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S65.191A vs S65.199A

S65.191A (Other specified injury of radial artery at wrist and hand level of right arm, initial encounter) compared with S65.199A (Other specified injury of radial artery at wrist and hand level of unspecified arm, initial encounter), from the official CMS tabular data. S65.191A and S65.199A code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

S65.191A
Right
Other specified injury of radial artery at wrist and hand level of right arm, initial encounter
S65.199A
Unspecified
Other specified injury of radial artery at wrist and hand level of unspecified arm, 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. S65.191A and S65.199A 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

S65.191AOther specified injury of radial artery at wrist and hand level of right arm, initial encounterS65.199AOther specified injury of radial artery at wrist and hand level of unspecified arm, 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 radial artery at wrist and hand level of right arm, initial encounter is a billable ICD-10-CM diagnosis code (S65.191A).Other specified injury of radial artery at wrist and hand level of unspecified arm, initial encounter is a billable ICD-10-CM diagnosis code (S65.199A).
7th characterThe appropriate 7th character is to be added to each code from category S65The appropriate 7th character is to be added to each code from category S65

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