Primary Care Coding Alert

Clip and post your minute-to-minute guide on physical therapy increments The "Eight-Minute Rule's" mathematics won't delay your physical therapy claim submissions if you refer to this easy chart.

You should report one unit for constant-attendance modalities (97032, 97035) or direct one-on-one therapeutic procedures (97110, 97124), when a physical therapy session lasts this long:

Time in minutes                                          Billable units
< 8                                                                   none
8-22                                                                  1 
23-37                                                                2
38-52                                                                3 
53-67                                                                4
68-82                                                                5
83-97                                                                6
98-112                                                              7
113-127                                                           8