MCMCB Pro
K82.A

K82.ADisorders of gallbladder in diseases classified elsewhere

Non-billable headerICD-10-CM

K82.A is a non-billable header ICD-10-CM code for disorders of gallbladder in diseases classified elsewhere. It cannot be billed on its own: choose one of the more specific child codes below.

Code first

The underlying condition must be sequenced before this code.

Other codes that can never be billed with K82.A

These codes carry an Excludes1 note pointing at K82.A. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading K82.A alone.

  • K82.2Perforation of gallbladder

Risk adjustment

K82.A 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 K82.A

2 child codes. Green means billable.

Related codes at this level

Codes that share K82. If K82.A is not quite right, the correct code is usually one of these.

Questions about K82.A

Is K82.A a billable ICD-10-CM code?
No. K82.A is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does K82.A sit in the tabular list?
Diseases of the digestive system (K00-K95), in the block Disorders of gallbladder, biliary tract and pancreas (K80-K87).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.