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)
- traumatic intracranial hemorrhage (S06.-)
- insufficiency, NOS, of precerebral artery (G45.-)
- insufficiency of precerebral arteries causing cerebral infarction (I63.0-I63.2)
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- transient cerebral ischemic attacks and related syndromes (G45.-)
Use Additional Code
Additional codes that should follow this code
Child Codes (4)
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code I65.2?
ICD-10-CM code I65.2 represents "Occlusion and stenosis of carotid artery". It 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 you should also code: code to identify 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.
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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.