Is E70 a billable code?
No. E70 is a header code that groups 26 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
E70: Disorders of aromatic amino-acid metabolism
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
E70 groups related diagnoses under disorders of aromatic amino-acid metabolism. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under E70
- E70.0Classical phenylketonuria
- E70.1Other hyperphenylalaninemias
- E70.20Disorder of tyrosine metabolism, unspecified
- E70.21Tyrosinemia
- E70.29Other disorders of tyrosine metabolism
- E70.30Albinism, unspecified
- E70.310X-linked ocular albinism
- E70.311Autosomal recessive ocular albinism
- E70.318Other ocular albinism
- E70.319Ocular albinism, unspecified
- E70.320Tyrosinase negative oculocutaneous albinism
- E70.321Tyrosinase positive oculocutaneous albinism
- E70.328Other oculocutaneous albinism
- E70.329Oculocutaneous albinism, unspecified
- E70.330Chediak-Higashi syndrome
- E70.331Hermansky-Pudlak syndrome
- E70.338Other albinism with hematologic abnormality
- E70.339Albinism with hematologic abnormality, unspecified
- E70.39Other specified albinism
- E70.40Disorders of histidine metabolism, unspecified
- E70.41Histidinemia
- E70.49Other disorders of histidine metabolism
- E70.5Disorders of tryptophan metabolism
- E70.81Aromatic L-amino acid decarboxylase deficiency
- E70.89Other disorders of aromatic amino-acid metabolism
- E70.9Disorder of aromatic amino-acid metabolism, unspecified
E70 questions
What does E70 mean?
E70 is the ICD-10-CM code for Disorders of aromatic amino-acid metabolism. It is in chapter 4, Endocrine, nutritional and metabolic diseases (E00-E89).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.