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ICD-10-CM 2027

ICD-10 code for aphthae

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Aphthae, aphthous”. Page updated September 29, 2026.

About coding aphthae

The official ICD-10-CM index doesn't give a single default code for aphthae; the code depends on the details below.

More specific aphthae codes (official index)

  • Bednar's K12.0 — Recurrent oral aphthae
  • cachectic K14.0 — Glossitis
  • epizootic B08.8 — Other specified viral infections characterized by skin and mucous membrane lesions
  • fever B08.8 — Other specified viral infections characterized by skin and mucous membrane lesions
  • oral (recurrent) K12.0 — Recurrent oral aphthae
  • stomatitis (major) (minor) K12.0 — Recurrent oral aphthae
  • thrush B37.0 — Candidal stomatitis
  • ulcer (oral) (recurrent) K12.0 — Recurrent oral aphthae
  • genital organ (s) NEC
  • female N76.6 — Ulceration of vulva
  • male N50.89 — Other specified disorders of the male genital organs
  • larynx J38.7 — Other diseases of larynx

Common questions about aphthae ICD-10 codes

What is the ICD-10 code for bednar's aphthae?

K12.0 — Recurrent oral aphthae.

What is the ICD-10 code for cachectic aphthae?

K14.0 — Glossitis.

What is the ICD-10 code for epizootic aphthae?

B08.8 — Other specified viral infections characterized by skin and mucous membrane lesions.

What is the ICD-10 code for fever aphthae?

B08.8 — Other specified viral infections characterized by skin and mucous membrane lesions.

What is the ICD-10 code for oral aphthae?

K12.0 — Recurrent oral aphthae.

What is the ICD-10 code for stomatitis aphthae?

K12.0 — Recurrent oral aphthae.

What is the ICD-10 code for thrush aphthae?

B37.0 — Candidal stomatitis.