All PlansCoverageLow impact
Electrocardiographic Body Surface Mapping
Blue Cross & Blue Shield of Mississippi·Cardiology, Emergency Medicine, Internal Medicine +1 more·Medical Policy
We identified it
Jun 20, 2026
Summary
This policy confirms that Electrocardiographic Body Surface Mapping (ECG BSM) remains classified as investigational for all indications, meaning it is not covered by insurance. The policy was reviewed with no changes, maintaining the existing non-coverage status for this 80+ lead ECG technology.
Action Required
No immediate action required. Continue to treat ECG Body Surface Mapping as non-covered/investigational. If providers attempt to bill for BSM procedures, use CPT 93799 (unlisted cardiovascular procedure) and inform patients this service is considered investigational and not covered by insurance.