2019 ICD-10-CM Diagnosis Code G00.1

Pneumococcal meningitis

    2016 2017 2018 2019 Billable/Specific Code
  • G00.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM G00.1 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of G00.1 - other international versions of ICD-10 G00.1 may differ.
Applicable To
  • Meningtitis due to Streptococcal pneumoniae
The following code(s) above G00.1 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to G00.1:
  • G00-G99
    2019 ICD-10-CM Range G00-G99

    Diseases of the nervous system

    Type 2 Excludes
    • 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)
    Diseases of the nervous system
  • G00
    ICD-10-CM Diagnosis Code G00

    Bacterial meningitis, not elsewhere classified

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Includes
    • bacterial arachnoiditis
    • bacterial leptomeningitis
    • bacterial meningitis
    • bacterial pachymeningitis
    Type 1 Excludes
    • bacterial meningoencephalitis (G04.2)
    • bacterial meningomyelitis (G04.2)
    Bacterial meningitis, not elsewhere classified
Clinical Information
  • An acute purulent infection of the meninges and subarachnoid space caused by streptococcus pneumoniae, most prevalent in children and adults over the age of 60. This illness may be associated with otitis media; mastoiditis; sinusitis; respiratory tract infections; sickle cell disease (anemia, sickle cell); skull fractures; and other disorders. Clinical manifestations include fever; headache; neck stiffness; and somnolence followed by seizures; focal neurologic deficits (notably deafness); and coma. (from miller et al., merritt's textbook of neurology, 9th ed, p111)
ICD-10-CM G00.1 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 023 Craniotomy with major device implant or acute complex cns pdx with mcc or chemotherapy implant or epilepsy with neurostimulator
  • 024 Craniotomy with major device implant or acute complex cns pdx without mcc
  • 094 Bacterial and tuberculous infections of nervous system with mcc
  • 095 Bacterial and tuberculous infections of nervous system with cc
  • 096 Bacterial and tuberculous infections of nervous system without cc/mcc
  • 793 Full term neonate with major problems

Convert G00.1 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change

Diagnosis Index entries containing back-references to G00.1:
  • Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic) G03.9
    ICD-10-CM Diagnosis Code G03.9

    Meningitis, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Arachnoiditis (spinal) NOS
    • bacterial G00.9
      ICD-10-CM Diagnosis Code G00.9

      Bacterial meningitis, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Meningitis due to gram-negative bacteria, unspecified
      • Purulent meningitis NOS
      • Pyogenic meningitis NOS
      • Suppurative meningitis NOS
      • pneumococcal G00.1
    • in (due to)
      • Diplococcus pneumoniae G00.1
      • Streptococcal pneumoniae G00.1
    • Streptococcal (acute) G00.2
      ICD-10-CM Diagnosis Code G00.2

      Streptococcal meningitis

        2016 2017 2018 2019 Billable/Specific Code
      Use Additional
      • pneumoniae G00.1
    • pneumococcal streptococcus pneumoniae G00.1

ICD-10-CM Codes Adjacent To G00.1
F98.21 Rumination disorder of infancy
F98.29 Other feeding disorders of infancy and early childhood
F98.3 Pica of infancy and childhood
F98.4 Stereotyped movement disorders
F98.5 Adult onset fluency disorder
F98.8 Other specified behavioral and emotional disorders with onset usually occurring in childhood and adolescence
F98.9 Unspecified behavioral and emotional disorders with onset usually occurring in childhood and adolescence
F99 Mental disorder, not otherwise specified
G00 Bacterial meningitis, not elsewhere classified
G00.0 Hemophilus meningitis
G00.1 Pneumococcal meningitis
G00.2 Streptococcal meningitis
G00.3 Staphylococcal meningitis
G00.8 Other bacterial meningitis
G00.9 Bacterial meningitis, unspecified
G01 Meningitis in bacterial diseases classified elsewhere
G02 Meningitis in other infectious and parasitic diseases classified elsewhere
G03 Meningitis due to other and unspecified causes
G03.0 Nonpyogenic meningitis
G03.1 Chronic meningitis
G03.2 Benign recurrent meningitis [Mollaret]

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.