Is K02 a billable ICD-10-CM code?

No. K02 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does K02 sit in the tabular list?

Diseases of the digestive system (K00-K95), in the block Diseases of oral cavity and salivary glands (K00-K14).

K02

K02 — Dental caries

Non-billable headerICD-10-CM

K02 is a non-billable header ICD-10-CM code for dental caries. It cannot be billed on its own: choose one of the more specific child codes below.

Includes

Conditions this code covers.

caries of dentine
dental cavities
early childhood caries
pre-eruptive caries
recurrent caries (dentino enamel junction) (enamel) (to the pulp)
tooth decay

Risk adjustment

K02 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead K02

5 child codes. Green means billable.

K02.3Arrested dental caries
K02.5Dental caries on pit and fissure surface
K02.6Dental caries on smooth surface
K02.7Dental root caries
K02.9Dental caries, unspecified

Questions about K02

Is K02 a billable ICD-10-CM code?: No. K02 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does K02 sit in the tabular list?: Diseases of the digestive system (K00-K95), in the block Diseases of oral cavity and salivary glands (K00-K14).