LCD L36861: Polysomnography and Other Sleep Studies — Noridian
Neurology
Government source· CMS / MACverify ↗HCPCS Level II code
G0400 — Home sleep test (hst) with type iv portable monitor, unattended; minimum of 3 channels
HCPCS Level IIVerified Sep 5, 2026
Medicare payment
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No national Medicare fee schedule we hold prices G0400 — the Physician Fee Schedule lists it with status indicator C (2026 file). CMS fee schedules ↗
Code definition
Code
G0400
Code system
HCPCS Level II
Full description
Home sleep test (hst) with type iv portable monitor, unattended; minimum of 3 channels
Policy activity for HCPCS G0400
CLV Intelligence is tracking 4 policy changes that cite HCPCS G0400 most recently on 2026-06-05, drawn from 4 LCD/NCD coverage updates. The changes span Neurology.
- LCD/NCD coverage updates
- 4
Counts reflect the source documents CLV has matched to HCPCS G0400 to date; each links to the government publication that is authoritative. Monitored daily from CMS, the Federal Register, and Medicare Administrative Contractor publications.
Recent policy changes matched to G0400
Matched to this code by CLV analysis of each policy. The linked source document is authoritative.
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Full history of CMS and MAC policy changes matched to this code.
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