Specific code 2015 ICD-9-CM Diagnosis Code 335.9
Anterior horn cell disease, unspecified
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 335.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 335.9 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Convert to ICD-10-CM: 335.9 converts approximately to:
  • 2015/16 ICD-10-CM G12.9 Spinal muscular atrophy, unspecified
Approximate Synonyms
  • Anterior horn cell disease
ICD-9-CM Volume 2 Index entries containing back-references to 335.9:
  • Disease, diseased - see also Syndrome
    • anterior
      • chamber 364.9
      • horn cell 335.9
  • Paralysis, paralytic (complete) (incomplete) 344.9
    • descending (spinal) NEC 335.9
  • Vasospasm 443.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 335.9 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.