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ICD-10-CM 2027

ICD-10 code for reduced

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

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

About coding reduced

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

More specific reduced codes (official index)

  • mobility Z74.09 — Other reduced mobility
  • ventilatory or vital capacity R94.2 — Abnormal results of pulmonary function studies

Common questions about reduced ICD-10 codes

What is the ICD-10 code for mobility reduced?

Z74.09 — Other reduced mobility.

What is the ICD-10 code for ventilatory or vital capacity reduced?

R94.2 — Abnormal results of pulmonary function studies.