Occlusion and stenosis of right carotid artery. I65.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2020 edition of ICD-10-CM I65.21 became effective on October 1, 2019.
Chronic total occlusion of coronary artery. I25.82 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2018/2019 edition of ICD-10-CM I25.82 became effective on October 1, 2018. This is the American ICD-10-CM version of I25.82 - other international versions of ICD-10 I25.82 may differ.
I65.1 Occlusion and stenosis of basilar artery. I65.2 Occlusion and stenosis of carotid artery. 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.
Occlusion and stenosis of right carotid artery. 2016 2017 2018 2019 Billable/Specific Code. I65.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2019 edition of ICD-10-CM I65.21 became effective on October 1, 2018.
The code title indicates that it is a manifestation code. "In diseases classified elsewhere" codes are never permitted to be used as first listed or principle diagnosis codes. They must be used in conjunction with an underlying condition code and they must be listed following the underlying condition.
A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.