AMS Laboratory Offers Comprehensive Metabolic Panels. A Comprehensive Metabolic Panel or CMP is a group of blood tests designed to provide your physician with a comprehensive view of your metabolism and chemical balance. Information from the CMP provides the following valuable medical information and tests for: Kidney function Liver function Protein levels Electrolyte levels—chloride levels, potassium and sodium. Abnormal levels may indicate the on-set or presence of diabetes, kidney issues or other health-related issues. Your physician can use this data to diagnose and treat any health-related conditions.