The Operation Monitoring is identified by number "1" and occupies the 3rd position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 4A1
Monitoring of Cardiac Sound, External Approach
Monitoring of Gastrointestinal Secretion, Endo
Monitoring of Cardiac Rhythm, Via Opening
Monitoring of CNS Electr Activity, Intraop, Via Opening
Monitoring of Central Nervous Electr Activity, Intraop, Endo
Monitoring of Arterial Flow, Coronary, Open Approach
Monitoring of Urinary Flow, Endo
Monitoring of Arterial Pulse, Coronary, Perc Approach
Monitoring of PNS Conductivity, Motor, Via Opening
Monitoring of Central Nervous Electr Activity, Via Opening
Monitoring of Arterial Pulse, Peripheral, External Approach
Monitoring of CNS Electr Activity, Intraop, Perc Approach
Monitoring of Respiratory Capacity, Via Opening
Monitoring of Products of Conception, Nervous Pressure, Endo
Monitoring of POC, Nervous Conductivity, Endo