E70.8
Non-Billable

Other disorders of aromatic amino-acid metabolism

Non-Billable / Non-Specific Code

What is Other disorders of aromatic amino-acid metabolism?

ICD-10-CM E70.8 is the diagnosis code for Other disorders of aromatic amino-acid metabolism. This code falls under the section "Metabolic disorders" within Chapter 4 — Endocrine, nutritional and metabolic diseases (E00-E89). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for E70.8

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where E70.8 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeE70.8 — Other disorders of aromatic amino-acid metabolism
Sub-Codes (2)
Sub-Codes 2 entries
E70.81Aromatic L-amino acid decarboxylase deficiencyBillableE70.89Other disorders of aromatic amino-acid metabolismBillable
Related Codes

Frequently Asked Questions

Is E70.8 a billable ICD-10-CM code?

No, E70.8 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does E70.8 mean?

E70.8 is the ICD-10-CM diagnosis code for "Other disorders of aromatic amino-acid metabolism". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of E70.8?

The parent code of E70.8 is E70 ("Disorders of aromatic amino-acid metabolism"). E70.8 provides a more specific classification within this category.

What section is E70.8 in?

E70.8 is located in Section E70-E88 — "Metabolic disorders" within Chapter 4 of the ICD-10-CM Tabular List.

What are the sub-codes of E70.8?

E70.8 has 2 sub-code(s) that provide more specific detail: E70.81, E70.89.

When should I use E70.8?

Use E70.8 when the patients documented diagnosis matches "Other disorders of aromatic amino-acid metabolism" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Other disorders of aromatic amino-acid metabolism?

The ICD-10-CM code for Other disorders of aromatic amino-acid metabolism is E70.8.

Can E70.8 be used for primary diagnosis?

No, E70.8 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is E70.8 in?

E70.8 is in Chapter 4 of the ICD-10-CM Tabular List.

Is E70.8 valid for 2026?

Yes, E70.8 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousE70.5Disorders of tryptophan metabolismNext →E70.81Aromatic L-amino acid decarboxylase deficiency
Code Details
E70.8
Other disorders of aromatic amino-acid metabolism
Non-Billable / Non-Specific Code
4 — Endocrine, nutritional and metabolic diseases (E00-E89)
E70-E88 — Metabolic disorders
2026 ICD-10-CM