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ICD-10-CM 2027

ICD-10 code for Flattening

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

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

About coding Flattening

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

More specific Flattening codes (official index)

  • head, femur M89.8X5 — Other specified disorders of bone, thigh
  • hip
  • lip (congenital) Q18.8 — Other specified congenital malformations of face and neck
  • nose (congenital) Q67.4 — Other congenital deformities of skull, face and jaw
  • acquired M95.0 — Acquired deformity of nose

Common questions about Flattening ICD-10 codes

What is the ICD-10 code for lip flattening?

Q18.8 — Other specified congenital malformations of face and neck.

What is the ICD-10 code for nose flattening?

Q67.4 — Other congenital deformities of skull, face and jaw.