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G- G. G1 G2 G3 G4 G5 G6 G7 G8 G9 Ga Gb Gc Gd Ge Gf Gg Gh Gi Gj Gk Gl Gm Gn Go Gp Gq Gr Gt Gu Gv Gw Gy Gz

GY

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating item or service was statutorily excluded or does not meet the definition of any Medicare benefit.

Gynecology

Diagnosis, treatment (surgical and nonsurgical), and study of diseases of the female reproductive organs including the breasts. Usually it is studied and practiced with obstetrics.