| Test |
CPT Code |
Rule |
Description |
|
94010 |
Expiratory spirometry only |
Spirometry, including graphic record, total and timed vital capacity, expiratory flow rate measurement(s), and/or maximal voluntary ventilation |
FVC |
94060 |
Pre and post spirometry, also charge for bronchodilator (see below) |
Bronchospasm evaluation: spirometry as 94010, before and after bronchodilator (aerosol or parenteral) or exercise |
|
94375 |
When flow volume loop is performed and printed (use with 94010 and 94060) |
Respiratory flow volume loop |
SVC |
94150 |
Slow Vital Capacity (can be used w/ other codes if other tests are given) |
Vital capacity, total (separate procedure) |
MVV |
94200 |
MVV when given alone w/o a standard spirometry (if given w/ a standard spirometry, it is included in 94010) |
Maximum breathing capacity, maximal voluntary ventilation |
FRC |
94240 |
Lung Volumes |
Functional residual capacity or residual volume: helium method, nitrogen open circuit method, or other method |
DLCO |
94720 |
Diffusion Study (DLCO) |
Carbon monoxide diffusing capacity, any method |
|
94070 |
Multiple challenge tests, also charge 94010 for the initial "base" spirometry stage |
Prolonged post-exposure evaluation of bronchospasm w/ multiple spirometric determinations after test dose of bronchodilator (aerosol only) or antigen, w/ spirometry as in 94010 |
HET |
94350 |
Helium Equilibration Time |
Determination of maldistribution of inspired gas, multiple breath nitrogen washout curve including alveolar nitrogen or helium equilibration time |
SBN2 |
94370 |
|
Determination of airway closing volume, single breath test |
RMS |
95831 |
Lung Mechanics |
Muscle testing, manual (separate procedure) with report |
Challenge |
95070 |
Administration of challenge agent |
Inhalation bronchial challenge testing (not including necessary pulmonary function tests); w/ histamine, methacholine, or similar compounds |
|
94664 |
Administration of bronchodilator |
Aerosol or vapor inhalations for sputum mobilization, bronchodilation, or sputum induction for diagnostic purposes; initial demonstration and/or evaluation |
Raw |
94360 |
Airways Resistance |
Airways resistance and specific conductance by plethysmography. |
VTG |
94260 |
Thoracic Gas Volume |
By plethysmography |
Plethsmography |
93720 |
Total body plethysmography |
Complete service (can not be billed if 94360 & 94260 used) |
The below are a sampling of amounts paid by Medicare. Please check with your local provider for up to date reimbursement fees.
Note: Reimbursement amounts are from the State of Ohio and are only used as an example.
