"Block 20: Outside Lab? $ Charges:
Enter charge amount in the field to the left of the vertical line. Enter 00 for cents line if the amount is a whole number. Negative dollar amounts are not allowed. Leave the right-hand field blank."
When filling out Block 20 of a CMS-1500 form for outside lab charges, what should be done for the cents line if the amount is a whole number?
a) Leave it blank
b) Enter "00"
c) Enter "01"
d) Enter the actual cents amount