Billable / Specific Code
ICD-10-CM I70.449 is the diagnosis code for Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of unspecified site. 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 I70.449 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, I70.449 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
I70.449 is the ICD-10-CM diagnosis code for "Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of unspecified site". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of I70.449 is I70.44 ("Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration"). I70.449 provides a more specific classification within this category.
I70.449 is located in Section I70-I79 — "Diseases of arteries, arterioles and capillaries" within Chapter 9 of the ICD-10-CM Tabular List.
Use I70.449 when the patients documented diagnosis matches "Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of unspecified site" 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 Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of unspecified site is I70.449.
Yes, I70.449 can be used as a primary diagnosis code since it is billable and specific.
I70.449 is in Chapter 9 of the ICD-10-CM Tabular List.
Yes, I70.449 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.