K02.52 – Dental caries on pit and fissure surface penetrating into dentin
ICD-10-CM 2027 diagnosis code · Diseases of oral cavity and salivary glands
ICD-10-CM code
K02.52
- Code
K02.52(claims format:K0252)- Description
- Dental caries on pit and fissure surface penetrating into dentin
- Short description
- Dental caries on pit and fissure surfc penetrat into dentin
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 11. Diseases of the digestive system (K00-K95)
- Block
- K00-K14 Diseases of oral cavity and salivary glands
- Parent codes
- K02 › K02.5
Notes for K02.52
Applicable to:
- Primary dental caries, cervical origin
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
K02 – Dental caries
Includes:
- caries of dentine
- dental cavities
- early childhood caries
- pre-eruptive caries
- recurrent caries (dentino enamel junction) (enamel) (to the pulp)
- tooth decay
K02.5 – Dental caries on pit and fissure surface
Applicable to:
- Dental caries on chewing surface of tooth
Index terms for K02.52
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Caries, dental, primary, cervical origin
- Caries, dental, chewing surface, penetrating into dentin
- Caries, dental, pit and fissure surface, penetrating into dentin
- Caries, dental, coronal surface, chewing surface, penetrating into dentin
- Caries, dental, coronal surface, pit and fissure surface, penetrating into dentin
Related codes in K02.5
Frequently asked questions
What is ICD-10 code K02.52?
K02.52 is the ICD-10-CM code for dental caries on pit and fissure surface penetrating into dentin, in the block K00-K14 (Diseases of oral cavity and salivary glands).
Is K02.52 a billable code?
Yes. K02.52 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does K02.52 belong to?
It belongs to category K02 – Dental caries.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.