CMS Data Feeds Dataset
About the Dataset
The CMS Data Feeds Dataset is a comprehensive collection of all current and future CMS data feeds available on cms.data.gov. This dataset transforms each feed into a view, aligning all feed file attributes and casting them to appropriate datatypes. The views are automatically updated when new feed files arrive, and new views are included as CMS publishes new data feeds.
As of January 2026, the dataset encompasses 232 feeds and 2,995 feed files.
See the full list of feeds in the CMS Data Feeds Catalog.
🔗 Find the CMS Data Feeds Dataset on the Snowflake Marketplace.
Dataset Features
118 billion records and growing
232 feeds with automatic addition of new feeds
9,583 feed attributes
19 years of historical data
1.2 TB of data, continuously expanding
Daily updates to ensure data freshness
Automatic quality checks and active monitoring
Designed for seamless ingestion
Data Quality and Maintenance
Dataplex Consulting & Data Products prioritizes data quality through:
Automated data quality checks in all pipelines
Daily monitoring of ingestion and ETL jobs
Timely updates whenever CMS publishes new data
Rigorous processes to ensure data integrity and reliability
Business Applications
Users can leverage this dataset for various purposes, including:
Enriching or augmenting existing datasets
Analyzing published feed metrics over time
Performing segmentation analysis
Training machine learning models
Conducting geospatial analysis
Tracking healthcare trends and performance metrics
Example Use Cases
Analyze telehealth adoption trends across different states
Evaluate the financial performance of home health agencies
Track Medicare spending patterns by drug or geography
Assess hospital performance metrics and patient satisfaction scores
Monitor healthcare-associated infections across facilities
Data Structure
The dataset consists of three main components:
FEEDS: Contains metadata about each CMS data feed
FEEDS_FILES: Stores information about individual files within each feed
Feed-specific views: Separate views for each feed (e.g., PatientReported_Outcomes, Medicare_Spending)
Entity Relationship Diagram
Sample Queries
Get CMS Feeds to Table Mapping
Find all Feed Views Related to Medicare
Query All 2021 File Records for Medicare Inpatient Hospitals
📊 Recent Feed File Updates
Recent CMS feed file updates (last 30 days)
12/17/2025
12/01/2025
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🆕 Recently Added Feeds
Income and Asset Ownership (Added: September 2025)
What's in this data: This dataset provides comprehensive insights into the income sources, levels, asset ownership, and values among Medicare beneficiaries. It is crucial for understanding the financial status and economic challenges faced by the elderly population, allowing for better-targeted healthcare policies and financial assistance programs.
How you can use it:
Analyzing the financial health of Medicare beneficiaries to inform policy decisions.
Identifying disparities in income and asset ownership among different demographic groups.
Evaluating the impact of income levels on healthcare access and outcomes.
Example Queries:
This query retrieves the average income and asset values segmented by age groups for a specific data file.
This query shows the distribution of home ownership percentages across different demographic characteristics.
Monthly Prescription Drug Plan Formulary and Pharmacy Network Information - plan_data (Added: September 2025)
What's in this data: This dataset provides comprehensive monthly updates on Medicare Part D and Medicare Advantage plan formularies and pharmacy networks. It includes vital information such as premium costs, deductibles, and contract details for various plans, aiding stakeholders in understanding the landscape of prescription drug coverage.
How you can use it:
Analyze trends in Medicare Advantage plan premiums over time to identify cost increases or decreases.
Evaluate the availability of specific prescription drugs across different plans within a region to inform beneficiaries about their options.
Assess the impact of plan suppression on beneficiaries' access to healthcare services based on available formulary data.
Example Queries:
This query retrieves the average premium and deductible for Medicare Advantage plans in a specific region.
This query lists unique plan names and their corresponding contract names that have been suppressed.
Monthly Prescription Drug Plan Formulary and Pharmacy Network Information - insulin_beneficiary_cost (Added: September 2025)
What's in this data: This dataset provides monthly Medicare Part D and Medicare Advantage plan formulary and pharmacy network data specific to insulin beneficiary costs. It includes details such as copay amounts for preferred and non-preferred insulin medications, tier levels, and days supply, which are crucial for analyzing patient out-of-pocket expenses and plan offerings.
How you can use it:
Analyze the variation in copay costs for insulin across different Medicare plans.
Identify trends in insulin pricing and availability in the pharmacy network over time.
Evaluate the impact of different tiers on patient costs for insulin medications.
Example Queries:
This query shows the distribution of insulin medications across different tiers in the formulary.
This query shows the total number of plans offering insulin along with their corresponding copay amounts.
📋 View the complete CMS Data Feeds Catalog
Support and Contact
For questions or assistance with the CMS Data Feeds Dataset, please contact:
Email: [email protected]
The Dataplex Consulting & Data Products team monitors ingestion and ETL jobs daily to ensure quality and timely delivery.
About Dataplex
Dataplex Consulting & Data Products offers top-notch, turnkey data products, making data easily accessible for businesses of all sizes. With over 20 years of experience serving small businesses and Fortune 500 companies, our team has gained extensive practical expertise in enhancing data management, boosting revenue, and helping companies become more data-driven.
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