A 4-year-old, critically ill child is admitted to the PICU from the ED with respiratory failure due to an exacerbation of asthma not manageable in the ER. The PICU provider takes over the care of…

A 4-year-old, critically ill child is admitted to the PICU from the ED with respiratory failure due to an exacerbation of asthma not manageable in the ER. The PICU provider takes over the care of the patient and starts continuous bronchodilator therapy and pharmacologic support with cardiovascular monitoring and possible mechanical ventilation support. What is the E/M code for this encounter?