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ICD-10-CM 2027

ICD-10 code for ischium fracture

M84.454

Pathological fracture, pelvis

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Fracture, pathological (pathologic) › ischium”. Page updated September 29, 2026.

About coding ischium fracture

The ICD-10-CM code for ischium fracture is M84.454 (Pathological fracture, pelvis).

Within M84.45 (pathological fracture, femur and pelvis), M84.454 is specifically for pathological fracture, pelvis. Related codes cover right femur (M84.451), left femur (M84.452), unspecified femur (M84.453) and hip, unspecified (M84.459).

Codes in this range require a 7th character: A for initial encounter for fracture, D for subsequent encounter for fracture with routine healing, G for subsequent encounter for fracture with delayed healing, K for subsequent encounter for fracture with nonunion, P for subsequent encounter for fracture with malunion and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Common questions about ischium fracture ICD-10 codes

What is the ICD-10 code for ischium fracture?

M84.454 — Pathological fracture, pelvis (a header code; report a more specific subcode).

Is M84.454 billable?

No. M84.454 is a header code. Report one of its more specific subcodes instead.