D49
Neoplasms of unspecified behavior
- Release
- FY 2027
- Effective
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files.
Includes
'growth' NOS
Includes
neoplasm NOS
Includes
new growth NOS
Includes
tumor NOS
Excludes2
neoplasms of uncertain behavior (D37-D44, D48 )
Note
Category D49 classifies by site neoplasms of unspecified morphology and behavior. The term 'mass', unless otherwise stated, is not to be regarded as a neoplastic growth.
More Specific Codes
10 codes under D49
- D49.0 Neoplasm of unspecified behavior of digestive system Billable
- D49.1 Neoplasm of unspecified behavior of respiratory system Billable
- D49.2 Neoplasm of unspecified behavior of bone, soft tissue, and skin Billable
- D49.3 Neoplasm of unspecified behavior of breast Billable
- D49.4 Neoplasm of unspecified behavior of bladder Billable
- D49.5 Neoplasm of unspecified behavior of other genitourinary organs Has subcodes
- D49.6 Neoplasm of unspecified behavior of brain Billable
- D49.7 Neoplasm of unspecified behavior of endocrine glands and other parts of nervous system Billable
- D49.8 Neoplasm of unspecified behavior of other specified sites Has subcodes
- D49.9 Neoplasm of unspecified behavior of unspecified site Billable
Version History
How D49 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentNeoplasms of unspecified behavior
-
FY 2026 Effective
UnchangedNeoplasms of unspecified behavior
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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