Non-specific code 2015 ICD-9-CM Diagnosis Code 231
Carcinoma in situ of respiratory system
  • 2015
  • Non-Billable Code

  • There are 5 ICD-9-CM codes below 231 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
Clinical Information
  • Abnormal cells are found in the lining of the larynx. These abnormal cells may become cancer and spread into nearby normal tissue
  • Stage 0 includes: tis, n0, m0. Tis: carcinoma in situ. N0: no regional lymph node metastasis. M0: no distant metastasis. (ajcc 6th and 7th eds.)
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 231 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.