A cardiac patient must take digoxin to treat his atrial fibr…
A cardiac patient must take digoxin to treat his atrial fibrillation (Afib). This condition has been controlled for several years but the patient now presents to his physician with new complaints of irregular heartbeats. The physician orders a total digoxin study to determine the total level of digoxin in order to measure the drug’s efficacy in treating his Afib. What CPT® code is reported?