948.99 — Burn [any degree] involving 90 percent or more of body surface with third degree burn, 90% or more of body surface

948.99 is an ICD-9-CM diagnosis code for burn [any degree] involving 90 percent or more of body surface with third degree burn, 90% or more of body surface. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-CM took over.

The CMS General Equivalence Mappings translate it to 2 ICD-10-CM codes, such as T31.99 (Burns involving 90% or more of body surface with 90% or more third degree burns) and T32.99 (Corrosions involving 90% or more of body surface with 90% or more third degree corrosion). All of these are approximate matches, so review the record to pick the right one.