Specific code 2015 ICD-9-CM Diagnosis Code 783.42
Delayed milestones
  • 2015
  • Billable Code
  • Pediatric Only Dx (0-17 years)
  • ICD-9-CM 783.42 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 783.42 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Delayed developmental milestones
  • Delayed milestone
  • Delayed speech milestone
  • Delayed speech milestones
  • Not yet speaking
Applies To
  • Late talker
  • Late walker
ICD-9-CM Coding Information
  • 783.42 is only applicable to pediatric patients aged 0 - 17 years inclusive.
Convert to ICD-10-CM: 783.42 converts directly to:
  • 2015 ICD-10-CM R62.0 Delayed milestone in childhood
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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.