Here is the list of Modifiers in Anesthesia services.
P1 A normal health patient
** Informational only; does not impact payment
P2 A patient with mild systemic disease
** Informational only; does not impact payment
P3 A patient with severe systemic disease
** Informational only; does not impact payment
P4
A patient with severe systemic disease that is a constant threat to life
** Informational only; does not impact payment
P5
A moribund patient who is not expected to survive without the operation
** Informational only; does not impact payment
P6
A declared brain-dead patient whose organs are being removed for donor purposes
** Informational only; does not impact payment
PRIOR AUTHORIZATION OR THRESHOLD LIMITS
There is no prior authorization or threshold limits associated with anesthesia services