Expedite Medicare, Medicaid or private insurance claims processing. Forms meet all Federal regulations. Formerly known as HCFA-1500 forms. UB04 Hospital Insurance Claim Forms. Form Size: 9 1/2 x 11; Forms Per Page: 1; Form Quantity: 1000; Sheet Size: 9 1/2 x 11.Package Includes: Includes 1,000 forms.