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ICD-9-CM diagnosis code (retired)

944.01 — Burn of unspecified degree of single digit (finger (nail) other than thumb

ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-CM equivalents from the CMS General Equivalence Mappings.

About ICD-9-CM 944.01

944.01 is an ICD-9-CM diagnosis code for burn of unspecified degree of single digit (finger (nail) other than thumb. 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 T23.029A (Burn of unspecified degree of unspecified single finger (nail) except thumb, initial encounter) and T23.429A (Corrosion of unspecified degree of unspecified single finger (nail) except thumb, initial encounter). All of these are approximate matches, so review the record to pick the right one.

ICD-10-CM equivalents

Common questions about 944.01

What is the ICD-10 code for ICD-9 944.01?

The GEMs map 944.01 to ICD-10-CM T23.029A and T23.429A.

GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.