HCPCS code G0399 — Home sleep test/type 3 porta. Status: Active. Effective Mar 13, 2008. Source: CMS HCPCS Level II.

G0399

Active

Home sleep test/type 3 porta

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

Category: Procedures
Section: G-codes: Procedures / Professional Services
Effective: Mar 13, 2008
Code type: alphanumeric
OPPS Status: S — Significant procedure — not subject to multiple procedure reduction
OPPS APC: 5722

MUE — Medically Unlikely Edits

Maximum units of G0399 Medicare will pay for one beneficiary on one date of service. Claims exceeding the MUE are denied or returned for review.

Service Type Max Units / Day
Outpatient Hospital 1
Practitioner Services 1

Source: CMS Medicare NCCI Medically Unlikely Edits

NCCI Edits

The following codes cannot be billed together with G0399 without appropriate documentation.

Column 2 Code Modifier
G0248 Modifier cannot bypass edit
G0400 Modifier cannot bypass edit

Source: CMS National Correct Coding Initiative (NCCI)

NCCI Edits — Reverse Direction

G0399 cannot be billed together with the following column 1 codes without appropriate documentation.

Column 1 Code Modifier
G0398 Modifier cannot bypass edit

Source: CMS National Correct Coding Initiative (NCCI)