MCMedicalCodingSoftware
A36.0

A36.0: Pharyngeal diphtheria

Billable / specific codeICD-10-CM

A36.0 is a billable, specific ICD-10-CM code for pharyngeal diphtheria. It is valid for submission on a claim.

Check A36.0 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Diphtheritic membranous angina
  • Tonsillar diphtheria

Other codes that can never be billed with A36.0

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • J03.8Acute tonsillitis due to other specified organisms

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

A36.0 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56900Billing and Coding: Immunizations

Alphabetic index entries that lead here

  • Bretonneau's disease or angina
  • Angina›diphtheritic, membranous
  • Angina›gangrenous diphtheritic
  • Angina›malignant diphtheritic
  • Angina›pultaceous, diphtheritic
  • Diphtheria, diphtheritic›faucial
  • Diphtheria, diphtheritic›pharyngeal
  • Diphtheria, diphtheritic›tonsillar
  • Disease, diseased›Bretonneau's(diphtheritic malignant angina)
  • Pharyngitis›diphtheritic
  • Tonsillitis›diphtheritic
  • Angina›membranous›diphtheritic

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under A36

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.