I73.1
✓ Billable
Thromboangiitis obliterans [Buerger's disease]
ICD-10-CM · FY2026 · Diseases of the Circulatory System
Code
I73.1
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Circulatory System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code I73.1?
ICD-10-CM code I73.1 represents Thromboangiitis obliterans [Buerger's disease]. It is a billable diagnosis code in the Diseases of the Circulatory System chapter, effective October 1, 2025 – September 30, 2026.
Is I73.1 billable?
Yes. I73.1 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is I73.1 in?
I73.1 belongs to the Diseases of the Circulatory System chapter (I00–I99) of ICD-10-CM.
Related codes in the I73 category
I73
Other peripheral vascular diseases
Non-billable
I73.0
Raynaud's syndrome
Non-billable
I73.8
Other specified peripheral vascular diseases
Non-billable
I73.9
Peripheral vascular disease, unspecified
Billable
I73.00
Raynaud's syndrome without gangrene
Billable
I73.01
Raynaud's syndrome with gangrene
Billable
I73.81
Erythromelalgia
Billable
I73.89
Other specified peripheral vascular diseases
Billable
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