A39.0 Meningococcal meningitis

Billable ICD-10-CM code, FY2026. Acts as a Major Complication or Comorbidity (MCC) as a secondary diagnosis.

MS-DRG index

Defines the logic of DRG(s) 023-024 in MDC 01.

Approximate ICD-9-CM (GEMs)

• 036.0 Meningococcal meningitis

Code annotations containing back-references to A39.0

Back-references to A39.0

• Type 1 Excludes: G01 Meningitis in bacterial diseases classified elsewhere ("meningococcal (A39.0)")

Diagnosis Index entries for A39.0

• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › cerebrospinal meningococcal
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › petechial
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › spotted › cerebrospinal meningitis
• Infection, infected, infective (opportunistic) › meningococcal › cerebrospinal
• Infection, infected, infective (opportunistic) › meningococcal › meninges
• Inflammation, inflamed, inflammatory (with exudation) › cerebrospinal › meningococcal
• Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic) › cerebrospinal
• Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic) › diplococcal (gram positive)
• Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic) › epidemic NEC
• Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic) › meningococcal
• Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic) › Neisseria
• Meningococcus, meningococcal › meningitis (cerebrospinal)

Nearby codes

• A39 Meningococcal infection
• A39.0 Meningococcal meningitis (this code)
• A39.1 Waterhouse-Friderichsen syndrome
• A39.2 Acute meningococcemia
• A39.3 Chronic meningococcemia
• A39.4 Meningococcemia, unspecified
• A39.5 Meningococcal heart disease