238 Neoplasm of uncertain behavior of other and unspecified sites and tissues (238.0-238.9) ICD-9-CM
The 238.0-238.9 block classified 238 neoplasm of uncertain behavior of other and unspecified sites and tissues with 17 legacy diagnosis codes. None remain valid for claim submission; each code below links to its reference page with the official ICD-10-CM replacement under the CMS General Equivalence Mappings.
Retired Code Set
ICD-9-CM stopped being valid for U.S. claims with dates of service on or after October 1, 2015, when ICD-10-CM replaced it. Use this index for historical lookups and crosswalking; for current coding, start from the ICD-10-CM codes list or the ICD-9 / ICD-10 converter.
Legacy Codes in the 238.0-238.9 Block 17 codes
None of these codes remain valid for claim submission. Each code page shows its ICD-10-CM replacement under the CMS General Equivalence Mappings.
- 238.0 Unc behav neo bone
- 238.1 Unc behav neo soft tissu
- 238.2 Unc behav neo skin
- 238.3 Unc behav neo breast
- 238.4 Polycythemia vera
- 238.5 Mastocytoma NOS
- 238.6 Plasmacytoma NOS
- 238.71 Essntial thrombocythemia
- 238.72 Low grde myelody syn les
- 238.73 Hi grde myelodys syn les
- 238.74 Myelodyspls syn w 5q del
- 238.75 Myelodysplastic synd NOS
- 238.76 Myelofi w myelo metaplas
- 238.77 Post tp lymphprolif dis
- 238.79 Lymph/hematpoitc tis NEC
- 238.8 Uncert behavior neo NEC
- 238.9 Uncert behavior neo NOS
Questions About This Page
Are the 238.0-238.9 codes still billable?
No. Every code in this block became invalid for U.S. claims after September 30, 2015. Each code page linked above shows the ICD-10-CM replacement CMS assigned in the General Equivalence Mappings, and the ICD-9 / ICD-10 converter translates any of them directly.
What did the 238.0-238.9 block classify?
The block classified 238 neoplasm of uncertain behavior of other and unspecified sites and tissues with 17 codes in the final ICD-9-CM release. It sat under Neoplasms (140–239) in the legacy hierarchy.
Related References
Source: final CMS ICD-9-CM release (version date October 1, 2014). Retired from U.S. claims after September 30, 2015.
