2023

  1. ICD-10-CM Codes
    2. ›
  2. E00-E89
    3. ›
  3. E70-E88
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  4. E70-
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  5. 2023 ICD-10-CM Diagnosis Code E70.81

2023 ICD-10-CM Diagnosis Code E70.81

Aromatic L-amino acid decarboxylase deficiency

    2021 - New Code 2022 2023 Billable/Specific Code
  • E70.81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM E70.81 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of E70.81 - other international versions of ICD-10 E70.81 may differ.
Applicable To
  • AADC deficiency
The following code(s) above E70.81 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to E70.81:
  • E00-E89
    2023 ICD-10-CM Range E00-E89

    Endocrine, nutritional and metabolic diseases

    Note
    • All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.
    Type 1 Excludes
    • transitory endocrine and metabolic disorders specific to newborn (P70-P74)
    Endocrine, nutritional and metabolic diseases
  • E70-E88
    2023 ICD-10-CM Range E70-E88

    Metabolic disorders

    Type 1 Excludes
    • androgen insensitivity syndrome (E34.5-)
    • congenital adrenal hyperplasia (E25.0)
    • hemolytic anemias attributable to enzyme disorders (D55.-)
    • Marfan's syndrome (Q87.4)
    • 5-alpha-reductase deficiency (E29.1)
    Type 2 Excludes
    • Ehlers-Danlos syndromes (Q79.6-)
    Metabolic disorders
ICD-10-CM E70.81 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 642 Inborn and other disorders of metabolism
Code History
  • 2021 (effective 10/1/2020): New code
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to E70.81:
  • Deficiency, deficient
    • AADC E70.81 (aromatic L-amino acid decarboxylase)
    • aromatic L-amino acid decarboxylase E70.81 (AADC)

ICD-10-CM Codes Adjacent To E70.81
E70.331 Hermansky-Pudlak syndrome
E70.338 Other albinism with hematologic abnormality
E70.339 …… unspecified
E70.39 Other specified albinism
E70.4 Disorders of histidine metabolism
E70.40 …… unspecified
E70.41 Histidinemia
E70.49 Other disorders of histidine metabolism
E70.5 Disorders of tryptophan metabolism
E70.8 Other disorders of aromatic amino-acid metabolism
E70.81 Aromatic L-amino acid decarboxylase deficiency
E70.89 Other disorders of aromatic amino-acid metabolism
E70.9 Disorder of aromatic amino-acid metabolism, unspecified
E71 Disorders of branched-chain amino-acid metabolism and fatty-acid metabolism
E71.0 Maple-syrup-urine disease
E71.1 Other disorders of branched-chain amino-acid metabolism
E71.11 Branched-chain organic acidurias
E71.110 Isovaleric acidemia
E71.111 3-methylglutaconic aciduria
E71.118 Other branched-chain organic acidurias
E71.12 Disorders of propionate metabolism

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

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