Specific code 2012 ICD-9-CM Diagnosis Code 783.42
Delayed milestones
  • ICD-9-CM 783.42 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 783.42 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).
  • You are viewing the 2012 version of ICD-9-CM 783.42.
  • More recent version(s) of ICD-9-CM 783.42: 2013 2014 2015.
Convert to ICD-10-CM: 783.42 converts directly to:
  • 2015/16 ICD-10-CM R62.0 Delayed milestone in childhood
Approximate Synonyms
  • Delayed developmental milestones
  • Delayed milestone
  • Delayed speech milestone
  • Delayed speech milestones
  • Not yet speaking
Applies To
  • Late talker
  • Late walker
ICD-9-CM Volume 2 Index entries containing back-references to 783.42:
  • Delay, delayed
    • milestone in childhood 783.42
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 783.42 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.