E71.311 — Medium chain acyl CoA dehydrogenase deficiency
Is E71.311 billable?
Yes — E71.311 is billable for FY2027. E71.311 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. E71.311 may be submitted for encounters from October 1, 2026 through September 30, 2027.
E71.311 at a glance
| Code | E71.311 |
|---|---|
| Description | Medium chain acyl CoA dehydrogenase deficiency |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does E71.311 group to?
E71.311 sits in MDC 10 and helps define the logic of 1 MS-DRG (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 642Inborn and Other Disorders of Metabolismmedical
As a secondary diagnosis, E71.311 is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.
How is E71.311 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to E71.311. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Deficiency, deficient › MCAD
- Deficiency, deficient › dehydrogenase › medium chain acyl CoA
- Disorder › fatty acid › oxidation › MCAD (of)
Inclusion terms
Alternative wording in documentation that is classified to E71.311.
- MCAD deficiency
Excludes1 — never code together — inherited from Chapter 4
The conditions below can never be reported together with E71.311 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- transitory endocrine and metabolic disorders specific to newborn (P70-P74)
Excludes1 — never code together — inherited from E70-E88
The conditions below can never be reported together with E71.311 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from E71.3
The conditions below can never be reported together with E71.311 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from E70-E88
The conditions below are not part of E71.311, but a patient may have both at the same time. When documentation supports it, E71.311 and the excluded code may both be reported.
- Ehlers-Danlos syndromes (Q79.6-)
Excludes2 — not included here — inherited from E71.3
The conditions below are not part of E71.311, but a patient may have both at the same time. When documentation supports it, E71.311 and the excluded code may both be reported.
- carnitine deficiency due to inborn error of metabolism (E71.42)
How long has E71.311 existed?
E71.311 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.