Table 2.
Chronic conditions and their associated ICD-9 diagnosis and procedure codesa
| Category | Code Type | ICD-9 codes |
| Diabetes | ICD-9 diagnosis | 250–250.93, 357.2, 362.0–362.02, 366.41 |
| Coronary Artery Disease | ICD-9 diagnosis | 402–402.91, 410–414.9, 428–428.9, 429.0–429.2, 429.7–429.79, 440.0–440.9, 443.0–443.9, 444.0–444.9 |
| Cerebrovascular Disease | ICD-9 diagnosis | 433–437.19, 437.4–437.49, 437.6–437.69, 437.9–438.9 |
a International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM), Sixth Edition, U.S. Department of Health and Human Services. Centers for Disease Control and Prevention, National Center for Health Statistics. Hyattsville, MD