A30-A49Other bacterial diseases (A30-A49)
A39Meningococcal infectionNot billable
A39.0Meningococcal meningitisBillable
A39.1Waterhouse-Friderichsen syndromeBillable
A39.2Acute meningococcemiaBillable
A39.3Chronic meningococcemiaBillable
A39.4Meningococcemia, unspecifiedBillable
A39.5Meningococcal heart diseaseSubcodes
A39.8Other meningococcal infectionsSubcodes
A39.9Meningococcal infection, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to A39:

chapterCH1
Certain infectious and parasitic diseases (A00-B99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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