Medicare Part D Prescribers by Provider and Drug

Medicare Part D Prescribers by Provider and Drug details prescription drugs dispensed to Medicare beneficiaries. The dataset from the Centers for Medicare & Medicaid Services aggregates total prescription fills and drug costs by provider identifier and drug name. It is hosted by ICPSR and updated as recently as March 2026.

Use Cases

• Analyzing prescribing patterns by National Provider Identifier (NPI).
• Comparing drug costs between brand name and generic medications.
• Identifying high-volume prescribers for specific drugs.
• Studying regional or demographic variations in Medicare Part D drug utilization.

Strengths

• Data originates from the authoritative Centers for Medicare & Medicaid Services.
• Dataset is available on multiple platforms, indicating recognized utility.

Limitations

• Specific row counts, column names, and file sizes are not provided by any source.
• Sources conflict on license details, with one specifying 'other-license-specified' and another listing 'None'.

Provenance

Source

Centers for Medicare & Medicaid Services

Collection Method

Aggregated from Medicare Part D prescription claims data.

Time Range

null

Freshness

2026-03-23

Geography

United States