HHS Metadata Inventory of 113,242 Data Assets

113,242 metadata records catalog public and non-public data assets across the U.S. Department of Health and Human Services. The inventory is published in multiple machine-readable formats to enhance discovery and transparency under the Evidence Act. It is maintained by HHS and was last updated in February 2026.

Use Cases

• Analyze metadata asset distribution across HHS Divisions to identify data coverage gaps.
• Map the prevalence of specific file formats (XML, CSV, RDF, JSON) across the inventory for integration planning.
• Track inventory growth by comparing asset counts from published versions (e.g., 8,431 to 113,242).
• Identify data assets tagged for specific purposes like Evidence Based Guidelines or Data Distribution.

Strengths

• Contains 113,242 metadata assets in its latest version, providing a broad catalog.
• Available in multiple machine-readable formats (JSON, Excel/CSV, RDF, XML) for flexible access.
• Published by the authoritative U.S. Department of Health & Human Services under a legal mandate.

Limitations

• The dataset contains only metadata, not the underlying data assets themselves.
• Specific column schema and data fields are not provided in the input, limiting detailed analysis.
• Includes non-public data assets, which may limit direct utility for some open data applications.

Provenance

Source

U.S. Department of Health & Human Services

Collection Method

Compiled as a metadata catalog of departmental data assets in accordance with the Foundations for Evidence-Based Policymaking Act of 2018.

Freshness

Last updated 2026-02-28; new versions are published periodically (e.g., four versions noted between July 2025 and February 2026).

Geography

United States, federal level.