E72.81 – Disorders of gamma aminobutyric acid metabolism

ICD-10-CM 2027 diagnosis code · Metabolic disorders

Billable code

ICD-10-CM code E72.81
Code
E72.81 (claims format: E7281)
Description
Disorders of gamma aminobutyric acid metabolism
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
4. Endocrine, nutritional and metabolic diseases (E00-E89)
Block
E70-E88 Metabolic disorders
Parent codes
E72 › E72.8

Notes for E72.81

Applicable to:
  • 4-hydroxybutyric aciduria
  • Disorders of GABA metabolism
  • GABA metabolic defect
  • GABA transaminase deficiency
  • GABA-T deficiency
  • Gamma-hydroxybutyric aciduria
  • SSADHD
  • Succinic semialdehyde dehydrogenase deficiency

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

E72 – Other disorders of amino-acid metabolism

Excludes1 (not coded here):
  • disorders of:
  • aromatic amino-acid metabolism (E70.-)
  • branched-chain amino-acid metabolism (E71.0-E71.2)
  • fatty-acid metabolism (E71.3)
  • purine and pyrimidine metabolism (E79.-)
  • gout (M1A.-, M10.-)

Block E70-E88

Excludes1 (not coded here):
  • androgen insensitivity syndrome (E34.5-)
  • congenital adrenal hyperplasia (E25.0)
  • hemolytic anemias attributable to enzyme disorders (D55.-)
  • Marfan syndrome (Q87.4-)
  • 5-alpha-reductase deficiency (E29.1)
Excludes2 (not included here):
  • Ehlers-Danlos syndromes (Q79.6-)

Index terms for E72.81

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in E72.8

Frequently asked questions

What is ICD-10 code E72.81?

E72.81 is the ICD-10-CM code for disorders of gamma aminobutyric acid metabolism, in the block E70-E88 (Metabolic disorders).

Is E72.81 a billable code?

Yes. E72.81 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does E72.81 belong to?

It belongs to category E72 – Other disorders of amino-acid metabolism.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.