ICD-9-CM 470
CMS Source: final ICD-9-CM release (version date October 1, 2014). Retired from U.S. claims after September 30, 2015.FacebookXLinkedInPrint

470 is a legacy ICD-9-CM diagnosis code for deviated nasal septum. It was valid on U.S. claims through September 30, 2015 and cannot be reported for services on or after October 1, 2015, when ICD-10-CM replaced the ICD-9 code set. Under the CMS General Equivalence Mappings, its ICD-10-CM replacement is J34.2 (Deviated nasal septum), flagged as a direct match.

Code Identity

ICD-9-CM Code
470
Valid for Submission
No — Legacy Code
Code Describes
Deviated nasal septum
Short Description
Deviated nasal septum
Same as the full description in the CMS dataset.
Parent Block
470 Deviated nasal septum
ICD-10-CM Replacement

Convert 470 to ICD-10-CM

Based on the final CMS General Equivalence Mappings (GEMs), 470 crosswalks to the following ICD-10-CM code.

ICD-10-CM
J34.2 Deviated nasal septum
Exact Match The mapping is direct, with no qualifiers.

Index of Diseases References

Entries in the final ICD-9-CM Index to Diseases and Injuries that point to 470. Tap the icons for the official index conventions.

  • Adenocarcinoma M8140 3 SEE ALSO Neoplasm by site malignant
    • pseudomucinous M8470 3
      • specified site see Neoplasm by site malignant
  • Carcinoma M8010 3 SEE ALSO Neoplasm by site malignant
    • pseudomucinous M8470 3
      • specified site see Neoplasm by site malignant
  • Crooked septum nasal 470
  • Cyst mucus retention serous simple
    • ovary ovarian twisted 620.2
      • pseudomucinous M8470 0 220
    • pseudomucinous ovary M8470 0 220
  • Cystadenocarcinoma M8440 3 SEE ALSO Neoplasm by site malignant
    • mucinous M8470 3
      • papillary M8471 3
        • specified site see Neoplasm by site malignant
      • specified site see Neoplasm by site malignant
    • pseudomucinous M8470 3
      • papillary M8471 3
        • specified site see Neoplasm by site malignant
      • specified site see Neoplasm by site malignant
  • Cystadenoma M8440 0 SEE ALSO Neoplasm by site benign
    • mucinous M8470 0
      • borderline malignancy M8470 1
        • specified site see Neoplasm uncertain behavior
      • papillary M8471 0
        • borderline malignancy M8471 1
          • specified site see Neoplasm by site uncertain behavior
        • specified site see Neoplasm by site benign
        • unspecified site 220
      • specified site see Neoplasm by site benign
      • unspecified site 220
    • pseudomucinous M8470 0
      • borderline malignancy M8470 1
        • specified site see Neoplasm by site uncertain behavior
      • papillary M8471 0
        • borderline malignancy M8471 1
          • specified site see Neoplasm by site uncertain behavior
        • specified site see Neoplasm by site benign
        • unspecified site 220
      • specified site see Neoplasm by site benign
      • unspecified site 220
  • Cystoma M8440 0 SEE ALSO Neoplasm by site benign
    • mucinous M8470 0
      • specified site see Neoplasm by site benign
      • unspecified site 220
  • Deflection
    • septum acquired nasal nose 470
    • turbinate nose 470
  • Deformity 738.9
    • nose nasal cartilage acquired 738.0
      • septum 470
    • septum nasal acquired 470
  • Deviation
    • septum acquired nasal 470
  • Dislocation articulation closed displacement simple subluxation 839.8
    • septum nasal old 470
  • Irregular irregularity
    • septum nasal 470
  • Medulloblastoma M9470 3
    • desmoplastic M9471 3 191.6
    • specified site see Neoplasm by site malignant
  • Pseudomucinous
    • cyst ovary M8470 0 220

Information for Patients

Nose Injuries and Disorders

Your nose is important to your health. It filters the air you breathe, removing dust, germs, and irritants. It warms and moistens the air to keep your lungs and tubes that lead to them from drying out. Your nose also contains the nerve cells that help your sense of smell.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Questions About 470

Is 470 (deviated nasal septum) still a valid code?

No. This code belonged to ICD-9-CM, which the United States retired after September 30, 2015. Claims with dates of service on or after October 1, 2015 must use ICD-10-CM codes, such as its replacement J34.2.

What is the ICD-10 replacement for 470?

The General Equivalence Mappings crosswalk this code directly to ICD-10-CM J34.2 (Deviated nasal septum), a one-to-one match.

What did 470 mean?

In the final ICD-9-CM release, this code described deviated nasal septum. It sat in block 470 Deviated nasal septum under Diseases of the respiratory system (460–519).