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ICD-10-CM 2027

ICD-10 code for weight excess

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

From the official ICD-10-CM alphabetic index entry “Excess, excessive, excessively › weight”. Page updated September 29, 2026.

About coding weight excess

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

More specific weight excess codes (official index)

  • gain R63.5 — Abnormal weight gain
  • loss R63.4 — Abnormal weight loss

Common questions about weight excess ICD-10 codes

What is the ICD-10 code for gain weight excess?

R63.5 — Abnormal weight gain.

What is the ICD-10 code for loss weight excess?

R63.4 — Abnormal weight loss.