E72: Other disorders of amino-acid metabolism
Codes under E72 (Other disorders of amino-acid metabolism). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| E72.0 | Disorders of amino-acid transport | — |
| E72.0 | Disorders of amino-acid transport | — |
| E72.00 | Disorders of amino-acid transport, unspecified | ✓ |
| E72.00 | Disorders of amino-acid transport, unspecified | ✓ |
| E72.01 | Cystinuria | ✓ |
| E72.01 | Cystinuria | ✓ |
| E72.1 | Disorders of sulfur-bearing amino-acid metabolism | — |
| E72.1 | Disorders of sulfur-bearing amino-acid metabolism | — |
| E72.02 | Hartnup's disease | ✓ |
| E72.02 | Hartnup's disease | ✓ |
| E72.2 | Disorders of urea cycle metabolism | — |
| E72.2 | Disorders of urea cycle metabolism | — |
| E72.03 | Lowe's syndrome | ✓ |
| E72.03 | Lowe's syndrome | ✓ |
| E72.3 | Disorders of lysine and hydroxylysine metabolism | ✓ |
| E72.3 | Disorders of lysine and hydroxylysine metabolism | ✓ |
| E72.04 | Cystinosis | ✓ |
| E72.04 | Cystinosis | ✓ |
| E72.4 | Disorders of ornithine metabolism | ✓ |
| E72.4 | Disorders of ornithine metabolism | ✓ |
| E72.5 | Disorders of glycine metabolism | — |
| E72.5 | Disorders of glycine metabolism | — |
| E72.8 | Other specified disorders of amino-acid metabolism | — |
| E72.8 | Other specified disorders of amino-acid metabolism | — |
| E72.09 | Other disorders of amino-acid transport | ✓ |
| E72.09 | Other disorders of amino-acid transport | ✓ |
| E72.9 | Disorder of amino-acid metabolism, unspecified | ✓ |
| E72.9 | Disorder of amino-acid metabolism, unspecified | ✓ |
| E72.10 | Disorders of sulfur-bearing amino-acid metabolism, unspecified | ✓ |
| E72.10 | Disorders of sulfur-bearing amino-acid metabolism, unspecified | ✓ |
| E72.11 | Homocystinuria | ✓ |
| E72.11 | Homocystinuria | ✓ |
| E72.12 | Methylenetetrahydrofolate reductase deficiency | ✓ |
| E72.12 | Methylenetetrahydrofolate reductase deficiency | ✓ |
| E72.19 | Other disorders of sulfur-bearing amino-acid metabolism | ✓ |
| E72.19 | Other disorders of sulfur-bearing amino-acid metabolism | ✓ |
| E72.20 | Disorder of urea cycle metabolism, unspecified | ✓ |
| E72.20 | Disorder of urea cycle metabolism, unspecified | ✓ |
| E72.21 | Argininemia | ✓ |
| E72.21 | Argininemia | ✓ |
| E72.22 | Arginosuccinic aciduria | ✓ |
| E72.22 | Arginosuccinic aciduria | ✓ |
| E72.23 | Citrullinemia | ✓ |
| E72.23 | Citrullinemia | ✓ |
| E72.29 | Other disorders of urea cycle metabolism | ✓ |
| E72.29 | Other disorders of urea cycle metabolism | ✓ |
| E72.50 | Disorder of glycine metabolism, unspecified | ✓ |
| E72.50 | Disorder of glycine metabolism, unspecified | ✓ |
| E72.51 | Non-ketotic hyperglycinemia | ✓ |
| E72.51 | Non-ketotic hyperglycinemia | ✓ |
| E72.52 | Trimethylaminuria | ✓ |
| E72.52 | Trimethylaminuria | ✓ |
| E72.53 | Primary hyperoxaluria | — |
| E72.53 | Primary hyperoxaluria | — |
| E72.54 | Secondary hyperoxaluria | — |
| E72.54 | Secondary hyperoxaluria | — |
| E72.59 | Other disorders of glycine metabolism | ✓ |
| E72.59 | Other disorders of glycine metabolism | ✓ |
| E72.81 | Disorders of gamma aminobutyric acid metabolism | ✓ |
| E72.81 | Disorders of gamma aminobutyric acid metabolism | ✓ |
| E72.89 | Other specified disorders of amino-acid metabolism | ✓ |
| E72.89 | Other specified disorders of amino-acid metabolism | ✓ |
| E72.530 | Primary hyperoxaluria, type 1 | ✓ |
| E72.530 | Primary hyperoxaluria, type 1 | ✓ |
| E72.538 | Other specified primary hyperoxaluria | ✓ |
| E72.538 | Other specified primary hyperoxaluria | ✓ |
| E72.539 | Primary hyperoxaluria, unspecified | ✓ |
| E72.539 | Primary hyperoxaluria, unspecified | ✓ |
| E72.540 | Dietary hyperoxaluria | ✓ |
| E72.540 | Dietary hyperoxaluria | ✓ |
| E72.541 | Enteric hyperoxaluria | ✓ |
| E72.541 | Enteric hyperoxaluria | ✓ |
| E72.548 | Other secondary hyperoxaluria | ✓ |
| E72.548 | Other secondary hyperoxaluria | ✓ |
| E72.549 | Secondary hyperoxaluria, unspecified | ✓ |
| E72.549 | Secondary hyperoxaluria, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code E72?
E72 is an ICD-10-CM category covering Other disorders of amino-acid metabolism. It contains 76 more specific diagnosis codes, 62 of which are billable.
Is E72 a billable code?
No — E72 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example E72.0 — Disorders of amino-acid transport). 62 of the 76 codes under E72 are billable.
What codes fall under E72?
E72 includes E72.0, E72.0, E72.00, E72.00, E72.01, plus 71 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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