414 Other forms of chronic ischemic heart disease (414.00-414.9) ICD-9-CM
The 414.00-414.9 block classified 414 other forms of chronic ischemic heart disease 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 414.00-414.9 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.
- 414.00 Cor ath unsp vsl ntv/gft
- 414.01 Crnry athrscl natve vssl
- 414.02 Crn ath atlg vn bps grft
- 414.03 Crn ath nonatlg blg grft
- 414.04 Cor ath artry bypas grft
- 414.05 Cor ath bypass graft NOS
- 414.06 Cor ath natv art tp hrt
- 414.07 Cor ath bps graft tp hrt
- 414.10 Aneurysm of heart
- 414.11 Aneurysm coronary vessel
- 414.12 Dissection cor artery
- 414.19 Aneurysm of heart NEC
- 414.2 Chr tot occlus cor artry
- 414.3 Cor ath d/t lpd rch plaq
- 414.4 Cor ath d/t calc cor lsn
- 414.8 Chr ischemic hrt dis NEC
- 414.9 Chr ischemic hrt dis NOS
Questions About This Page
Are the 414.00-414.9 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 414.00-414.9 block classify?
The block classified 414 other forms of chronic ischemic heart disease with 17 codes in the final ICD-9-CM release. It sat under Diseases of the circulatory system (390–459) 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.
