83880 Inpatient Medical and Surgical Care in a General Hospital Natriuretic peptide (heart and blood vessel protein) level Natriuretic peptide (heart and blood vessel protein) level
83883 Inpatient Medical and Surgical Care in a General Hospital Nephelometry, test method using light Nephelometry, test method using light
83970 Inpatient Medical and Surgical Care in a General Hospital Parathormone (parathyroid hormone) level Parathormone (parathyroid hormone) level
83993 Labs, X-Rays and Other Tests Stool calprotectin (protein) level Stool calprotectin (protein) level
84075 Labs, X-Rays and Other Tests Phosphatase (enzyme) level, alkaline Phosphatase (enzyme) level, alkaline