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  1. ICD.Codes
  2. ICD-9-CM
  3. Chapter 9
  4. Section 520-529
  5. Code 521

ICD-9-CM Code 521 to ICD-10-CM

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ICD-10 Equivalent of 521:

As of October 2015, ICD-9 codes are no longer used for medical coding. Instead, use this equivalent ICD-10-CM code, which is an exact match to ICD-9 code 521:

Historical Information for ICD-9 Code 521

NON-BILLABLE ICD-9 CODE
Non-Billable Code
Non-Billable means the code is not sufficient justification for admission to an acute care hospital when used a principal diagnosis. Use a child code to capture more detail.

Long ICD9 Description: Diseases of hard tissues of teeth

Short ICD9 Description: None specified

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd9cm/521