I73 ICD-10-CM Code: Other peripheral vascular diseases
A clear reference for the official code description, hierarchy, and related coding information from the April 2026 U.S. release.
Code definition
Official description
I73Other peripheral vascular diseases
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where I73 sits
- 1
Chapter 9
Diseases of the circulatory system (I00-I99)
- 2
Section
Diseases of arteries, arterioles and capillaries (I70-I79)
- 3
Category I73
Other peripheral vascular diseases
- 4
Code I73
Other peripheral vascular diseases
More specific choices
Codes under I73
I73 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for I73.
Code first
No “code first” instruction is listed for I73.
Use additional code
No “use additional code” instruction is listed for I73.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for I73.
Excludes2
Conditions not included here that may be reported separately when present.
- chilblains (T69.1)
- frostbite (T33-T34)
- immersion hand or foot (T69.0-)
- spasm of cerebral artery (G45.9)
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code I73 mean?
I73 is the April 2026 U.S. ICD-10-CM code for “Other peripheral vascular diseases.”
Is I73 a billable or specific ICD-10-CM code?
No. I73 has more specific child codes in the April 2026 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is I73 located in ICD-10-CM?
I73 is listed in Chapter 9, Diseases of the circulatory system (I00-I99), within Diseases of arteries, arterioles and capillaries (I70-I79) (I70–I79), under category I73, Other peripheral vascular diseases.
What coding notes are listed for I73?
No inclusion terms are listed for I73 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: chilblains (T69.1); frostbite (T33-T34); immersion hand or foot (T69.0-); spasm of cerebral artery (G45.9).
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