K04.4
BillableAcute apical periodontitis of pulpal origin
Acute apical periodontitis of pulpal origin
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Acute apical periodontitis NOS
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Related Codes(9)
K04.0Pulpitis
K04.1Necrosis of pulp
K04.2Pulp degeneration
K04.3Abnormal hard tissue formation in pulp
K04.5Chronic apical periodontitis
K04.6Periapical abscess with sinus
K04.7Periapical abscess without sinus
K04.8Radicular cyst
K04.9Other and unsp diseases of pulp and periapical tissues
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(3)
Clinical Terms
- Acute apical periodontitis NOS
Frequently Asked Questions
What is the ICD-10 code for acute apical periodontitis of pulpal origin?
The ICD-10-CM code for acute apical periodontitis of pulpal origin is K04.4. The full clinical description is "Acute apical periodontitis of pulpal origin". K04.4 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code K04.4 mean?
ICD-10-CM code K04.4 represents “Acute apical periodontitis of pulpal origin”. It is classified under Chapter 11: Diseases of the Digestive System and is a billable/specific code that can be used on a claim.
Is K04.4 a billable code?
Yes, K04.4 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is K04.4 in?
K04.4 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K04.4?
K04.4 has Excludes1 notes indicating codes that cannot be used together with it, including: acute periodontitis (K05.2-).
What are the UMLS CUIs for K04.4?
K04.4 is linked to 1 UMLS Concept Unique Identifier: C0155934. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does K04.4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like acute apical periodontitis of pulpal origin affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of K04.4?
K04.4 maps to the ICD-11 code: DA09.70 (Acute apical periodontitis of pulpal origin).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.