How Much Does Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg Cost on Medicare?

Based on the data, CPT J1561 shows a 1.1x variation in pricing across states — relatively consistent by Medicare standards.

Costs have increased 16.9% since 2014. Medicare's fee schedule attempts to standardize pricing, though some variation is expected due to geographic cost-of-living adjustments and practice expense differences.

This analysis is based on publicly available CMS data and does not account for patient complexity, comorbidities, or facility-specific factors that may justify pricing differences.