Specific code 2014 ICD-9-CM Diagnosis Code 733.3
Hyperostosis of skull
  • Billable Code
  • ICD-9-CM 733.3 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 733.3 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Craniotabes
  • Hyperostosis interna frontalis
  • Large head
  • Leontiasis ossium
Applies To
  • Hyperostosis interna frontalis
  • Leontiasis ossium
Convert to ICD-10-CM: 733.3 converts directly to:
  • 2014 ICD-10-CM M85.2 Hyperostosis of skull
ICD-9-CM Volume 2 Index entries containing back-references to 733.3:
  • Buchem's syndrome (hyperostosis corticalis) 733.3
  • Craniopathy, metabolic 733.3
  • Craniotabes (cause unknown) 733.3
  • Disease, diseased - see also Syndrome
    • Morgagni's (syndrome) (hyperostosis frontalis interna) 733.3
  • Exostosis 726.91
    • intracranial 733.3
  • Hyperostosis 733.99
    • calvarial 733.3
    • cortical 733.3
    • frontal, internal of skull 733.3
    • interna frontalis 733.3
    • skull 733.3
  • Leontiasis
    • ossium 733.3
  • Morel-Moore syndrome (hyperostosis frontalis interna) 733.3
  • Morel-Morgagni syndrome (hyperostosis frontalis interna) 733.3
  • Morgagni
    • disease or syndrome (hyperostosis frontalis interna) 733.3
  • Morgagni-Stewart-Morel syndrome (hyperostosis frontalis interna) 733.3
  • Stewart-Morel syndrome (hyperostosis frontalis interna) 733.3
  • Syndrome - see also Disease
    • Buchem's (hyperostosis corticalis) 733.3
    • Morel-Moore (hyperostosis frontalis interna) 733.3
    • Morel-Morgagni (hyperostosis frontalis interna) 733.3
    • Morgagni (-Stewart-Morel) (hyperostosis frontalis interna) 733.3
    • Stewart-Morel (hyperostosis frontalis interna) 733.3
    • van Buchem's (hyperostosis corticalis) 733.3
  • van Buchem's syndrome (hyperostosis corticalis) 733.3
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 733.3 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.