2021 ICD-10-CM Code K00

Disorders of tooth development and eruption

Version 2021

Not Valid for Submission

K00 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of disorders of tooth development and eruption. The code is not specific and is NOT valid for the year 2021 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

ICD-10:K00
Short Description:Disorders of tooth development and eruption
Long Description:Disorders of tooth development and eruption

Code Classification

Specific Coding for Disorders of tooth development and eruption

Non-specific codes like K00 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for disorders of tooth development and eruption:

  • BILLABLE CODE - Use K00.0 for Anodontia
  • BILLABLE CODE - Use K00.1 for Supernumerary teeth
  • BILLABLE CODE - Use K00.2 for Abnormalities of size and form of teeth
  • BILLABLE CODE - Use K00.3 for Mottled teeth
  • BILLABLE CODE - Use K00.4 for Disturbances in tooth formation
  • BILLABLE CODE - Use K00.5 for Hereditary disturbances in tooth structure, not elsewhere classified
  • BILLABLE CODE - Use K00.6 for Disturbances in tooth eruption
  • BILLABLE CODE - Use K00.7 for Teething syndrome
  • BILLABLE CODE - Use K00.8 for Other disorders of tooth development
  • BILLABLE CODE - Use K00.9 for Disorder of tooth development, unspecified

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code K00:


Type 2 Excludes

Type 2 Excludes
A type 2 excludes note represents "Not included here". An excludes2 note indicates that the condition excluded is not part of the condition represented by the code, but a patient may have both conditions at the same time. When an Excludes2 note appears under a code, it is acceptable to use both the code and the excluded code together, when appropriate.

Information for Patients


Tooth Disorders

What are teeth?

Your teeth are made of a hard, bonelike material. There are four parts:

You need your teeth for many activities that you may take for granted. These include eating, speaking and even smiling.

What are tooth disorders?

There are many different problems that can affect your teeth, including

What causes tooth disorders?

The causes of tooth disorders varies, depending on the problem. Sometimes the cause is not taking good care of your teeth. In other cases, you may have been born with the problem or the cause is an accident.

What are the symptoms of tooth disorders?

The symptoms can vary, depending on the problem. Some of the more common symptoms include

How are tooth disorders diagnosed?

Your dentist will ask about your symptoms, look at your teeth, and probe them with dental instruments. In some cases, you may need dental x-rays.

What are the treatments for tooth disorders?

The treatment will depend on the problem. Some common treatments are

Can tooth disorders be prevented?

The main thing that you can do to prevent tooth disorders is to take good care of your teeth:


[Learn More in MedlinePlus]

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)