Specific code 2009 ICD-9-CM Diagnosis Code 317
Mild mental retardation
  • ICD-9-CM 317 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 317 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2009 version of ICD-9-CM 317.
  • More recent version(s) of ICD-9-CM 317: 2010 2011 2012 2013 2014.
Disease Synonyms
  • Intellectual disability, mild
  • Mild intellectual disability
  • Mild mental retardation (I.Q. 50-70)
Applies To
  • High-grade defect
  • IQ 50-70
  • Mild mental subnormality
Convert to ICD-10-CM: 317 converts directly to:
  • 2014 ICD-10-CM F70 Mild intellectual disabilities
ICD-9-CM Volume 2 Index entries containing back-references to 317:
  • Defect, defective 759.9
    • high grade 317
  • Feeble-minded 317
  • IQ
    • 50-70 317
  • Mental - see also condition
    • subnormality (see also Retardation, mental) 319
  • Moron 317
  • Retardation
  • Subnormal, subnormality
  • Weak, weakness (generalized) 780.79
    • mind 317
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 317 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 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.