I65.2
Non-billableOcclusion and stenosis of carotid artery
Occlusion and stenosis of carotid artery
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- embolism of precerebral artery
- narrowing of precerebral artery
- obstruction (complete) (partial) of precerebral artery
- thrombosis of precerebral artery
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •transient cerebral ischemic attacks and related syndromesG45
Use Additional Code
Additional codes that should follow this code
Child Codes (4)
Related Codes(4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for occlusion and stenosis of carotid artery?
The ICD-10-CM code for occlusion and stenosis of carotid artery is I65.2. The full clinical description is "Occlusion and stenosis of carotid artery". I65.2 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code I65.2 mean?
ICD-10-CM code I65.2 represents “Occlusion and stenosis of carotid artery”. It is classified under Chapter 9: Diseases of the Circulatory System and is a non-billable header code. Use a more specific child code for billing purposes.
Is I65.2 a billable code?
No, I65.2 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under I65.2.
What chapter is I65.2 in?
I65.2 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What codes cannot be used with I65.2?
I65.2 has Excludes1 notes indicating codes that cannot be used together with it, including: traumatic intracranial hemorrhage (S06.-); insufficiency, NOS, of precerebral artery (G45.-); insufficiency of precerebral arteries causing cerebral infarction (I63.0-I63.2).
What are the subcategories under I65.2?
I65.2 has 4 child codes, including: I65.21 (Occlusion and stenosis of right carotid artery), I65.22 (Occlusion and stenosis of left carotid artery), I65.23 (Occlusion and stenosis of bilateral carotid arteries), I65.29 (Occlusion and stenosis of unspecified carotid artery).
Are additional codes required with I65.2?
Yes, when using I65.2, also report: presence of:; alcohol abuse and dependence (F10.-); exposure to environmental tobacco smoke (Z77.22); history of tobacco dependence (Z87.891); hypertension (I10-I1A); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0).
What are the UMLS CUIs for I65.2?
I65.2 is linked to 1 UMLS Concept Unique Identifier: C0600126. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does I65.2 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like occlusion and stenosis of carotid artery affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of I65.2?
I65.2 maps to the ICD-11 code: BD55 (Asymptomatic stenosis of intracranial or extracranial artery).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.