G0400 is a valid 2023 HCPCS Code that could be used to indicate Home sleep test (hst) with type iv portable monitor, unattended; minimum of 3 channels for reimbursement purposes.
G0400 belongs to Diagnostic Laboratory Type of Service and has been in effect since Mar 13, 2008.
Short description for G0400 HCPCS code:
Home sleep test/type 4 porta