Is K80 a billable ICD-10-CM code?

No. K80 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does K80 sit in the tabular list?

Diseases of the digestive system (K00-K95), in the block Disorders of gallbladder, biliary tract and pancreas (K80-K87).

What cannot be coded together with K80?

K80 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

K80

K80 — Cholelithiasis

Non-billable headerICD-10-CM

K80 is a non-billable header ICD-10-CM code for cholelithiasis. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

retained cholelithiasis following cholecystectomy (K91.86)

Other codes that can never be billed with K80

These codes carry an Excludes1 note pointing at K80. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading K80 alone.

K81Cholecystitis
K82.0Obstruction of gallbladder
K82.4Cholesterolosis of gallbladder
K83.0Cholangitis
K83.1Obstruction of bile duct

Risk adjustment

K80 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 K80

9 child codes. Green means billable.

Questions about K80

Is K80 a billable ICD-10-CM code?: No. K80 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does K80 sit in the tabular list?: Diseases of the digestive system (K00-K95), in the block Disorders of gallbladder, biliary tract and pancreas (K80-K87).
What cannot be coded together with K80?: K80 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.