M84.432K
✓ Billable
Pathological fracture, left ulna, subsequent encounter for fracture with nonunion
ICD-10-CM · FY2026 · Diseases of the Musculoskeletal System and Connective Tissue
Code
M84.432K
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Musculoskeletal System and Connective Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code M84.432K?
ICD-10-CM code M84.432K represents Pathological fracture, left ulna, subsequent encounter for fracture with nonunion. It is a billable diagnosis code in the Diseases of the Musculoskeletal System and Connective Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is M84.432K billable?
Yes. M84.432K is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is M84.432K in?
M84.432K belongs to the Diseases of the Musculoskeletal System and Connective Tissue chapter (M00–M99) of ICD-10-CM.
Related codes in the M84 category
M84
Disorder of continuity of bone
Non-billable
M84.3
Stress fracture
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M84.30
Stress fracture, unspecified site
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M84.31
Stress fracture, shoulder
Non-billable
M84.32
Stress fracture, humerus
Non-billable
M84.311
Stress fracture, right shoulder
Non-billable
M84.312
Stress fracture, left shoulder
Non-billable
M84.319
Stress fracture, unspecified shoulder
Non-billable
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