270.9 DIS AMINO-ACID METAB NOS

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Code Information

Diagnosis Code: 270.9

Short Description: Dis amino-acid metab NOS

Long Description: Unspecified disorder of amino-acid metabolism

Code Classification:

Endocrine, nutritional and metabolic diseases, and immunity disorders (240–279)
- Other metabolic disorders and immunity disorders (270-279)
  - 270 Disorders of amino-acid transport and metabolism
    - 270.9 Dis amino-acid metab NOS

Code Version: 2015 ICD-9-CM

References to Index of Diseases and Injuries

The code 270.9 has the following ICD-9-CM references to the Index of Diseases and Injuries

Acid
- deficiency
  - amino 270.9

Aciduria 791.9
- organic 270.9

Amino acid
- deficiency 270.9
  - anemia 281.4
- metabolic disorder (see also Disorder, amino acid) 270.9

Aminoaciduria 270.9
- imidazole 270.5

Deficiency, deficient
- amino acid 270.9

Disorder - see also Disease
- amino acid (metabolic) (see also Disturbance, metabolism, amino acid) 270.9
  - albinism 270.2
  - alkaptonuria 270.2
  - argininosuccinicaciduria 270.6
  - beta-amino-isobutyricaciduria 277.2
  - cystathioninuria 270.4
  - cystinosis 270.0
  - cystinuria 270.0
  - glycinuria 270.0
  - homocystinuria 270.4
  - imidazole 270.5
  - maple syrup (urine) disease 270.3
  - neonatal, transitory 775.89
  - oasthouse urine disease 270.2
  - ochronosis 270.2
  - phenylketonuria 270.1
  - phenylpyruvic oligophrenia 270.1
  - purine NEC 277.2
  - pyrimidine NEC 277.2
  - renal transport NEC 270.0
  - specified type NEC 270.8
  - transport NEC 270.0
    - renal 270.0
  - xanthinuria 277.2
- metabolism NEC 277.9
  - amino acid (see also Disorder, amino acid) 270.9
    - specified type NEC 270.8
  - nitrogen 270.9

Disturbance - see also Disease
- amino acid (metabolic) (see also Disorder, amino acid) 270.9
  - imidazole 270.5
  - maple syrup (urine) disease 270.3
  - transport 270.0
- metabolism (acquired) (congenital) (see also Disorder, metabolism) 277.9
  - amino acid (see also Disorder, amino acid) 270.9
    - aromatic NEC 270.2
    - branched-chain 270.3
    - specified type NEC 270.8
    - straight-chain NEC 270.7
    - sulfur-bearing 270.4
    - transport 270.0

Hyperaminoaciduria 270.9
- arginine 270.6
- citrulline 270.6
- cystine 270.0
- glycine 270.0
- lysine 270.7
- ornithine 270.6
- renal (types I, II, III) 270.0

Crosswalk Information

The code 270.9 converts into the following ICD-10 code(s):

ICD-9 Code		ICD-10 Code	ICD-10 Description
270.9		E72.9	Disorder of amino-acid metabolism, unspecified

This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code	ICD-9 Description
270.0	Disturbances of amino-acid transport
270.1	Phenylketonuria [PKU]
270.2	Other disturbances of aromatic amino-acid metabolism
270.3	Disturbances of branched-chain amino-acid metabolism
270.4	Disturbances of sulphur-bearing amino-acid metabolism
270.5	Disturbances of histidine metabolism
270.6	Disorders of urea cycle metabolism
270.7	Other disturbances of straight-chain amino-acid metabolism
270.8	Other specified disorders of amino-acid metabolism

This page was last updated on: 10/1/2014

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