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S82.146N

✓ Billable

Nondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

Injury, poisoning and certain other consequences of external causes (S00-T88)

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❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

S82
  • • traumatic amputation of lower leg (S88.-)

⚠️ Excludes2

inherited

Rules inherited from parent codes.

S82.1
  • • fracture of shaft of tibia (S82.2-)
  • • physeal fracture of upper end of tibia (S89.0-)
S82
  • • fracture of foot, except ankle (S92.-)
  • • periprosthetic fracture around internal prosthetic ankle joint (M97.2)
  • • periprosthetic fracture around internal prosthetic implant of knee joint (M97.1-)

Clinical Description

ICD-10-CM code S82.146N represents nondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for open fracture type iiia, iiib, or iiic with nonunion. This code falls under the Injury, poisoning and certain other consequences of external causes (S00-T88) 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 S82.146N has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code S82.146N?

ICD-10-CM code S82.146N is "Nondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion". It belongs to the category: Injury, poisoning and certain other consequences of external causes (S00-T88).

Is S82.146N a billable ICD-10 code?

Yes, S82.146N is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What codes are excluded with S82.146N?

S82.146N has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Can S82.146N be coded with other codes?

S82.146N has 5 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.

Related Codes in S82.146

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

S82.146ANondisplaced bicondylar fracture of unspecified tibia, initial encounter for closed fractureS82.146BNondisplaced bicondylar fracture of unspecified tibia, initial encounter for open fracture type I or IIS82.146CNondisplaced bicondylar fracture of unspecified tibia, initial encounter for open fracture type IIIA, IIIB, or IIICS82.146DNondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for closed fracture with routine healingS82.146ENondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for open fracture type I or II with routine healingS82.146FNondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingS82.146GNondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for closed fracture with delayed healingS82.146HNondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for open fracture type I or II with delayed healingS82.146JNondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingS82.146KNondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for closed fracture with nonunionS82.146MNondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for open fracture type I or II with nonunionS82.146PNondisplaced bicondylar fracture of unspecified tibia, subsequent encounter for closed fracture with malunion

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Code Information

CodeS82.146N
BillableYes
ParentS82.146
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes11 rule(s)
Excludes25 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)