F Modifiers

F1

Left hand, second digit

F2

Left hand, third digit

F3

Left hand, fourth digit

F4

Left hand, fifth digit

F5

Right hand, thumb

F6

Right hand, second digit

F7

Right hand, third digit

F8

Right hand, fourth digit

F9

Right hand, fifth digit

FA

Left hand, thumb

FB

Item provided without cost to provider, supplier or practitioner, or full credit received for replaced device (examples, but not limited to, covered under warranty, replaced due to defect, free samples)

FC

Partial credit received for replaced device

FP

Service provided as part of family planning program

FX

X-ray taken using film