A4771 is a valid 2023 HCPCS Code that could be used to indicate Serum clotting time tube, for dialysis, per 50 for reimbursement purposes.
A4771 belongs to ESRD Supplies Type of Service and has been in effect since Jan 01, 2015.
Short description for A4771 HCPCS code:
Serum clotting time tube