J03.9

Applicable To

• Follicular tonsillitis acute)

• Gangrenous tonsillitis acute)

• Infective tonsillitis acute)

• Tonsillitis acute) NOS

• Ulcerative tonsillitis acute)

Clinical Information

• An acute inflammation of the tonsils caused by viruses or bacteria. Signs and symptoms include fever, enlargement of the tonsils, difficulty swallowing, and enlargement of the regional lymph nodes.

Details

• J03.9 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.

• The 2023 edition of ICD-10-CM J03.9 became effective on October 1, 2022.

• This is the American ICD-10-CM version of J03.9 – other international versions of ICD-10 J03.9 may differ.