National Average Drug Acquisition Cost (NADAC) Weekly Reference Data

Datathon 2026

Updated Oct 8, 2026

Updated ad hoc

About this dataset

National Average Drug Acquisition Cost (NADAC) weekly reference data for the calendar year. NADAC is a survey-based benchmark of retail community pharmacy invoice drug prices, published weekly by CMS.

Data and resources (5)

CSV
NADAC Weekly Reference Data - 12/27/2023
Modified Jul 24, 2026Table and Data API available
Download: NADAC Weekly Reference Data - 12/27/2023 Explore data: NADAC Weekly Reference Data - 12/27/2023
CSV
NADAC Weekly Reference Data - 12/25/2024
Modified Jul 24, 2026Table and Data API available
Download: NADAC Weekly Reference Data - 12/25/2024 Explore data: NADAC Weekly Reference Data - 12/25/2024
CSV
NADAC Weekly Reference Data - 12/31/2025
Modified Jul 24, 2026Table and Data API available
Download: NADAC Weekly Reference Data - 12/31/2025 Explore data: NADAC Weekly Reference Data - 12/31/2025
CSV
NADAC Weekly Reference Data - 06/03/2026
Modified Jul 24, 2026Table and Data API available
Download: NADAC Weekly Reference Data - 06/03/2026 Explore data: NADAC Weekly Reference Data - 06/03/2026
CSV
Data Dictionary - NADAC Weekly Reference Data
Modified Jul 24, 2026Table and Data API available
Download: Data Dictionary - NADAC Weekly Reference Data Explore data: Data Dictionary - NADAC Weekly Reference Data

National Average Drug Acquisition Cost (NADAC) Weekly Reference Data

About this dataset

Data and resources (5)

NADAC Weekly Reference Data - 12/27/2023

NADAC Weekly Reference Data - 12/25/2024

NADAC Weekly Reference Data - 12/31/2025

NADAC Weekly Reference Data - 06/03/2026

Data Dictionary - NADAC Weekly Reference Data