M84.3 Stress fracture

Non-billable header with 9 child codes.

Applicable to

• Fatigue fracture
• March fracture
• Stress fracture NOS
• Stress reaction

Excludes1 (never code together)

• pathological fracture NOS (M84.4.-)
• pathological fracture due to osteoporosis (M80.-)
• traumatic fracture (S12.-, S22.-, S32.-, S42.-, S52.-, S62.-, S72.-, S82.-, S92.-)

Excludes2 (not included here)

• personal history of (healed) stress (fatigue) fracture (Z87.312)
• stress fracture of vertebra (M48.4-)

Use additional code

• external cause code(s) to identify the cause of the stress fracture

7th character note

• The appropriate 7th character is to be added to each code from subcategory M84.3:

7th character required

• 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

Applies from M84 Disorder of continuity of bone

Excludes2 (not included here)

• traumatic fracture of bone-see fracture, by site

Codes under M84.3

• M84.30 Stress fracture, unspecified site
• M84.31 Stress fracture, shoulder
• M84.32 Stress fracture, humerus
• M84.33 Stress fracture, ulna and radius
• M84.34 Stress fracture, hand and fingers
• M84.35 Stress fracture, pelvis and femur
• M84.36 Stress fracture, tibia and fibula
• M84.37 Stress fracture, ankle, foot and toes
• M84.38 Stress fracture, other site

Code annotations containing back-references to M84.3

Back-references to M84.3

• Type 1 Excludes: M84.4 Pathological fracture, not elsewhere classified ("stress fracture (M84.3-)")

Nearby codes

• M84 Disorder of continuity of bone
• M84.3 Stress fracture (this code)
• M84.30 Stress fracture, unspecified site
• M84.30XA Stress fracture, unspecified site, initial encounter for fracture
• M84.30XD Stress fracture, unspecified site, subsequent encounter for fracture with routine healing
• M84.30XG Stress fracture, unspecified site, subsequent encounter for fracture with delayed healing
• M84.30XK Stress fracture, unspecified site, subsequent encounter for fracture with nonunion