Diseases of the circulatory system (I00-I99)
Excludes 2: certain conditions originating in the perinatal period (P04-P96)
Other and unspecified disorders of the circulatory system (I95-I99)
I95 Hypotension [+]
Excludes 1: cardiovascular collapse (R57.9)
I95.0 Idiopathic hypotension
I95.1 Orthostatic hypotension
Excludes 1: neurogenic orthostatic hypotension [Shy-Drager] (G90.3)
I95.2 Hypotension due to drugs
Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
I95.3 Hypotension of hemodialysis
I95.8 Other hypotension [+]
I95.81 Postprocedural hypotension
I95.89 Other hypotension
I95.9 Hypotension, unspecified
I96 Gangrene, not elsewhere classified
Excludes 1: gangrene in atherosclerosis of native arteries of the extremities (I70.26)
Excludes 2: gangrene in diabetes mellitus (E08-E13 with .52)
I97 Intraoperative and postprocedural complications and disorders of circulatory system, not elsewhere classified [+]
Excludes 2: postprocedural shock (T81.1-)
I97.0 Postcardiotomy syndrome
I97.1 Other postprocedural cardiac functional disturbances [+]
Excludes 2: acute pulmonary insufficiency following thoracic surgery (J95.1)
I97.11 Postprocedural cardiac insufficiency [+]
I97.110 Postprocedural cardiac insufficiency following cardiac surgery
I97.111 Postprocedural cardiac insufficiency following other surgery
I97.12 Postprocedural cardiac arrest [+]
I97.120 Postprocedural cardiac arrest following cardiac surgery
I97.121 Postprocedural cardiac arrest following other surgery
I97.13 Postprocedural heart failure [+]
Use additional code to identify the heart failure (I50.-)
I97.130 Postprocedural heart failure following cardiac surgery
I97.131 Postprocedural heart failure following other surgery
I97.19 Other postprocedural cardiac functional disturbances [+]
Use additional code, if applicable, to further specify disorder
I97.190 Other postprocedural cardiac functional disturbances following cardiac surgery
Use additional code, if applicable, for type 4 or type 5 myocardial infarction, to further specify disorder
I97.191 Other postprocedural cardiac functional disturbances following other surgery
I97.2 Postmastectomy lymphedema syndrome
I97.3 Postprocedural hypertension
I97.4 Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating a procedure [+]
Excludes 1: intraoperative hemorrhage and hematoma of a circulatory system organ or structure due to accidental puncture and laceration during a procedure (I97.5-)
Excludes 2: intraoperative cerebrovascular hemorrhage complicating a procedure (G97.3-)
I97.41 Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating a circulatory system procedure [+]
I97.410 Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating a cardiac catheterization
I97.411 Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating a cardiac bypass
I97.418 Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating other circulatory system procedure
I97.42 Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating other procedure
I97.5 Accidental puncture and laceration of a circulatory system organ or structure during a procedure [+]
Excludes 2: accidental puncture and laceration of brain during a procedure (G97.4-)
I97.51 Accidental puncture and laceration of a circulatory system organ or structure during a circulatory system procedure
I97.52 Accidental puncture and laceration of a circulatory system organ or structure during other procedure
I97.6 Postprocedural hemorrhage, hematoma and seroma of a circulatory system organ or structure following a procedure [+]
Excludes 2: postprocedural cerebrovascular hemorrhage complicating a procedure (G97.5-)
I97.61 Postprocedural hemorrhage of a circulatory system organ or structure following a circulatory system procedure [+]
I97.610 Postprocedural hemorrhage of a circulatory system organ or structure following a cardiac catheterization
I97.611 Postprocedural hemorrhage of a circulatory system organ or structure following cardiac bypass
I97.618 Postprocedural hemorrhage of a circulatory system organ or structure following other circulatory system procedure
I97.62 Postprocedural hemorrhage, hematoma and seroma of a circulatory system organ or structure following other procedure [+]
I97.620 Postprocedural hemorrhage of a circulatory system organ or structure following other procedure
I97.621 Postprocedural hematoma of a circulatory system organ or structure following other procedure
I97.622 Postprocedural seroma of a circulatory system organ or structure following other procedure
I97.63 Postprocedural hematoma of a circulatory system organ or structure following a circulatory system procedure [+]
I97.630 Postprocedural hematoma of a circulatory system organ or structure following a cardiac catheterization
I97.631 Postprocedural hematoma of a circulatory system organ or structure following cardiac bypass
I97.638 Postprocedural hematoma of a circulatory system organ or structure following other circulatory system procedure
I97.64 Postprocedural seroma of a circulatory system organ or structure following a circulatory system procedure [+]
I97.640 Postprocedural seroma of a circulatory system organ or structure following a cardiac catheterization
I97.641 Postprocedural seroma of a circulatory system organ or structure following cardiac bypass
I97.648 Postprocedural seroma of a circulatory system organ or structure following other circulatory system procedure
I97.7 Intraoperative cardiac functional disturbances [+]
Excludes 2: acute pulmonary insufficiency following thoracic surgery (J95.1)
I97.71 Intraoperative cardiac arrest [+]
I97.710 Intraoperative cardiac arrest during cardiac surgery
I97.711 Intraoperative cardiac arrest during other surgery
I97.79 Other intraoperative cardiac functional disturbances [+]
Use additional code, if applicable, to further specify disorder
I97.790 Other intraoperative cardiac functional disturbances during cardiac surgery
I97.791 Other intraoperative cardiac functional disturbances during other surgery
I97.8 Other intraoperative and postprocedural complications and disorders of the circulatory system, not elsewhere classified [+]
Use additional code, if applicable, to further specify disorder
I97.81 Intraoperative cerebrovascular infarction [+]
I97.810 Intraoperative cerebrovascular infarction during cardiac surgery
I97.811 Intraoperative cerebrovascular infarction during other surgery
I97.82 Postprocedural cerebrovascular infarction [+]
I97.820 Postprocedural cerebrovascular infarction following cardiac surgery
I97.821 Postprocedural cerebrovascular infarction following other surgery
I97.88 Other intraoperative complications of the circulatory system, not elsewhere classified
I97.89 Other postprocedural complications and disorders of the circulatory system, not elsewhere classified
I99 Other and unspecified disorders of circulatory system [+]
I99.8 Other disorder of circulatory system
I99.9 Unspecified disorder of circulatory system
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The ICD-10 Diagnosis Codes are based on the latest diagnosis coding files (2021 ICD-10-CM and 2018 GEMs ).
The ICD-10 Procedure Codes are based on the latest procedure coding files (2021 ICD-10-PCS and 2018 GEMs ).