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Centers for Medicare & Medicaid Services

The Centers for Medicare & Medicaid Services (CMS), previously known as the Health Care Financing Administration (HCFA), is a federal agency within the United States Department of Health and Human Services (DHHS) that administers the Medicare program and works in partnership with state governments to administer Medicaid, the State Children's Health Insurance Program (SCHIP), and health insurance portability standards.

Other Access

The information on this page (the dataset metadata) is also available in these formats.


via the DKAN API

Basic Stand Alone Medicare Prescription Drug Events PUF


This is a Public Use File for Prescription Drug Events drawn from the 2008 Beneficiary Summary File of Medicare beneficiaries enrolled during the calendar year 2008, and their associated Medicare claims. The most important aspects of this file are as follows, 1. 5 percent simple random sample drawn without replacement from 100 percent 2008 Beneficiary Summary File. 2. This sample is disjoint from the existing 5 percent CMS Research Sample and the other 2008 PUFs. 3. Sample contained 2,392,893 unique beneficiaries of which 1,265,691 had at least one PDE. There were 51,905,367 PDE in the initial sample file.

Modified Date
Release Date
Homepage URL
Temporal Coverage
Tuesday, January 1, 2008 - 00:00 to Friday, December 31, 2010 - 00:00
Contact Name
Health Data Initiative
Contact Email
Public Access Level
Bureau Code
009:38 - Centers for Medicare and Medicaid Services
Program Code
009:000 - Department of Health and Human Services - (Primary Program Not Available)
Data Quality
Harvested from
Harvest Source
Harvest Source URI
Last Harvest PerformedMon, 04/23/2018 - 02:31