ICD-9 Code 943.59 - Deep necrosis of underlying tissues [deep third degree] with loss of a body part, of multiple sites of upper limb, except wrist and hand

ICD-9-CM Diagnosis Code 943.59

Diagnosis Code: 943.59 (Raw: 94359)

Description: Deep necrosis of underlying tissues [deep third degree] with loss of a body part, of multiple sites of upper limb, except wrist and hand

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 943.59 is designated for Deep necrosis of underlying tissues [deep third degree] with loss of a body part, of multiple sites of upper limb, except wrist and hand. While superseded by ICD-10 for current healthcare encounters, it remains a recognized reference code for CMS Section 111 reporting, legacy claims adjudication, and historical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.