ICD-10-CM Diagnosis Code M84.40XK
Diagnosis Code: M84.40XK (Raw: M8440XK)
Description: Pathological fracture, unspecified site, subsequent encounter for fracture with nonunion
Classification: International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM)
Fiscal Year: 2026
CMS Section 111 Status: Valid for reporting.
Overview & Clinical Details
ICD-10-CM code M84.40XK is designated for Pathological fracture, unspecified site, subsequent encounter for fracture with nonunion. In medical documentation and insurance billing, this code is utilized to specify medical diagnosis for patient records, reimbursement workflows, and compliance under CMS Section 111 mandatory insurer reporting guidelines.
