ICD-10-CM Billable Code

O26.43

Herpes gestationis, third trimester

Clinical Classification Guidelines

Medical Intelligence & Overview

Herpes gestationis, also known as gestational pemphigoid, is a rare skin condition that occurs during pregnancy, typically in the third trimester. It presents as an autoimmune blistering disorder affecting pregnant women and requires proper diagnosis and management to ensure the health of both mother and baby. This condition is characterized by itchy, blistering skin rashes and can sometimes be associated with complications related to pregnancy.

Causes & Symptoms

Clinical Causes: An autoimmune response where the immune system mistakenly attacks healthy skin tissue Genetic predispositions that may increase susceptibility Hormonal changes during pregnancy that influence immune function Family history of autoimmune skin diseases Presence of certain autoantibodies targeting skin components

Key Symptoms: Itchy skin rashes primarily on the abdomen, especially around the belly button Progression to develop blisters or hives on the rash areas Erythema, or redness, surrounding blistered areas Possible involvement of other parts of the body, including the arms, legs, and face Mild discomfort or soreness associated with the lesions In some cases, skin may become detached or erosive

Diagnostic & Treatment

Diagnosis Path: Diagnosis involves a combination of clinical evaluation and laboratory tests. A healthcare provider will examine the skin and consider the appearance and distribution of rashes. Confirmatory tests include:

Treatment Protocols: Management of herpes gestationis aims to reduce symptoms and prevent complications. Common treatments include:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is O26.43 a billable ICD-10 code?
Yes, O26.43 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report O26.43?
Clinical documentation must specify the nature of Herpes gestationis, third trimester and any associated comorbidities for accurate reporting.

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