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ICD-10-CM Codes
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K00-K95
Diseases of the digestive system
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K00-K14
Diseases of oral cavity and salivary glands
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K04-
Diseases of pulp and periapical tissues
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2018 ICD-10-CM Diagnosis Code K04.4
Acute apical periodontitis of pulpal origin
2016 2017 2018 Billable/Specific Code
- K04.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2018 edition of ICD-10-CM K04.4 became effective on October 1, 2017.
- This is the American ICD-10-CM version of K04.4 - other international versions of ICD-10 K04.4 may differ.
Applicable To- Acute apical periodontitis NOS
Type 1 ExcludesType 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as K04.4. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
The following code(s) above
K04.4 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
K04.4:
- Acute apical periodontitis
ICD-10-CM K04.4 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):
- 011 Tracheostomy for face, mouth and neck diagnoses with mcc
- 012 Tracheostomy for face, mouth and neck diagnoses with cc
- 013 Tracheostomy for face, mouth and neck diagnoses without cc/mcc
- 157 Dental and oral diseases with mcc
- 158 Dental and oral diseases with cc
- 159 Dental and oral diseases without cc/mcc
Convert K04.4 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
Code annotations containing back-references to K04.4:
- Periodontitis (chronic) (complex) (compound) (local) (simplex) K05.30
ICD-10-CM Diagnosis Code K05.30
Chronic periodontitis, unspecified
2016 2017 2018 Billable/Specific Code
- apical K04.5
ICD-10-CM Diagnosis Code K04.5
Chronic apical periodontitis
2016 2017 2018 Billable/Specific Code
Applicable To- Apical or periapical granuloma
- Apical periodontitis NOS
Type 1 Excludes- chronic periodontitis (K05.3-)
- acute K04.4 (pulpal origin)
- Septic - see condition
- teeth, tooth K04.4 (pulpal origin)
ICD-10-CM Codes Adjacent To K04.4
K03.89 Other specified diseases of hard tissues of teeth
K03.9 Disease of hard tissues of teeth, unspecified
K04 Diseases of pulp and periapical tissues
K04.3 Abnormal hard tissue formation in pulp
K04.4
Acute apical periodontitis of pulpal origin
K04.5 Chronic apical periodontitis
K04.6 Periapical abscess with sinus
K04.7 Periapical abscess without sinus
K04.9 Other and unspecified diseases of pulp and periapical tissues
K04.90 Unspecified diseases of pulp and periapical tissues
K04.99 Other diseases of pulp and periapical tissues
K05 Gingivitis and periodontal diseases
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
