ICD-9-CM Tabular Index · Legacy Code Set 460-466

Acute respiratory infections (460-466) ICD-9-CM

The 460-466 section covered acute respiratory infections with 26 legacy diagnosis codes across 7 code blocks. The info icons preview the first codes of each block, and every code page carries its ICD-10-CM crosswalk.

⚠ Legacy code set – replaced by ICD-10-CM on October 1, 2015✓ Built from the final CMS ICD-9-CM release
7
Code Blocks
26
Legacy Codes
460-466
Code Range
2015
Retired October 1

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.

ICD-9-CM

Code Blocks in This Section 7 blocks · 26 codes

Questions About This Page

How many codes are in the 460-466 section?

The 460-466 section contains 26 legacy diagnosis codes across 7 code blocks in the final ICD-9-CM release.

Can I still use these codes on claims?

No. ICD-9-CM was retired on October 1, 2015. To code acute respiratory infections today, use the current ICD-10-CM codes: every legacy code page in this range links its official replacement, and the ICD-9 / ICD-10 converter translates codes in both directions.

Related References

Source: final CMS ICD-9-CM release (version date October 1, 2014). Retired from U.S. claims after September 30, 2015.