Acute tonsillitis J03

The ICD10 code for the diagnosis "Acute tonsillitis" is "J03". J03 is NOT a 'valid' or 'billable' ICD10 code. Please select a more specific diagnosis below.

  • J03 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM J03 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of J03 - other international versions of ICD-10 J03 may differ.
Type 1 Excludes:
  • acute sore throat (J02.-)
  • hypertrophy of tonsils (J35.1)
  • peritonsillar abscess (J36)
  • sore throat NOS (J02.9)
  • streptococcal sore throat (J02.0)
Type 2 Excludes:
  • chronic tonsillitis (J35.0)

Codes: = Billable

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