Medicare Non-Participating Provider Affidavits

Opt Out Affidavits list healthcare providers who have chosen not to participate in Medicare. The dataset includes provider NPI numbers, specialties, addresses, and effective dates of their opt-out decisions. It is maintained by the U.S. Department of Health & Human Services.

Use Cases

• Analyze provider specialty distribution among non-participating Medicare professionals using the specialty field.
• Map geographic concentrations of opt-out providers using the address data to identify service availability gaps.
• Track the timeline of provider opt-out decisions by analyzing the effective dates for enrollment trend studies.

Strengths

• Data originates from the authoritative U.S. Department of Health & Human Services.
• Includes key identifiers like NPI for linking with other healthcare datasets.
• Available in accessible formats including CSV for analysis.

Limitations

• The total number of provider records (rows) is unknown, limiting assessment of coverage.
• Specific data fields (columns) are not fully enumerated, obscuring the complete data schema.
• Potential for geographic bias if address data is incomplete or inconsistently formatted.

Provenance

Source

U.S. Department of Health & Human Services

Collection Method

null

Time Range

null

Freshness

Last updated on 2026-02-26.

Geography

United States (implied by Medicare program)