HCPCS ‘P’ Modifiers

ModifierDescription

P1A normal healthy patient
P2A patient with mild systemic disease

P3A patient with severe systemic disease
P4A patient with severe systemic disease that is a constant threat to life
P5A moribund patient who is not expected to survive without the operation

P6A declared brain-dead patient whose organs are being removed for donor purposes
PASurgical or other invasive procedure on wrong body part
PBSurgical or other invasive procedure on wrong patient

PCWrong surgery or other invasive procedure on patient
PDDiagnostic or related non diagnostic item or service provided in a wholly owned or operated entity to a patient who is admitted as an inpatient within 3 days
PIPositron emission tomography (pet) or pet/computed tomography (ct) to inform the initial treatment strategy of tumors that are biopsy proven or strongly suspected of being cancerous based on other diagnostic testing

PLProgressive addition lenses
PMPost mortem
PNNon-excepted service provided at an off-campus, outpatient, provider-based department of a hospital

POExcepted service provided at an off-campus, outpatient, provider-based department of a hospital
PSPositron emission tomography (pet) or pet/computed tomography (ct) to inform the subsequent treatment strategy of cancerous tumors when the beneficiary’s treating physician determines that the pet study is needed to inform subsequent anti-tumor strategy
PTColorectal cancer screening test; converted to diagnostic test or other procedure

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