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E72.04

E72.04: Cystinosis

Billable / specific codeICD-10-CM

E72.04 is a billable, specific ICD-10-CM code for cystinosis. It is valid for submission on a claim.

Check E72.04 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • Fanconi (-de Toni) (-Debré) syndrome without cystinosis (E72.09)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Fanconi (-de Toni) (-Debré) syndrome with cystinosis

Excludes1 inherited from the categories above E72.04

A category’s note binds every code beneath it.

Written on E72.0: Disorders of amino-acid transport

  • disorders of tryptophan metabolism (E70.5)

Written on E72: Other disorders of amino-acid metabolism

  • disorders of:
  • aromatic amino-acid metabolism (E70.-)
  • branched-chain amino-acid metabolism (E71.0-E71.2)
  • fatty-acid metabolism (E71.3)
  • purine and pyrimidine metabolism (E79.-)
  • gout (M1A.-, M10.-)

Other codes that can never be billed with E72.04

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • N16Renal tubulo-interstitial disorders in diseases classified elsewhere
  • E72.1Disorders of sulfur-bearing amino-acid metabolism

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Abderhalden-Kaufmann-Lignac syndrome(cystinosis)
  • Cystinosis(malignant)
  • De Toni-Fanconi syndrome›with cystinosis
  • Disease, diseased›Lignac's(cystinosis)
  • Fanconi syndrome›with cystinosis
  • Lignac disease or syndrome›with cystinosis
  • Toni-Fanconi syndrome›with cystinosis
  • Disorder›amino-acid›cystinosis
  • Disorder›tubulo-interstitial›cystinosis
  • Pyelonephritis›in›cystinosis
  • Syndrome›de Toni-Fanconi›with cystinosis
  • Syndrome›Fanconi›with cystinosis

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under E72.0

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.