Billable / Specific Code
ICD-10-CM E72.3 is the diagnosis code for Disorders of lysine and hydroxylysine metabolism. This code falls under the section "Metabolic disorders" within Chapter 4 — Endocrine, nutritional and metabolic diseases (E00-E89). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as E72.3. They are mutually exclusive:
Understanding where E72.3 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, E72.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
E72.3 is the ICD-10-CM diagnosis code for "Disorders of lysine and hydroxylysine metabolism". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of E72.3 is E72 ("Other disorders of amino-acid metabolism"). E72.3 provides a more specific classification within this category.
E72.3 is located in Section E70-E88 — "Metabolic disorders" within Chapter 4 of the ICD-10-CM Tabular List.
Use E72.3 when the patients documented diagnosis matches "Disorders of lysine and hydroxylysine metabolism" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Disorders of lysine and hydroxylysine metabolism is E72.3.
Yes, E72.3 can be used as a primary diagnosis code since it is billable and specific.
E72.3 is in Chapter 4 of the ICD-10-CM Tabular List.
Type 1 Excludes for E72.3 include: glutaric aciduria type II (E71.313); Refsum's disease (G60.1); Zellweger syndrome (E71.510).
Yes, E72.3 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.