Table 1.

International Classification of Diseases, 9th Revision Codes of Diabetes, Cardiovascular Disease, and Depression

Diagnosed ConditionPrimary Care Visit/Problem ListICD-9 Codes
DiabetesDiabetes mellitus250.xx
Polyneuropathy in diabetes357.2
Diabetic retinopathy362.0
Background diabetic retinopathy362.01
Proliferative diabetic retinopathy362.02
Nonproliferative diabetic retinopathy NOS362.03
Mild nonproliferative diabetic retinopathy362.04
Moderate nonproliferative diabetic retinopathy362.05
Severe nonproliferative diabetic retinopathy362.06
Diabetic macular edema362.07
Cardiovascular DiseaseMyocardial infarction410.x, 412.x
Congestive heart failure428.x
Peripheral vascular disease443.9, 441.x, 785.4, V43.4
Cerebrovascular disease430.x to 438.x
DepressionMajor depressive affective disorder, single episode296.2x
Major depressive affective disorder, recurrent episode296.3x
Atypical depressive disorder296.82
Depressive type psychosis298.0
Dysthymic disorder300.4
Chronic depressive personality disorder301.12
Adjustment disorder with depressed mood309.0
Prolonged depressive reaction309.1
Adjustment disorder with mixed anxiety and depressed mood309.28
Depressive disorder, not elsewhere classified311
  • ICD-9, International Classification of Diseases, 9th Revision; NOS, not otherwise specified.