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J36

J36: Peritonsillar abscess

Billable / specific codeICD-10-CM

J36 is a billable, specific ICD-10-CM code for peritonsillar abscess. It is valid for submission on a claim.

Check J36 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • acute tonsillitis (J03.-)
  • chronic tonsillitis (J35.0)
  • retropharyngeal abscess (J39.0)
  • tonsillitis NOS (J03.9-)

Use additional code

Add a secondary code to capture the detail described below.

  • code (B95-B97) to identify infectious agent.

Includes

Conditions this code covers.

  • abscess of tonsil
  • peritonsillar cellulitis
  • quinsy

Other codes that can never be billed with J36

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

  • J02Acute pharyngitis
  • J03Acute tonsillitis
  • J39.0Retropharyngeal and parapharyngeal abscess

Risk adjustment

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

Medicare coverage

J36 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck

Alphabetic index entries that lead here

  • Peritonsillitis
  • Quinsy(gangrenous)
  • Abscess›circumtonsillar
  • Abscess›intratonsillar
  • Abscess›peritonsillar
  • Abscess›posttonsillar
  • Abscess›tonsil(s) (lingual)
  • Abscess›tonsillopharyngeal
  • Angina›phlegmonous
  • Angina›tonsil
  • Cellulitis›peritonsillar
  • Cellulitis›tonsil

Code history

Unchanged in every release from FY2024 to FY2027.

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.