Type of Stroke	ICD-9-CM Code
Hemorrhagic stroke	430.xx-432.xx Cases excluded if traumatic brain injury (ICD-9: 800-804, 850-854) was present during hospitalization
Ischemic stroke	433.x1, 434.x1, 436.xx
Systemic embolism	444.x, 445.x
Type of Bleeding	ICD-9-CM Code
Gastrointestinal bleeding	456.0x, 456.20, 530.82, 531.0x, 531.2x, 531.4x, 531.6x, 532.0x, 532.2x, 532.4x, 532.6x, 533.0x, 533.2x, 533.4x, 533.6x, 534.0x, 534.2x, 534.4x, 534.6x, 535.01, 535.11, 535.21, 535.31, 535.41, 535.51, 535.61, 537.83, 562.02, 562.03, 562.12, 562.13, 568.81, 569.3, 569.85, 578.x
Intracranial bleeding	430.xx, 431.xx, 432.0x, 432.1x, 432.9x, 852.0x, 852.2x, 852.4x, 853.0x
Other bleeding	285.1, 360.43, 362.43, 362.81, 363.61, 363.62, 363.72, 364.41, 372.72, 374.81, 376.32, 377.42, 379.23, 423.0x, 596.7x, 599.7x, 602.1x, 620.1, 621.4, 626.2, 626.5, 626.7, 626.8, 626.9, 719.1x, 782.7, 784.7, 784.8, 786.3x, 958.2, 997.02, 998.11 Procedure codes: 99.04, 44.43

ICD-9-CM = International Classification of Diseases, Ninth Revision, Clinical Modification.