2026 ICD-10-CM Diagnosis Code K76.7Hepatorenal syndrome

ICD-10-CM Codes›K00–K95›K70-K77›K76

ICD-10-CM K76.7
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

K76.7 is a billable ICD-10-CM diagnosis code for hepatorenal syndrome. 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. Coders also document this condition as acute hepatic failure. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Acute and unspecified renal failure and Other specified and unspecified liver disease.

Code Identity

ICD-10-CM Code
K76.7
Billable Status
Yes — Valid for Submission
Code Describes
Hepatorenal syndrome
Short Description
Hepatorenal syndrome
Same as the full description in the CMS dataset.
Parent Code
K76
Other diseases of liver

Code Classification

ChapterK00–K95Diseases of the digestive system
SectionK70-K77Diseases of liver
CategoryK76Other diseases of liver
This CodeK76.7Hepatorenal syndrome

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Acute hepatic failure
  • Cholemic nephrosis
  • Familial arthrogryposis-cholestatic hepatorenal syndrome
  • Hepatorenal syndrome
  • Hepatorenal syndrome with acute kidney injury
  • Inherited disorder of bilirubin metabolism

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 1 Excludes

  • hepatorenal syndrome following labor and delivery O90.41
  • postprocedural hepatorenal syndrome K91.83

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.

    • Degeneration, degenerative
      • hepatorenal
    • Failure, failed
      • hepatorenal
    • Nephrosis, nephrotic(Epstein's) (syndrome) (congenital)
      • cholemic
    • Syndrome
      • hepatorenal
    • Syndrome
      • hepatourologic
    • Syndrome
      • Heyd's
    • Syndrome
      • liver-kidney
    • Syndrome
      • urohepatic

Clinical ClassificationClinical

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

CCSR GEN002
Acute and unspecified renal failure
Default principal diagnosis: inpatient No · outpatient No
CCSR DIG019
Other specified and unspecified liver disease
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Hepatorenal Syndrome

    functional kidney failure in patients with liver disease, usually liver cirrhosis or portal hypertension (hypertension, portal), and in the absence of intrinsic renal disease or kidney abnormality. it is characterized by intense renal vasculature constriction, reduced renal blood flow, oliguria, and sodium retention.

Patient EducationClinical

Kidney Failure

Healthy kidneys clean your blood by removing excess fluid, minerals, and wastes. They also make hormones that keep your bones strong and your blood healthy. But if the kidneys are damaged, they don't work properly. Harmful wastes can build up in your body. Your blood pressure may rise.

Read the full article at MedlinePlus

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

Convert K76.7 to ICD-9-CMHistory

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

ICD-9-CM
572.4 Hepatorenal syndrome
Exact Match The mapping is direct, with no qualifiers.

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 K76.7Overview

Is K76.7 (Other diseases of liver) a billable code?

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

What MS-DRG does K76.7 group to?

When hepatorenal syndrome 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 K76.7?

Under the General Equivalence Mappings, hepatorenal syndrome converts to ICD-9-CM 572.4 (hepatorenal syndrome). The mapping is a direct match.

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.