ICD-9 Diagnoses Codes
ICD-10 Diagnoses Codes
3-5 digits
3-7 digits
First Digit is alpha (E or V) or numeric
First digit alpha
Digits 2-5 are numeric
Digits 3-7 are alpha or numeric
Total of nearly 13,000 codes
More than 68,000 codes
ICD-9 Procedure Codes
ICD-10 Procedure Codes
3-4 digits
7 digits
All digits numeric
Each digit is either alpha or numeric
Total of nearly 3,000 codes
More than 87,000 codes
Based on outdated methodologies
Uses current medical terminology & devices
Generic body part codes
Specific body part codes





