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T33.011D vs T33.019D

T33.011D (Superficial frostbite of right ear, subsequent encounter) compared with T33.019D (Superficial frostbite of unspecified ear, subsequent encounter), from the official CMS tabular data. T33.011D and T33.019D code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

T33.011D
Right
Superficial frostbite of right ear, subsequent encounter
T33.019D
Unspecified
Superficial frostbite of unspecified ear, subsequent 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. T33.011D and T33.019D 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

T33.011DSuperficial frostbite of right ear, subsequent encounterT33.019DSuperficial frostbite of unspecified ear, subsequent encounter
Billing statusBillableBillable
ClassificationS00-T88 — Injury, poisoning and certain other consequences of external causesS00-T88 — Injury, poisoning and certain other consequences of external causes
DefinitionSuperficial frostbite of right ear, subsequent encounter is a billable ICD-10-CM diagnosis code (T33.011D).Superficial frostbite of unspecified ear, subsequent encounter is a billable ICD-10-CM diagnosis code (T33.019D).
7th characterThe appropriate 7th character is to be added to each code from category T33The appropriate 7th character is to be added to each code from category T33
Includes
frostbite with partial thickness skin loss
frostbite with partial thickness skin loss

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