2026 ICD-10-CM Diagnosis Code K74.1Hepatic sclerosis

ICD-10-CM Codes›K00–K95›K70-K77›K74

ICD-10-CM K74.1
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

K74.1 is a billable ICD-10-CM diagnosis code for hepatic sclerosis. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 441 through 443. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified and unspecified liver disease.

Code Identity

ICD-10-CM Code
K74.1
Billable Status
Yes — Valid for Submission
Code Describes
Hepatic sclerosis
Short Description
Hepatic sclerosis
Same as the full description in the CMS dataset.
Parent Code
K74
Fibrosis and cirrhosis of liver

Code Classification

ChapterK00–K95Diseases of the digestive system
SectionK70-K77Diseases of liver
CategoryK74Fibrosis and cirrhosis of liver
This CodeK74.1Hepatic sclerosis

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Hepatic sclerosis

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Sclerosis, sclerotic
      • hepatic
    • Sclerosis, sclerotic
      • liver

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR DIG019
Other specified and unspecified liver disease
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Cirrhosis

Cirrhosis is scarring of the liver. Scar tissue forms because of injury or long-term disease. Scar tissue cannot do what healthy liver tissue does - make protein, help fight infections, clean the blood, help digest food and store energy. Cirrhosis can lead to :

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert K74.1 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
571.9 Chronic liver dis NOS
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About K74.1Overview

Is K74.1 (Fibrosis and cirrhosis of liver) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report hepatic sclerosis on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does K74.1 group to?

When hepatic sclerosis is the principal diagnosis on an inpatient stay, it groups to MS-DRG 441, 442, 443, with relative weights from 0.6997 to 1.7947 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of K74.1?

Under the General Equivalence Mappings, hepatic sclerosis converts to ICD-9-CM 571.9 (chronic liver dis NOS). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.