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ICD-10-CM 2027

ICD-10 code for Coalition

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

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

About coding Coalition

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

More specific Coalition codes (official index)

  • calcaneo-scaphoid Q66.89 — Other specified congenital deformities of feet
  • tarsal Q66.89 — Other specified congenital deformities of feet

Common questions about Coalition ICD-10 codes

What is the ICD-10 code for calcaneo-scaphoid coalition?

Q66.89 — Other specified congenital deformities of feet.

What is the ICD-10 code for tarsal coalition?

Q66.89 — Other specified congenital deformities of feet.