ICD-9 Code 945.50 - Deep necrosis of underlying tissues [deep third degree] with loss of a body part, of lower limb [leg], unspecified site

ICD-9-CM Diagnosis Code 945.50

Diagnosis Code: 945.50 (Raw: 94550)

Description: Deep necrosis of underlying tissues [deep third degree] with loss of a body part, of lower limb [leg], unspecified site

Classification: International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM)

Fiscal Year: 2026 Reference

CMS Section 111 Status: Valid for reporting.

Overview & Historical Usage

ICD-9-CM code 945.50 is designated for Deep necrosis of underlying tissues [deep third degree] with loss of a body part, of lower limb [leg], unspecified site. While superseded by ICD-10 for current healthcare encounters, it remains a recognized reference code for CMS Section 111 reporting, legacy claims adjudication, and historical clinical data analysis.