E72.4

Billable

Disorders of ornithine metabolism

E72.4 is the ICD-10-CM code for Disorders of ornithine metabolism. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
E00-E89
Parent
E72
Edition
FY2026

E00-E89 Endocrine, nutritional and metabolic diseases

Includes

  • Hyperammonemia-Hyperornithinemia-Homocitrullinemia syndrome
  • Ornithinemia (types I, II)
  • Ornithine transcarbamylase deficiency

Excludes1 — not coded here

  • hereditary choroidal dystrophy (H31.2-)

Frequently asked questions

What is ICD-10 code E72.4?
E72.4 is the ICD-10-CM code for "Disorders of ornithine metabolism". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
Is E72.4 a billable code?
Yes — E72.4 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from E72.4?
Excludes1 (not coded here): hereditary choroidal dystrophy (H31.2-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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