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M84.4 - Pathological fracture, not elsewhere classified


The ICD 10 Code for Pathological fracture, not elsewhere classified is listed as M84.4.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: M84.4
Description: Pathological fracture, not elsewhere classified
  • Chronic fracture
  • Pathological fracture NOS
  • Excludes1: collapsed vertebra NEC (M48.5)
  • pathological fracture in neoplastic disease (M84.5-)
  • pathological fracture in osteoporosis (M80.-)
  • pathological fracture in other disease (M84.6-)
  • stress fracture (M84.3-)
  • traumatic fracture (S12.-, S22.-, S32.-, S42.-, S52.-, S62.-, S72.-, S82.-, S92.-)
  • Excludes2: personal history of (healed) pathological fracture (Z87.311)
  • The appropriate 7th character is to be added to each code from subcategory M84.4:
  • A - initial encounter for fracture
  • D - subsequent encounter for fracture with routine healing
  • G - subsequent encounter for fracture with delayed healing
  • K - subsequent encounter for fracture with nonunion
  • P - subsequent encounter for fracture with malunion
  • S - sequela
Chapter Diseases of the musculoskeletal system and connective tissue (M00-M99)
Block Disorders of bone density and structure (M80-M85)
Parent M84 - Disorder of continuity of bone
ICD-10-CM Children (deeper level / typically more specific) of M84.4:
M84.40 - Pathological fracture, unspecified site
M84.41 - Pathological fracture, shoulder
M84.42 - Pathological fracture, humerus
M84.43 - Pathological fracture, ulna and radius
M84.44 - Pathological fracture, hand and fingers
M84.45 - Pathological fracture, femur and pelvis
M84.46 - Pathological fracture, tibia and fibula
M84.47 - Pathological fracture, ankle, foot and toes
M84.48 - Pathological fracture, other site
ICD-10-CM Siblings (same level / similar specificity) of M84.4:
M84.3 - Stress fracture
M84.5 - Pathological fracture in neoplastic disease
M84.6 - Pathological fracture in other disease
M84.8 - Other disorders of continuity of bone
M84.9 - Disorder of continuity of bone, unspecified