Have questions about using the new G codes on your HHA claims? Updated billing resources from RHHI Cahaba GBA may help you find the answer. Background: G codes delineating assistant visits and certain types of nursing services became required Jan. 1 (for more details, see Eli's HCW, Vol. XIX, No. 44-45, p. 346). Consult Cahaba's Frequently Asked Questions for Home Health Billing at www.cahabagba.com/rhhi/faqs/hh_billing.htm, Home Health Medicare Billing Codes Sheet at www.cahabagba.com/rhhi/education/materials/quick_homehealth_billing.pdf, and the "Claim Page 02--Entering A RAP Or Claim" FISS guide at www.cahabagba.com/rhhi/claims/home_health/hh_fiss_02.htm.