1. ICD-10-CM Codes
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2. A00-B99 Certain infectious and parasitic diseases
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3. A30-A49 Other bacterial diseases
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4. A39- Meningococcal infection
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2020 ICD-10-CM Diagnosis Code A39.50

Meningococcal carditis, unspecified

2016 2017 2018 2019 2020 Billable/Specific Code

• A39.50 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2020 edition of ICD-10-CM A39.50 became effective on October 1, 2019.
• This is the American ICD-10-CM version of A39.50 - other international versions of ICD-10 A39.50 may differ.

• Meningococcal carditis

• 314 Other circulatory system diagnoses with mcc
• 315 Other circulatory system diagnoses with cc
• 316 Other circulatory system diagnoses without cc/mcc
• 791 Prematurity with major problems
• 793 Full term neonate with major problems

Convert A39.50 to ICD-9-CM

• 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
• 2020 (effective 10/1/2019): No change

• Type 1 Excludes: I52
  ICD-10-CM Diagnosis Code I52

  Other heart disorders in diseases classified elsewhere

  2016 2017 2018 2019 2020 Billable/Specific Code Manifestation Code

  Code First

  • underlying disease, such as:
  • congenital syphilis (A50.5)
  • mucopolysaccharidosis (E76.3)
  • schistosomiasis (B65.0-B65.9)

  Type 1 Excludes

  • heart disease (in):
  • gonococcal infection (A54.83)
  • meningococcal infection (A39.50)
  • rheumatoid arthritis (M05.31)
  • syphilis (A52.06)

• Carditis (acute) (bacterial) (chronic) (subacute) I51.89
  ICD-10-CM Diagnosis Code I51.89

  Other ill-defined heart diseases

  2016 2017 2018 2019 2020 Billable/Specific Code

  Applicable To

  • Carditis (acute)(chronic)
  • Pancarditis (acute)(chronic)
  • meningococcal A39.50
• Disease, diseased - see also Syndrome
  • heart (organic) I51.9
    ICD-10-CM Diagnosis Code I51.9

    Heart disease, unspecified

    2016 2017 2018 2019 2020 Billable/Specific Code
    • meningococcal A39.50
• Infection, infected, infective (opportunistic) B99.9
  ICD-10-CM Diagnosis Code B99.9

  Unspecified infectious disease

  2016 2017 2018 2019 2020 Billable/Specific Code
  • meningococcal A39.9
    - see also condition
    ICD-10-CM Diagnosis Code A39.9

    Meningococcal infection, unspecified

    2016 2017 2018 2019 2020 Billable/Specific Code

    Applicable To

    • Meningococcal disease NOS
    • heart A39.50

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