S42.414B vs S42.416B

S42.414B (Nondisplaced simple supracondylar fracture without intercondylar fracture of right humerus, initial encounter for open fracture) compared with S42.416B (Nondisplaced simple supracondylar fracture without intercondylar fracture of unspecified humerus, initial encounter for open fracture), from the official CMS tabular data. S42.414B and S42.416B code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S42.414B

Right

Nondisplaced simple supracondylar fracture without intercondylar fracture of right humerus, initial encounter for open fracture

↔

S42.416B

Unspecified

Nondisplaced simple supracondylar fracture without intercondylar fracture of unspecified humerus, initial encounter for open fracture

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. S42.414B and S42.416B name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

	S42.414BNondisplaced simple supracondylar fracture without intercondylar fracture of right humerus, initial encounter for open fracture	S42.416BNondisplaced simple supracondylar fracture without intercondylar fracture of unspecified humerus, initial encounter for open fracture
Billing status	Billable	Billable
Classification	S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)	S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
Definition	Nondisplaced simple supracondylar fracture without intercondylar fracture of right humerus, initial encounter for open fracture is a billable ICD-10-CM diagnosis code (S42.414B).	Nondisplaced simple supracondylar fracture without intercondylar fracture of unspecified humerus, initial encounter for open fracture is a billable ICD-10-CM diagnosis code (S42.416B).
7th character	The appropriate 7th character is to be added to all codes from category S42	The appropriate 7th character is to be added to all codes from category S42
Includes	injuries of axilla injuries of scapular region	injuries of axilla injuries of scapular region

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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources