CMS RBCS · Tests · Neurologic

Sleep Study codes

11 CPT®/HCPCS codes, ranked by est. all-Medicare services — scaled from national Medicare Part B fee-for-service volume. Open any code for the full market view — ranked physician groups, geography, and 12-year trend.

CY2024 · National scale is an all-Medicare estimate · est. — scaled estimate — assumes MA utilization mirrors FFS; not an observation; the observed fee-for-service figure is shown adjacent. Part B · national figures

HCPCS · Neurologic test G0399 Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation CMS descriptor · HCPCS
Medicare Part B claims

First observed 2013 — start of our 12-year window; the code predates it

National scale 137,592 services · est. ▼ 1.2% YoY · 61,974 FFS beneficiary-episodes (CY2024, all-Medicare estimate) — 68,427 observed fee-for-service services

See the national market for G0399 → ranked groups · states · 12-yr trend

HCPCS · Neurologic test G0400 Home sleep test (hst) with type iv portable monitor, unattended; minimum of 3 channels CMS descriptor · HCPCS
Medicare Part B claims

First observed 2013 — start of our 12-year window; the code predates it

National scale 54,707 services · est. · 26,043 FFS beneficiary-episodes (CY2024, all-Medicare estimate) — 27,286 observed fee-for-service services

See the national market for G0400 → ranked groups · states · 12-yr trend

HCPCS · Neurologic test G0398 Home sleep study test (hst) with type ii portable monitor, unattended; minimum of 7 channels: eeg, eog, emg, ecg/heart rate, airflow, respiratory effort and oxygen saturation CMS descriptor · HCPCS
Medicare Part B claims

First observed 2013 — start of our 12-year window; the code predates it

National scale 12,311 services · est. ▲ 21.4% YoY · 5,221 FFS beneficiary-episodes (CY2024, all-Medicare estimate) — 5,884 observed fee-for-service services

See the national market for G0398 → ranked groups · states · 12-yr trend

8 more CPT-coded procedures — shown with a trial or subscription, under AMA licensing.