data.cms.govHand-written summary

Medicare Part B Spending by Drug

Medicare Part B spending on drugs given in doctors' offices and other outpatient settings, with average spending per dosage unit and change over time.

Freshness

Last posted
Period covered
Jan 1, 2024 to Dec 31, 2024
Update frequency
Annually

Dates as CMS lists them in its catalog.

Before you use it

  • Metrics are calculated at the HCPCS code level and include both the Medicare payment and what the patient owes.

Columns 47

ColumnWhat it meansType
Medicare Billing Code (HCPCS Code)HCPCS_CdHealthcare Common Procedure Coding System (HCPCS) code used to identify the drug furnished by the provider.string
Drug DescriptionHCPCS_DescDescription of the HCPCS code for the drug furnished by the provider.string
Brand NameBrnd_NameName of the drug furnished by the provider. This includes both brand names (drugs that have a trademarked name) and generic names (drugs that do not have a trademarked name). ' * ' Indicates multiple brand and/or generic names for a specific HCPCS code. See “Medicare Part B Spending by Drug-Manufacturer and Drug Use Information” supporting document for additional names. ' ** ' Indicates brand/generic names unavailable. Name reflects the HCPCS short description.string
Generic NameGnrc_NameA term referring to the chemical ingredient of a drug rather than the trademarked brand name under which the drug is sold. ' * ' Indicates multiple brand and/or generic names for a specific HCPCS code. See “Medicare Part B Spending by Drug-Manufacturer and Drug Use Information” supporting document for additional names. ' ** ' Indicates brand/generic names unavailable. Name reflects the HCPCS short description.string
2020 Total SpendingTot_Spndng_2020Aggregate drug spending for the Part B program during 2020.number
2020 Total Dosage UnitsTot_Dsg_Unts_2020The sum of the dosage units of medication dispensed in 2020 (e.g. number of tablets, grams, milliliters or other units). For Part B, the quantity of a drug in a dosage unit is the same as the quantity of the drug in a HCPCS billing unit.number
2020 Total ClaimsTot_Clms_2020Number of claims for each drug in 2020.number
2020 Total BeneficiariesTot_Benes_2020Number of Medicare Part B fee-for-service beneficiaries utilizing the drug during 2020.number
2020 Average Spending Per Dosage UnitAvg_Spndng_Per_Dsg_Unt_2020Part B drug spending in 2020 divided by the number of dosage units in 2020.number
2020 Average Spending Per ClaimAvg_Spndng_Per_Clm_2020Part B drug spending in 2020 divided by the number of claims in 2020.number
2020 Average Spending Per BeneficiaryAvg_Spndng_Per_Bene_2020Total Part B drug costs in 2020 divided by the number of unique beneficiaries utilizing the drug during 2020.number
2020 Outlier FlagOutlier_Flag_2020Yearly outlier flag variable, which is set to “1” when a drug’s Average Spending per Dosage Unit is substantially impacted by outlier records in a given year. These potentially anomalous drugs are identified as outliers so that users can exercise caution when interpreting results. See the methodology document for additional details.number
2021 Total SpendingTot_Spndng_2021Aggregate drug spending for the Part B program during 2021.number
2021 Total Dosage UnitsTot_Dsg_Unts_2021The sum of the dosage units of medication dispensed in 2021 (e.g. number of tablets, grams, milliliters or other units). For Part B, the quantity of a drug in a dosage unit is the same as the quantity of the drug in a HCPCS billing unit.number
2021 Total ClaimsTot_Clms_2021Number of claims for each drug in 2021.number
2021 Total BeneficiariesTot_Benes_2021Number of Medicare Part B fee-for-service beneficiaries utilizing the drug during 2021.number
2021 Average Spending Per Dosage UnitAvg_Spndng_Per_Dsg_Unt_2021Part B drug spending in 2021 divided by the number of dosage units in 2021.number
2021 Average Spending Per ClaimAvg_Spndng_Per_Clm_2021Part B drug spending in 2021 divided by the number of claims in 2021.number
2021 Average Spending Per BeneficiaryAvg_Spndng_Per_Bene_2021Total Part B drug costs in 2021 divided by the number of unique beneficiaries utilizing the drug during 2021.number
2021 Outlier FlagOutlier_Flag_2021Yearly outlier flag variable, which is set to “1” when a drug’s Average Spending per Dosage Unit is substantially impacted by outlier records in a given year. These potentially anomalous drugs are identified as outliers so that users can exercise caution when interpreting results. See the methodology document for additional details.number
2022 Total SpendingTot_Spndng_2022Aggregate drug spending for the Part B program during 2022.number
2022 Total Dosage UnitsTot_Dsg_Unts_2022The sum of the dosage units of medication dispensed in 2022 (e.g. number of tablets, grams, milliliters or other units). For Part B, the quantity of a drug in a dosage unit is the same as the quantity of the drug in a HCPCS billing unit.number
2022 Total ClaimsTot_Clms_2022Number of claims for each drug in 2022.number
2022 Total BeneficiariesTot_Benes_2022Number of Medicare Part B fee-for-service beneficiaries utilizing the drug during 2022.number
2022 Average Spending Per Dosage UnitAvg_Spndng_Per_Dsg_Unt_2022Part B drug spending in 2022 divided by the number of dosage units in 2022.number
2022 Average Spending Per ClaimAvg_Spndng_Per_Clm_2022Part B drug spending in 2022 divided by the number of claims in 2022.number
2022 Average Spending Per BeneficiaryAvg_Spndng_Per_Bene_2022Total Part B drug costs in 2022 divided by the number of unique beneficiaries utilizing the drug during 2022.number
2022 Outlier FlagOutlier_Flag_2022Yearly outlier flag variable, which is set to “1” when a drug’s Average Spending per Dosage Unit is substantially impacted by outlier records in a given year. These potentially anomalous drugs are identified as outliers so that users can exercise caution when interpreting results. See the methodology document for additional details.number
2023 Total SpendingTot_Spndng_2023Aggregate drug spending for the Part B program during 2023.number
2023 Total Dosage UnitsTot_Dsg_Unts_2023The sum of the dosage units of medication dispensed in 2023 (e.g. number of tablets, grams, milliliters or other units). For Part B, the quantity of a drug in a dosage unit is the same as the quantity of the drug in a HCPCS billing unit.number
2023 Total ClaimsTot_Clms_2023Number of claims for each drug in 2023.number
2023 Total BeneficiariesTot_Benes_2023Number of Medicare Part B fee-for-service beneficiaries utilizing the drug during 2023.number
2023 Average Spending Per Dosage UnitAvg_Spndng_Per_Dsg_Unt_2023Part B drug spending in 2023 divided by the number of dosage units in 2023.number
2023 Average Spending Per ClaimAvg_Spndng_Per_Clm_2023Part B drug spending in 2023 divided by the number of claims in 2023.number
2023 Average Spending Per BeneficiaryAvg_Spndng_Per_Bene_2023Total Part B drug costs in 2023 divided by the number of unique beneficiaries utilizing the drug during 2023.number
2023 Outlier FlagOutlier_Flag_2023Yearly outlier flag variable, which is set to “1” when a drug’s Average Spending per Dosage Unit is substantially impacted by outlier records in a given year. These potentially anomalous drugs are identified as outliers so that users can exercise caution when interpreting results. See the methodology document for additional details.number
2024 Total SpendingTot_Spndng_2024Aggregate drug spending for the Part B program during 2024.number
2024 Total Dosage UnitsTot_Dsg_Unts_2024The sum of the dosage units of medication dispensed in 2024 (e.g. number of tablets, grams, milliliters or other units). For Part B, the quantity of a drug in a dosage unit is the same as the quantity of the drug in a HCPCS billing unit.number
2024 Total ClaimsTot_Clms_2024Number of claims for each drug in 2024.number
2024 Total BeneficiariesTot_Benes_2024Number of Medicare Part B fee-for-service beneficiaries utilizing the drug during 2024.number
2024 Average Spending Per Dosage UnitAvg_Spndng_Per_Dsg_Unt_2024Part B drug spending in 2024 divided by the number of dosage units in 2024.number
2024 Average Spending Per ClaimAvg_Spndng_Per_Clm_2024Part B drug spending in 2024 divided by the number of claims in 2024.number
2024 Average Spending Per BeneficiaryAvg_Spndng_Per_Bene_2024Total Part B drug costs in 2024 divided by the number of unique beneficiaries utilizing the drug during 2024.number
2024 Outlier FlagOutlier_Flag_2024Yearly outlier flag variable, which is set to “1” when a drug’s Average Spending per Dosage Unit is substantially impacted by outlier records in a given year. These potentially anomalous drugs are identified as outliers so that users can exercise caution when interpreting results.See the methodology document for additional details.number
Average Sales PriceAvg_DY24_ASP_PriceThe average of the quarterly payment amount listed on the ASP Drug Pricing files for the most recent year, including the 6 percent or other applicable add-on.number
Change in Average Spending Per Dosage Unit (2023-2024)Chg_Avg_Spndng_Per_Dsg_Unt_23_24The percent change in average spending per dosage unit from the prior year.number
Annual Growth Rate in Average Spending Per Dosage Unit (2020-2024)CAGR_Avg_Spnd_Per_Dsg_Unt_20_24The constant average change in spending per unit over the most recent five years of data availability, calculated using the compound annual growth rate (CAGR).number

At a glance

Catalog
data.cms.gov
Publisher
Office of Enterprise Data and Analytics (OEDA)
Rows
799
Columns
47
State column
None found
Topics
Prescription drugs, Spending and use of services, Doctors and clinicians
Contact
IPAG_Data_Products@cms.hhs.gov

API

Free, no key needed. This request returns the first 10 rows as JSON:

https://data.cms.gov/data-api/v1/dataset/76a714ad-3a2c-43ac-b76d-9dadf8f7d890/data?size=10

CMS's description

The Medicare Part B by Drug dataset presents information on spending for drugs administered in doctors’ offices and other outpatient settings by physicians and other healthcare providers to Medicare Part B enrollees. The dataset focuses on average spending per dosage unit and change in average spending per dosage unit over time. It also includes consumer-friendly descriptions of the drug uses, clinical indications, and manufacturer(s). Drug spending metrics for Part B drugs represent the full value of the product, including the Medicare payment and beneficiary liability. All Part B drug spending metrics are calculated at the HCPCS level.

Methodology and other documents from CMS:

The summary at the top was written by hand from this description. Record id cms:76a714ad-3a2c-43ac-b76d-9dadf8f7d890. This record as JSON.

Keyboard shortcuts

/
Jump to the search box (or the column filter on a dataset page)
Esc
Clear the search box, or close this panel
↓ ↑
Move through the results from the search box
Enter
Open the highlighted result
?
Show this panel