ICD-10-CM > E00-E89 > E70-E88 > E74 > E74.4 E74.4 Disorders of pyruvate metabolism and gluconeogenesis Billable/Specific Copy Code Copy Description Applicable To Deficiency of phosphoenolpyruvate carboxykinaseDeficiency of pyruvate carboxylaseDeficiency of pyruvate dehydrogenase Type 1 Excludes disorders of pyruvate metabolism and gluconeogenesis with anemia (D55.-)Leigh's syndrome (G31.82)