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ICD-10-CM Codes
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E00-E89
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E70-E88
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E70-
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2023 ICD-10-CM Diagnosis Code E70.5
2023 ICD-10-CM Diagnosis Code E70.5
Disorders of tryptophan metabolism
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- E70.5 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 E70.5 became effective on October 1, 2022.
- This is the American ICD-10-CM version of E70.5 - other international versions of ICD-10 E70.5 may differ.
The following code(s) above
E70.5 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
E70.5:
- Disorder of tryptophan metabolism
- Tryptophan metabolism disorder
ICD-10-CM E70.5 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
- 642 Inborn and other disorders of metabolism
Convert E70.5 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
Code annotations containing back-references to E70.5:
- Disorder (of) - see also Disease
- metabolism NOS E88.9
ICD-10-CM Diagnosis Code E88.9
Metabolic disorder, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- amino-acid E72.9
ICD-10-CM Diagnosis Code E72.9
Disorder of amino-acid metabolism, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- aromatic E70.9
ICD-10-CM Diagnosis Code E70.9
Disorder of aromatic amino-acid metabolism, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- tryptophan metabolism E70.5
- Disturbance(s) - see also Disease
- metabolism E88.9
ICD-10-CM Diagnosis Code E88.9
Metabolic disorder, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM Codes Adjacent To E70.5
E70.33 Albinism with hematologic abnormality
E70.338 Other albinism with hematologic abnormality
E70.39 Other specified albinism
E70.4 Disorders of histidine metabolism
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
E71.111 3-methylglutaconic aciduria
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
