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R74.9 Abnormal serum enzyme level, unspecified
BackR74Abnormal serum enzyme levelsCategory3 →R74.0Nonspecific elevation of levels of transaminase and lactic acid dehydrogenase [LDH]Category2 →R74.01Elevation of levels of liver transaminase levelsCategoryR74.02Elevation of levels of lactic acid dehydrogenase [LDH]CategoryR74.8Abnormal levels of other serum enzymesCategoryR74.9Abnormal serum enzyme level, unspecifiedCategory
CategoryCODABLE
R74.9
Abnormal serum enzyme level, unspecified
- Chapter
- XVIII · Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
- Section
- R70-R79
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.