# ASP — Medicare Part B drug Average Sales Price

`drug_silver.fact_drug_asp_quarterly#drug_asp` · Drugs and formularies · status live · 18,027 rows

Medicare Part B quarterly ASP/payment-limit benchmark by HCPCS billing unit. This is the denominator for J-code drug markup analysis against commercial infusion rates.

**Grain.** One row per (HCPCS code, effective quarter).

Query it: `query_substrate` with `SELECT ... FROM drug_silver.fact_drug_asp_quarterly#drug_asp WHERE ... LIMIT 100`; read `describe_data_source("drug_silver.fact_drug_asp_quarterly#drug_asp")` first.