| P74.0 | Late metabolic acidosis of newborn | BILLABLE CODE |
| P74.1 | Dehydration of newborn | BILLABLE CODE |
| P74.2 | Disturbances of sodium balance of newborn | NON-BILLABLE CODE |
| P74.21 | Hypernatremia of newborn | BILLABLE CODE |
| P74.22 | Hyponatremia of newborn | BILLABLE CODE |
| P74.3 | Disturbances of potassium balance of newborn | NON-BILLABLE CODE |
| P74.31 | Hyperkalemia of newborn | BILLABLE CODE |
| P74.32 | Hypokalemia of newborn | BILLABLE CODE |
| P74.4 | Other transitory electrolyte disturbances of newborn | NON-BILLABLE CODE |
| P74.41 | Alkalosis of newborn | BILLABLE CODE |
| P74.42 | Disturbances of chlorine balance of newborn | NON-BILLABLE CODE |
| P74.421 | Hyperchloremia of newborn | BILLABLE CODE |
| P74.422 | Hypochloremia of newborn | BILLABLE CODE |
| P74.49 | Other transitory electrolyte disturbance of newborn | BILLABLE CODE |
| P74.5 | Transitory tyrosinemia of newborn | BILLABLE CODE |
| P74.6 | Transitory hyperammonemia of newborn | BILLABLE CODE |
| P74.8 | Other transitory metabolic disturbances of newborn | BILLABLE CODE |
| P74.9 | Transitory metabolic disturbance of newborn, unspecified | BILLABLE CODE |
