Billable / Specific Code
ICD-10-CM I70.591 is the diagnosis code for Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities, right leg. 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 I70.591 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, I70.591 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
I70.591 is the ICD-10-CM diagnosis code for "Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities, right leg". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of I70.591 is I70.59 ("Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities"). I70.591 provides a more specific classification within this category.
I70.591 is located in Section I70-I79 — "Diseases of arteries, arterioles and capillaries" within Chapter 9 of the ICD-10-CM Tabular List.
Use I70.591 when the patients documented diagnosis matches "Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities, right leg" 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 Other atherosclerosis of nonautologous biological bypass graft(s) of the extremities, right leg is I70.591.
Yes, I70.591 can be used as a primary diagnosis code since it is billable and specific.
I70.591 is in Chapter 9 of the ICD-10-CM Tabular List.
Yes, I70.591 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.