B4100 Insurance Policy Changes

HCPCS B4100 is officially defined as "Food thickener, administered orally, per ounce." HCPCS B4100 is referenced in 3 tracked payer policy changes from Nebraska Medicaid and Arkansas Medicaid. For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for HCPCS B4100 is critical to clean claim submission. Each entry below links to the full policy analysis with effective dates and action steps.