Specific code 2014 ICD-9-CM Diagnosis Code 335.0
Werdnig-Hoffmann disease
  • Billable Code
  • ICD-9-CM 335.0 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 335.0 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Spinal muscular atrophy, Type 1
  • Werdnig Hoffmann disease
Applies To
  • Infantile spinal muscular atrophy
  • Progressive muscular atrophy of infancy
Convert to ICD-10-CM: 335.0 converts directly to:
  • 2014 ICD-10-CM G12.0 Infantile spinal muscular atrophy, type I [Werdnig-Hoffman]
ICD-9-CM Volume 2 Index entries containing back-references to 335.0:
  • Atrophy, atrophic
    • Werdnig-Hoffmann 335.0
  • Disease, diseased - see also Syndrome
    • Werdnig-Hoffmann 335.0
  • Syndrome - see also Disease
    • Hoffmann-Werdnig 335.0
    • Werdnig-Hoffmann 335.0
  • Werdnig-Hoffmann syndrome (muscular atrophy) 335.0
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 335.0 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.