HCPCS ‘F’ Modifiers

ModifierDescription

F1Left hand, second digit
F2Left hand, third digit

F3Left hand, fourth digit
F4Left hand, fifth digit
F5Right hand, thumb

F6Right hand, second digit
F7Right hand, third digit
F8Right hand, fourth digit

F9Right hand, fifth digit
FALeft hand, thumb
FBItem 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)

FCPartial credit received for replaced device
FPService provided as part of family planning program
FQThe service was furnished using audio-only communication technology

FRThe supervising practitioner was present through two-way, audio/video communication technology
FSSplit (or shared) evaluation and management visit
FTUnrelated evaluation and management (e/m) visit on the same day as another e/m visit or during a global procedure (preoperative, postoperative period, or on the same day as the procedure, as applicable). (report when an e/m visit is furnished within the global period but is unrelated, or when one or more additional e/m visits furnished on the same day are unrelated)

FXX-ray taken using film
FYX-ray taken using computed radiography technology/cassette-based imaging

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