ICD-10-CM Code A00.1: Cholera due to Vibrio cholerae 01, biovar Eltor

Cholera due to Vibrio cholerae 01, biovar Eltor

A00.1 is a billable and specific ICD-10-CM code used to indicate a diagnosis of cholera due to Vibrio cholerae 01, biovar Eltor, for reimbursement purposes. This code is essential for healthcare providers and medical billers to ensure accurate diagnosis, proper treatment, and successful claims processing.

Cholera due to Vibrio cholerae 01, biovar Eltor

The ICD-10-CM code A00.1 refers to cholera caused by the bacteria Vibrio cholerae of the biovar eltor strain. Cholera is a severe infectious disease that causes diarrhea and dehydration, often leading to death if untreated. The biovar Eltor is a strain of Vibrio cholerae that has been responsible for recent outbreaks, especially in areas with poor sanitation. 

Medical billers and healthcare providers use this code to accurately diagnose and classify the condition, ensuring that the correct treatments are administered and covered by insurance. It is important to understand whether the code is billable, meaning it can be used for reimbursement, which depends on the context of the diagnosis and the healthcare provider’s treatment.

The symptoms of cholera include:

  • Sudden onset of severe diarrhea
  • Vomiting
  • Dehydration
  • Nutrient loss

which can quickly lead to shock and death if not treated promptly with oral rehydration therapy and antibiotics.

History of ICD-10-CM Diagnosis Code A00.1

The ICD-9-CM  was used for coding diseases and health-related conditions in the United States until it was replaced by ICD-10-CM in 2015.  

In the ICD-9-CM system, A00.1 was represented by the code 001.1, which referred to Cholera due to Vibrio cholerae 01, biovar Eltor

This code existed in the ICD-9-CM system for decades and was used by medical professionals for diagnosis and billing purposes.

The ICD-9-CM system was first introduced in 1979. The code was  001.1  and it remained the same from 1979 to 2015. 

While the system provided a general classification, it lacked the level of detail and specificity found in later ICD revisions. 

As healthcare evolved and the need for more precise diagnosis and treatment increased, the ICD-10-CM system was introduced in 2015 to provide better classification and coding for diseases. 

The transition from ICD-9-CM to ICD-10-CM marked a significant shift in healthcare coding practices, including a more detailed categorization of conditions such as cholera.

YearICD-10-CM CodeDescription
2021A00.1Cholera due to Vibrio cholerae 01, biovar Eltor
2022A00.1Cholera due to Vibrio cholerae 01, biovar Eltor
2023A00.1Cholera due to Vibrio cholerae 01, biovar Eltor
2024A00.1Cholera due to Vibrio cholerae 01, biovar Eltor
2025A00.1Cholera due to Vibrio cholerae 01, biovar Eltor

The ICD-10-CM code A00.1 for Cholera due to Vibrio cholerae 01, biovar eltor has not changed from 2015 to 2025

How Cholera due to Vibrio cholerae 01, biovar eltor disease is caused

Cholera is caused by infection with the Vibrio cholerae bacterium, specifically the biovar Eltor strain, which is typically transmitted through contaminated water or food. 

The bacteria produce toxins that affect the intestines, leading to severe diarrhea and dehydration. 

The disease often occurs in areas with poor sanitation, where drinking water or food becomes contaminated with fecal matter. 

Once ingested, the bacteria multiply in the intestines and release toxins that cause the body’s fluids to rapidly drain, resulting in the characteristic symptoms of cholera.

Final Thoughts

Proper understanding of this code is vital for accurate diagnosis and appropriate treatment, especially in regions with inadequate sanitation. Timely intervention can prevent severe dehydration and death, emphasizing the importance of accurate coding for effective healthcare delivery.

Jacquelyn Johnson, PsyD.

About Author
Jacquelyn Johnson, PsyD.
Jacquelyn Johnson, PsyD.
Dr. Jacquelyn Johnson is a licensed clinical psychologist. She is in private practice in California and she specializes in issues specific to high-performing African American women, such as contending with the strong Black woman trope.

Education

  • Grambling State University, BS
  • Fuller Theological Seminary, MS
  • University of La Verne, MS, PsyD

Certifications

  • California Licensed Psychologist
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