Specific code 2014 ICD-9-CM Diagnosis Code 521.81
Cracked tooth
  • Billable Code
  • ICD-9-CM 521.81 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 521.81 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Clinical Information
  • Incomplete fracture of any part of a tooth, characterized by pain during mastication and sensitivity to heat, cold, sweet or sour tastes, and alcohol; it is often undiagnosed because the tooth is usually x-ray negative and normal to pulp vitality tests.
521.81 Excludes
  • asymptomatic craze lines in enamel - omit code
  • broken tooth due to trauma (873.63, 873.73)
  • fractured tooth due to trauma 873.63, 873.73
Convert to ICD-10-CM: 521.81 converts directly to:
  • 2014 ICD-10-CM K03.81 Cracked tooth
ICD-9-CM Volume 2 Index entries containing back-references to 521.81:
  • Cracked
    • tooth 521.81
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 521.81 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.