G09

Sequelae of inflammatory diseases of central nervous system

Billable / specific

G09 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes

  • Note: Category G09 is to be used to indicate conditions whose primary classification is to G00-G08 as the cause of sequelae, themselves classifiable elsewhere. The 'sequelae' include conditions specified as residuals.

Excludes2

Not included here — may be reported together when both conditions exist.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Code first

Sequence the underlying condition first.

  • condition resulting from (sequela) of inflammatory diseases of central nervous system

Also known as

  • Abscess, cerebellum, cerebellar, sequelae
  • Abscess, cerebral, sequelae
  • Abscess, extradural, brain, sequelae
  • Abscess, subdural, brain, sequelae
  • Parencephalitis, sequelae
  • Sequelae, abscess, intracranial or intraspinal
  • Sequelae, encephalitis or encephalomyelitis
  • Sequelae, infection, pyogenic, intracranial or intraspinal
  • Sequelae, meningitis, bacterial
  • Sequelae, meningitis, other or unspecified cause
  • Sequelae, phlebitis or thrombophlebitis of intracranial or intraspinal venous sinuses and veins
  • Suppuration, suppurative, brain, sequelae
  • Thrombophlebitis, cerebral, sequelae
  • Thrombophlebitis, intracranial venous sinus, sequelae

Related codes

  • G00Bacterial meningitis, not elsewhere classifiedHeader
  • G01Meningitis in bacterial diseases classified elsewhereBillable
  • G02Meningitis in other infectious and parasitic diseases classified elsewhereBillable
  • G03Meningitis due to other and unspecified causesHeader
  • G04Encephalitis, myelitis and encephalomyelitisHeader
  • G05Encephalitis, myelitis and encephalomyelitis in diseases classified elsewhereHeader
  • G06Intracranial and intraspinal abscess and granulomaHeader
  • G07Intracranial and intraspinal abscess and granuloma in diseases classified elsewhereBillable
  • G08Intracranial and intraspinal phlebitis and thrombophlebitisBillable

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