Billable / Specific Code
ICD-10-CM I71.019 is the diagnosis code for Dissection of thoracic aorta, unspecified. This code falls under the section "Diseases of arteries, arterioles and capillaries" within Chapter 9 — Diseases of the circulatory system (I00-I99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where I71.019 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, I71.019 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
I71.019 is the ICD-10-CM diagnosis code for "Dissection of thoracic aorta, unspecified". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of I71.019 is I71.01 ("Dissection of thoracic aorta"). I71.019 provides a more specific classification within this category.
I71.019 is located in Section I70-I79 — "Diseases of arteries, arterioles and capillaries" within Chapter 9 of the ICD-10-CM Tabular List.
Use I71.019 when the patients documented diagnosis matches "Dissection of thoracic aorta, unspecified" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Dissection of thoracic aorta, unspecified is I71.019.
Yes, I71.019 can be used as a primary diagnosis code since it is billable and specific.
I71.019 is in Chapter 9 of the ICD-10-CM Tabular List.
Yes, I71.019 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.