Hospital Report Cards TM Maternity Care and Women's Health Methodology 2005 9
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May not be reprinted or reproduced without permission from Health Grades, Inc.
Patient Definitions
ICD-9-CM Procedure/Diagnosis Codes and Criteria
Newborn Mortality
150 to 499 grams
Diagnoses: 764.01 through 765.11 (where the fifth digit is 1), excluding
patients with diagnosis codes 764.00, 764.10, 764.20, 764.90, 765.00, 765.10;
excluding patients with procedure codes like 37.5*
500 to 999 grams
Diagnoses: 764.02 through 765.13 (where the fifth digit is 2 or 3), excluding
patients with diagnosis codes 764.00, 764.10, 764.20, 764.90, 765.00, 765.10;
excluding patients with procedure codes like 37.5*
1000 to 1499 grams
Diagnoses: 764.04 through 765.15 (where the fifth digit is 4 or 5), excluding
patients with diagnosis codes 764.00, 764.10, 764.20, 764.90, 765.00, 765.10;
excluding patients with procedure codes like 37.5*
1500 to 1999 grams
Diagnoses: 764.06 through 765.17 (where the fifth digit is 6 or 7), excluding
patients with diagnosis codes 764.00, 764.10, 764.20, 764.90, 765.00, 765.10;
excluding patients with procedure codes like 37.5*
2000 to 2499 grams
Diagnoses: 764.08 through 765.18 (where the fifth digit is 8), excluding
patients with diagnosis codes 764.00, 764.10, 764.20, 764.90, 765.00, 765.10;
excluding patients with procedure codes like 37.5*
2500 plus grams or normal newborns
Diagnoses: 764.09 through 765.19 (where the fifth digit is 9), V30.00, V30.01,
excluding patients with diagnosis codes 764.00, 764.10, 764.20, 764.90,
765.00, 765.10; excluding patients with procedure codes like 37.5*
Women's Cardiac and Stroke Mortality
Coronary Bypass Surgery
Procedure Codes: 36.10 through 36.16 or 36.19, excluding patients with
procedure codes like 35.2*, like 35.1*, like 37.5*, or 38.12; excluding patients
with diagnosis code 414.06 or 414.07
Valve Replacement Surgery
Procedure Codes: 35.20 through 35.28, excluding patients with procedure
codes like 35.1*, like 37.5*, 35.33, 38.12; excluding patients with diagnosis
codes 441.2, 414.06, 414.07
Interventional Cardiology Procedures
Procedure Codes: 36.01, 36.02, 36.05, 36.06, 36.07, 36.09, excluding patients
with procedure codes like 37.5*; excluding patients with diagnosis codes
414.06, 414.07
Acute Myocardial Infarction
Principal Diagnoses: 410.00 through 410.91 (where fifth digit is one), excluding
patients with procedure codes like 37.5*; excluding patients with diagnosis
codes 414.06, 414.07
Heart Failure
Principal Diagnoses: 428.0 through 428.9, 398.91, 402.01, 402.11, 402.91,
404.01, 404.03, 404.11, 404.13, 404.91, 404.93, excluding patients with
procedure codes like 37.5*; excluding patients with diagnosis codes 414.06,
414.07
Stroke
Principal Diagnoses: 430, 431, 432.0, 432.1, 432.9, 433.01, 433.11, 433.21,
433.31, 433.81, 433.91, 434.01, 434.11, 434.91, 436, excluding patients with
procedure codes like 37.5*
