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M84.434S

✓ Billable

Pathological fracture, left radius, sequela

Diseases of the musculoskeletal system and connective tissue (M00-M99)

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❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

M84.4
  • • 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

inherited

Rules inherited from parent codes.

M84.4
  • • personal history of (healed) pathological fracture (Z87.311)
M84
  • • traumatic fracture of bone-see fracture, by site

Clinical Description

ICD-10-CM code M84.434S represents pathological fracture, left radius, sequela. This code falls under the Diseases of the musculoskeletal system and connective tissue (M00-M99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.

This is a 8-character code at the 7th level of specificity. This is the most specific code available in this subcategory. Coders should note that M84.434S has 6 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code M84.434S?

ICD-10-CM code M84.434S is "Pathological fracture, left radius, sequela". It belongs to the category: Diseases of the musculoskeletal system and connective tissue (M00-M99).

Is M84.434S a billable ICD-10 code?

Yes, M84.434S is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What codes are excluded with M84.434S?

M84.434S has 6 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Can M84.434S be coded with other codes?

M84.434S has 2 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.

Related Codes in M84.434

Other codes in the same category that may be relevant for differential coding:

M84.434APathological fracture, left radius, initial encounter for fractureM84.434DPathological fracture, left radius, subsequent encounter for fracture with routine healingM84.434GPathological fracture, left radius, subsequent encounter for fracture with delayed healingM84.434KPathological fracture, left radius, subsequent encounter for fracture with nonunionM84.434PPathological fracture, left radius, subsequent encounter for fracture with malunion

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Code Information

CodeM84.434S
BillableYes
ParentM84.434
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes16 rule(s)
Excludes22 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)