ICD-10-CM › M00-M99 › M80-M85 › M84.4 Pathological fracture, not... › M84.46

M84.46

Pathological fracture, tibia and fibula

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 5 more specific codes instead:

  • M84.461 Pathological fracture, right tibia (also a header)
  • M84.462 Pathological fracture, left tibia (also a header)
  • M84.463 Pathological fracture, right fibula (also a header)
  • M84.464 Pathological fracture, left fibula (also a header)
  • M84.469 Pathological fracture, unspecified tibia and fibula (also a header)

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2012 Added to the draft code set draft Pathological fracture, tibia and fibula

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from M84 Disorder of continuity of bone

Excludes2 - not included here

  • traumatic fracture of bone-see fracture, by site

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Codes in the same group

CodeDescriptionStatus
M84.40 Pathological fracture, unspecified site Not billable
M84.41 Pathological fracture, shoulder Not billable
M84.42 Pathological fracture, humerus Not billable
M84.43 Pathological fracture, ulna and radius Not billable
M84.44 Pathological fracture, hand and fingers Not billable
M84.45 Pathological fracture, femur and pelvis Not billable
M84.47 Pathological fracture, ankle, foot and toes Not billable
M84.48 Pathological fracture, other site Not billable