1. ICD-10-CM Codes
›
2. A00-B99 Certain infectious and parasitic diseases
›
3. A50-A64 Infections with a predominantly sexual mode of transmission
›
4. A50- Congenital syphilis
›

2018 ICD-10-CM Diagnosis Code A50.03

Early congenital syphilitic pharyngitis

2016 2017 2018 Billable/Specific Code

• A50.03 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2018 edition of ICD-10-CM A50.03 became effective on October 1, 2017.
• This is the American ICD-10-CM version of A50.03 - other international versions of ICD-10 A50.03 may differ.

• 867 Other infectious and parasitic diseases diagnoses with mcc
• 868 Other infectious and parasitic diseases diagnoses with cc
• 869 Other infectious and parasitic diseases diagnoses without cc/mcc

Convert A50.03 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

• Catarrh, catarrhal (acute) (febrile) (infectious) (inflammation) J00
  - see also condition
  ICD-10-CM Diagnosis Code J00

  Acute nasopharyngitis [common cold]

  2016 2017 2018 Billable/Specific Code

  Applicable To

  • Acute rhinitis
  • Coryza (acute)
  • Infective nasopharyngitis NOS
  • Infective rhinitis
  • Nasal catarrh, acute
  • Nasopharyngitis NOS

  Type 1 Excludes

  • acute pharyngitis (J02.-)
  • acute sore throat NOS (J02.9)
  • pharyngitis NOS (J02.9)
  • rhinitis NOS (J31.0)
  • sore throat NOS (J02.9)

  Type 2 Excludes

  • allergic rhinitis (J30.1-J30.9)
  • chronic pharyngitis (J31.2)
  • chronic rhinitis (J31.0)
  • chronic sore throat (J31.2)
  • nasopharyngitis, chronic (J31.1)
  • vasomotor rhinitis (J30.0)
  • due to congenital syphilis A50.03
• Laryngitis (acute) (edematous) (fibrinous) (infective) (infiltrative) (malignant) (membranous) (phlegmonous) (pneumococcal) (pseudomembranous) (septic) (subglottic) (suppurative) (ulcerative) J04.0
  ICD-10-CM Diagnosis Code J04.0

  Acute laryngitis

  2016 2017 2018 Billable/Specific Code

  Applicable To

  • Edematous laryngitis (acute)
  • Laryngitis (acute) NOS
  • Subglottic laryngitis (acute)
  • Suppurative laryngitis (acute)
  • Ulcerative laryngitis (acute)

  Type 1 Excludes

  • acute obstructive laryngitis (J05.0)

  Type 2 Excludes

  • chronic laryngitis (J37.0)
  • syphilitic (late) A52.73
    ICD-10-CM Diagnosis Code A52.73

    Symptomatic late syphilis of other respiratory organs

    2016 2017 2018 Billable/Specific Code
    • congenital A50.59
      ICD-10-CM Diagnosis Code A50.59

      Other late congenital syphilis, symptomatic

      2016 2017 2018 Billable/Specific Code
      • early A50.03
• Laryngotracheitis (acute) (Infectional) (infective) (viral) J04.2
  ICD-10-CM Diagnosis Code J04.2

  Acute laryngotracheitis

  2016 2017 2018 Billable/Specific Code

  Applicable To

  • Laryngotracheitis NOS
  • Tracheitis (acute) with laryngitis (acute)

  Type 1 Excludes

  • acute obstructive laryngotracheitis (J05.0)

  Type 2 Excludes

  • chronic laryngotracheitis (J37.1)
  • syphilitic (late) A52.73
    ICD-10-CM Diagnosis Code A52.73

    Symptomatic late syphilis of other respiratory organs

    2016 2017 2018 Billable/Specific Code
    • congenital A50.59
      ICD-10-CM Diagnosis Code A50.59

      Other late congenital syphilis, symptomatic

      2016 2017 2018 Billable/Specific Code
      • early A50.03
• Pharyngitis (acute) (catarrhal)(gangrenous) (infective) (malignant) (membranous) (phlegmonous) (pseudomembranous) (simple) (subacute) (suppurative) (ulcerative) (viral) J02.9
  ICD-10-CM Diagnosis Code J02.9

  Acute pharyngitis, unspecified

  2016 2017 2018 Billable/Specific Code

  Applicable To

  • Gangrenous pharyngitis (acute)
  • Infective pharyngitis (acute) NOS
  • Pharyngitis (acute) NOS
  • Sore throat (acute) NOS
  • Suppurative pharyngitis (acute)
  • Ulcerative pharyngitis (acute)
  • syphilitic, congenital A50.03 (early)
• Syphilis, syphilitic (acquired) A53.9
  ICD-10-CM Diagnosis Code A53.9

  Syphilis, unspecified

  2016 2017 2018 Billable/Specific Code

  Applicable To

  • Infection due to Treponema pallidum NOS
  • Syphilis (acquired) NOS

  Type 1 Excludes

  • syphilis NOS under two years of age (A50.2)
  • congenital A50.9
    ICD-10-CM Diagnosis Code A50.9

    Congenital syphilis, unspecified

    2016 2017 2018 Billable/Specific Code
    • early, or less than 2 years after birth NEC A50.2
      ICD-10-CM Diagnosis Code A50.2

      Early congenital syphilis, unspecified

      2016 2017 2018 Billable/Specific Code

      Applicable To

      • Congenital syphilis NOS less than two years after birth.
      • symptomatic A50.09
        ICD-10-CM Diagnosis Code A50.09

        Other early congenital syphilis, symptomatic

        2016 2017 2018 Billable/Specific Code
        • pharyngitis A50.03

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