M84.4
Pathological fracture, not elsewhere classified
- Release
- FY 2027
- Effective
Hierarchy
Where M84.4 sits in the official hierarchy. Each level is the code it is classified under.
- M84 Parent Disorder of continuity of bone
- M84.4 This code Pathological fracture, not elsewhere classified
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Inclusion Terms
Chronic fracture
Inclusion Terms
Pathological fracture NOS
Excludes1
collapsed vertebra NEC ( M48.5 )
Excludes1
pathological fracture in neoplastic disease ( M84.5- )
Excludes1
pathological fracture in osteoporosis ( M80 .-)
Excludes1
pathological fracture in other disease ( M84.6- )
Excludes1
stress fracture ( M84.3- )
Excludes2
traumatic fracture of bone-see fracture, by site
Inherited from M84 — Disorder of continuity of bone
Excludes2
personal history of (healed) pathological fracture ( Z87.311 )
7th Character
The appropriate 7th character is to be added to each code from subcategory M84.4:
7th Character
A - initial encounter for fracture
7th Character
D - subsequent encounter for fracture with routine healing
7th Character
G - subsequent encounter for fracture with delayed healing
7th Character
K - subsequent encounter for fracture with nonunion
7th Character
P - subsequent encounter for fracture with malunion
7th Character
S - sequela
More Specific Codes
9 codes under M84.4
- M84.40 Pathological fracture, unspecified site Has subcodes
- M84.41 Pathological fracture, shoulder Has subcodes
- M84.42 Pathological fracture, humerus Has subcodes
- M84.43 Pathological fracture, ulna and radius Has subcodes
- M84.44 Pathological fracture, hand and fingers Has subcodes
- M84.45 Pathological fracture, femur and pelvis Has subcodes
- M84.46 Pathological fracture, tibia and fibula Has subcodes
- M84.47 Pathological fracture, ankle, foot and toes Has subcodes
- M84.48 Pathological fracture, other site Has subcodes
Version History
How M84.4 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentPathological fracture, not elsewhere classified
-
FY 2026 Effective
UnchangedPathological fracture, not elsewhere classified
Related Codes
Other codes under M84
Codes whose official notes reference M84.4
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
MedCodeSearch is an independent reference service and is not affiliated with CMS, CDC, or the U.S. government.
Look up another code
Search ICD-10-CM, ICD-10-PCS and HCPCS Level II by code or description.