E71.40 ICD-10-CM Code: Disorder of carnitine metabolism, unspecified
E71.40 is the billable ICD-10-CM code for “Disorder of carnitine metabolism, unspecified” in the FY 2027 U.S. code set, effective Oct 1, 2026.
Official description
E71.40Disorder of carnitine metabolism, unspecified
ICD-10-CM diagnosis code · United States clinical modification
Where E71.40 sits
- 1
Chapter 4
Endocrine, nutritional and metabolic diseases (E00-E89)
- 2
Section
Metabolic disorders (E70-E88)
- 3
Category E71
Disorders of branched-chain amino-acid metabolism and fatty-acid metabolism
- 4
Subcategory E71.4
Disorders of carnitine metabolism
- 5
Code E71.40
Disorder of carnitine metabolism, unspecified
Notes for this code
Inclusion terms
No inclusion terms are listed for E71.40.
Code first
No “code first” instruction is listed for E71.40.
Use additional code
No “use additional code” instruction is listed for E71.40.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for E71.40.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for E71.40.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code E71.40 mean?
E71.40 is the FY 2027 U.S. ICD-10-CM code for “Disorder of carnitine metabolism, unspecified.”
Is E71.40 a billable or specific ICD-10-CM code?
Yes. In the FY 2027 reference data used on this page, E71.40 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.
Where is E71.40 located in ICD-10-CM?
E71.40 is listed in Chapter 4, Endocrine, nutritional and metabolic diseases (E00-E89), within Metabolic disorders (E70-E88) (E70–E88), under category E71, Disorders of branched-chain amino-acid metabolism and fatty-acid metabolism and subcategory E71.4, Disorders of carnitine metabolism.
What coding notes are listed for E71.40?
No inclusion terms are listed for E71.40 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.