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B18.2
ICD-10-CM
Chronic Hepatitis C

Learn about Chronic Hepatitis C (Chronic HCV), including Hepatitis C Virus Infection diagnosis, clinical documentation, and medical coding. Find information on HCV testing, treatment, and management for healthcare professionals. Explore resources for accurate Chronic Hepatitis C documentation and appropriate ICD-10-CM coding for optimal reimbursement.

Also known as

Chronic HCV
Hepatitis C Virus Infection

Diagnosis Snapshot

Key Facts
  • Definition : A long-term liver infection caused by the hepatitis C virus, often asymptomatic initially.
  • Clinical Signs : Fatigue, jaundice, abdominal pain, dark urine, or no symptoms. Advanced cases can lead to cirrhosis and liver failure.
  • Common Settings : Primary care clinics, gastroenterology, hepatology, liver transplant centers, infectious disease clinics.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC B18.2 Coding
B18.2

Chronic viral hepatitis C

Identifies chronic hepatitis C infection.

B17.1

Chronic hepatitis C with hepatic coma

Chronic hepatitis C complicated by hepatic coma.

B18.1

Chronic hepatitis C without delta-agent

Identifies chronic hepatitis C without co-infection with delta-agent

K74.60

Fibrosis and cirrhosis of liver

Liver fibrosis and cirrhosis due to chronic hepatitis C

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the hepatitis C infection confirmed as chronic?

  • Yes

    Is there hepatic decompensation?

  • No

    Do not code as chronic hepatitis C. Consider acute hepatitis C codes (B17.10 - B17.19) or carrier status (B18.0).

Code Comparison

Related Codes Comparison

When to use each related code

Description
Chronic liver infection caused by HCV.
Acute liver infection caused by HCV.
Liver inflammation, cause unspecified.

Documentation Best Practices

Documentation Checklist
  • Document HCV RNA confirmation and genotype.
  • Specify prior treatments and response.
  • Assess liver fibrosis stage (e.g., METAVIR, FIB-4).
  • Document any cirrhosis or HCC complications.
  • Note relevant symptoms and physical exam findings.

Coding and Audit Risks

Common Risks
  • Unspecified Etiology

    Coding chronic hepatitis C without specifying viral etiology (e.g., HCV) can lead to inaccurate reporting and reimbursement.

  • Unconfirmed Diagnosis

    Coding chronic hepatitis C based on suspected or undocumented infection lacks clinical validation and poses compliance risks.

  • Missing Liver Disease Stage

    Failing to document and code the stage of liver disease associated with chronic hepatitis C impacts severity assessment and care planning.

Mitigation Tips

Best Practices
  • Timely HCV RNA testing for diagnosis confirmation. ICD-10: B18.2
  • Assess fibrosis stage via non-invasive methods for risk stratification. CPT: 91272
  • Initiate antiviral therapy based on guidelines for viral eradication. ICD-10: Z21.6
  • Educate patients on transmission prevention and harm reduction strategies. SNOMED CT: 22536001
  • Monitor treatment response with HCV RNA testing and liver function tests. LOINC: 14631-6

Clinical Decision Support

Checklist
  • Verify HCV RNA positive test (ICD-10: B18.2)
  • Document chronic infection duration (LOINC: 34664-8)
  • Assess liver fibrosis stage (CPT: 99282-99285)
  • Screen for cirrhosis and HCC (ICD-10: K74.60, C22.0)

Reimbursement and Quality Metrics

Impact Summary
  • Chronic Hepatitis C reimbursement hinges on accurate ICD-10-CM coding (B18.2 or B17.1 if with hepatic coma) for optimal claims processing and minimizing denials.
  • Quality metrics for Chronic Hepatitis C, like sustained virologic response (SVR), impact hospital value-based payments and public reporting scores.
  • Proper HCC coding for Chronic Hepatitis C affects risk adjustment and revenue for Medicare Advantage plans.
  • Timely and accurate diagnosis coding for chronic HCV improves medical billing efficiency and reduces claim rejections.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes for . Our AI-powered assistant ensures compliance and reduces coding errors.

Frequently Asked Questions

Common Questions and Answers

Q: What are the most effective current treatment strategies for chronic hepatitis C virus (HCV) infection in patients with cirrhosis?

A: Current treatment guidelines recommend direct-acting antiviral (DAA) regimens for chronic HCV infection, even in patients with compensated or decompensated cirrhosis. Specific DAA combinations are chosen based on HCV genotype and prior treatment experience. Glecaprevir/pibrentasvir and sofosbuvir/velpatasvir are common options with high efficacy rates. For patients with decompensated cirrhosis, ribavirin may be added to certain regimens. It is crucial to assess for potential drug interactions and adjust dosages accordingly, especially in patients with impaired renal function. Explore how different DAA regimens perform in various stages of cirrhosis and learn more about managing potential treatment complications. Consider implementing individualized treatment plans based on patient-specific factors, including comorbidities and previous treatment response.

Q: How do I differentiate between chronic hepatitis C and non-alcoholic fatty liver disease (NAFLD) when both present with elevated liver enzymes and similar imaging findings?

A: Differentiating chronic HCV from NAFLD can be challenging as both conditions can manifest with elevated liver enzymes and similar imaging appearances. HCV diagnosis requires serologic testing for HCV antibodies and HCV RNA to confirm active infection. NAFLD diagnosis relies on excluding other causes of liver disease, including viral hepatitis, and demonstrating evidence of hepatic steatosis through imaging or biopsy. While imaging can suggest steatosis, it cannot definitively distinguish between the two. A thorough patient history, including alcohol consumption, medication use, and risk factors for HCV, is crucial. Consider performing a liver biopsy if the diagnosis remains uncertain after non-invasive tests. Learn more about the diagnostic criteria for both chronic HCV and NAFLD to improve diagnostic accuracy. Explore the role of advanced imaging techniques and novel biomarkers in differentiating these conditions.

Quick Tips

Practical Coding Tips
  • Code B18.2 for chronic HCV
  • Document disease stage
  • Query physician for specifics
  • Check for liver damage codes
  • Consider Z22.5 for exposure

Documentation Templates

Patient presents with signs and symptoms consistent with chronic hepatitis C (chronic HCV, hepatitis C virus infection).  Presenting complaints may include fatigue, malaise, and right upper quadrant abdominal pain.  However, many patients with chronic HCV are asymptomatic.  Physical examination may reveal hepatomegaly or splenomegaly.  Laboratory findings indicate elevated liver enzymes, specifically alanine aminotransferase (ALT) and aspartate aminotransferase (AST).  HCV RNA testing confirms active viral replication, establishing the diagnosis of chronic hepatitis C.  Liver fibrosis assessment is essential for staging the disease and guiding treatment decisions.  This may involve transient elastography (FibroScan), liver biopsy, or non-invasive serum markers (e.g., APRI, FIB-4).  The patient's HCV genotype will be determined to inform antiviral therapy selection.  Treatment goals include achieving a sustained virologic response (SVR), defined as undetectable HCV RNA 12 weeks after completing treatment, effectively indicating viral eradication.  Patient education regarding hepatitis C transmission, prevention, and the importance of adherence to antiviral therapy is crucial.  Potential complications of chronic HCV, including cirrhosis, hepatocellular carcinoma, and liver failure, were discussed with the patient.  Referral to a hepatologist or gastroenterologist may be indicated for complex cases or those with advanced liver disease.  Follow-up appointments will monitor treatment response, assess for adverse effects of medication, and manage any potential complications.  ICD-10-CM code B18.2 will be used for chronic viral hepatitis C.