Actually it is -273.15 C, and the triple point of water is at a temperature of 273.16 K or 0.01 C. At standard atmospheric pressure water boils at 100 C and freezes at 0 C, which decides the size of the degree.
Anesthesia billing limitation. ï· An independent trained observer whose sole duty is to monitor the patientâs level of consciousness and physiological status must be present throughout the diagnostic or therapeutic service. The anesthesia note must identify this person and his credentials (e.g., RN, NPP, PA).
Documentation should provide proof of the observerâs presence and note that the observer monitored the patientâs cardiorespiratory functions during the moderate sedation. Codes 99148-99150 identify sedation provided by a physician who does not perform the primary procedure.