Hepatitis B Core IgM (anti-HBc IgM)

CPT: 86705
Infectious Disease

What This Test Measures

IgM antibody to HBc antigen; marker of acute or reactivating HBV infection.

Preparation

No fasting required

General guidelines only. Requirements vary by lab and individual. Confirm with your provider before adjusting any medications.

Turnaround Time

Varies by lab

Clinical Notes

Positive in window period and acute HBV; may be positive in reactivation

ICD-10 Codes

Common diagnosis codes associated with this test. Codes are assigned by your provider.

B19.9Unspecified viral hepatitis without hepatic coma
D84.9Immunodeficiency, unspecified

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Lab Codes

Proprietary codes used by each lab for this test.

ARUP Laboratories
0020091(order_code)
BioReference Laboratories
0206-3(order_code)
LabCorp
006825(order)
LabCorp
016881(order_code)
Quest Diagnostics
499(order)
Quest Diagnostics
4848(order_code)

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For informational purposes only

This page is for educational and research purposes only and does not constitute medical advice, diagnosis, or treatment recommendations. ICD-10 and CPT codes are assigned by your healthcare provider. Always consult a qualified healthcare provider before ordering any lab test or making decisions about your health.