Diagnosis Code


Code Information

Diagnosis Code: L74.4

Short Description: Anhidrosis

Long Description: Anhidrosis

The code L74.4 is VALID for claim submission

Code Classification:

  • Diseases of the skin and subcutaneous tissue (L00–L99)
    • Disorders of skin appendages (L60-L75)
      • Eccrine sweat disorders (L74)
        • L74.4 Anhidrosis

Code Version: 2020 ICD-10-CM


  • Absence of sweating
  • Alopecia, onychodysplasia, hypohidrosis, deafness ectodermal dysplasia
  • Anhidrosis
  • Anhidrosis
  • Chronic idiopathic anhidrosis
  • Diminished sweating
  • Ectodermal dysplasia with sweating defect
  • Ectodermal dysplasia with tooth-nail-sweating defect
  • Hereditary insensitivity to pain with anhidrosis
  • Hypohidrosis
  • Hypohidrosis co-occurrent and due to disorder of sympathetic nervous system
  • Hypohidrosis due to genetic abnormality of eccrine gland structure and function
  • Hypohidrosis of unknown etiology
  • Hypohidrosis with neurolabyrinthitis
  • Hypohidrosis, enamel hypoplasia, palmoplantar keratoderma, intellectual disability syndrome
  • Hypoplastic enamel-onycholysis-hypohidrosis syndrome
  • O/E - diminished sweating
  • Primary autonomic disorder with acquired anhidrosis
  • Segmental hypohidrosis
  • Tropical anhidrotic asthenia

Diagnostic Related Group(s)

The code L74.4 is grouped in the following Diagnostic Related Group(s) (MS-DRG v37.0)
  • Minor Skin Disorders With Mcc (606)
  • Minor Skin Disorders Without Mcc (607)

References to Index of Diseases and Injuries

The code L74.4 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Hypohidrosis

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
L74.4 Right Arrow 705.0 Anhidrosis

This ICD-10 to ICD-9 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-10 Code ICD-10 Description
L74 Eccrine sweat disorders
L74.0 Miliaria rubra
L74.1 Miliaria crystallina
L74.2 Miliaria profunda
L74.3 Miliaria, unspecified
L74.5 Focal hyperhidrosis
L74.51 Primary focal hyperhidrosis
L74.510 Primary focal hyperhidrosis, axilla
L74.511 Primary focal hyperhidrosis, face
L74.512 Primary focal hyperhidrosis, palms
L74.513 Primary focal hyperhidrosis, soles
L74.519 Primary focal hyperhidrosis, unspecified
L74.52 Secondary focal hyperhidrosis
L74.8 Other eccrine sweat disorders
L74.9 Eccrine sweat disorder, unspecified

This page was last updated on: 10/1/2019