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S45.192A vs S45.199A

S45.192A (Other specified injury of brachial artery, left side, initial encounter) compared with S45.199A (Other specified injury of brachial artery, unspecified side, initial encounter), from the official CMS tabular data. S45.192A and S45.199A code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

S45.192A
Left
Other specified injury of brachial artery, left side, initial encounter
S45.199A
Unspecified
Other specified injury of brachial artery, unspecified side, initial encounter

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. S45.192A and S45.199A 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

S45.192AOther specified injury of brachial artery, left side, initial encounterS45.199AOther specified injury of brachial artery, unspecified side, initial encounter
Billing statusBillableBillable
ClassificationS00-T88 — Injury, poisoning and certain other consequences of external causesS00-T88 — Injury, poisoning and certain other consequences of external causes
DefinitionOther specified injury of brachial artery, left side, initial encounter is a billable ICD-10-CM diagnosis code (S45.192A).Other specified injury of brachial artery, unspecified side, initial encounter is a billable ICD-10-CM diagnosis code (S45.199A).
7th characterThe appropriate 7th character is to be added to each code from category S45The appropriate 7th character is to be added to each code from category S45
Includes
injuries of axilla
injuries of scapular region
injuries of axilla
injuries of scapular region

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