MCMCB Pro
K83.01

K83.01Primary sclerosing cholangitis

Billable / specific codeICD-10-CM

K83.01 is a billable, specific ICD-10-CM code for primary sclerosing cholangitis. It is valid for submission on a claim.

Risk adjustment

K83.01 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 68 Cholangitis and Obstruction of Bile Duct Without Gallstones0.388 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

K83.01 is named in 8 Medicare coverage policies 8 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A55336Billing and Coding: Retroperitoneal Ultrasound
  • A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56456Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy

How K83.01 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to K83.01.

  • Cholangitisprimarysclerosing

Related codes at this level

Codes that share K83.0. If K83.01 is not quite right, the correct code is usually one of these.

Questions about K83.01

Is K83.01 a billable ICD-10-CM code?
Yes. K83.01 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does K83.01 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.