The Pharmacy Benefit Management Institute (PBMI), an
independent education and research organization, conducted
its annual drug benefit plan design survey of U.S. employers
from May through June 2008. Research findings will be
released in October. Data were collected online into a secure,
The comprehensive survey instrument collects data about
trending information on retail and mail-order plan design
and utilization. Respondents also answer questions about:
- Medicare Part D, specialty pharmacy, maintenance drugs,
drug-specific benefit, and out-of-pocket maximums;
- Cost sharing information;
- Per member per month utilization metrics; and
- Utilization management tools.
Completed surveys from 223 employers representing
15,137,168 members are included in the analysis. The number
of members reported by a respondent is for the benefit plan
for which the survey was completed, not necessarily all of
the members covered by the respondent for all plans offered.
For example, a steel manufacturer might complete the survey
for its union employees. This is just one group of the manufacturer’s
PBMI employed descriptive and inferential statistical analysis
to derive the findings presented in this report. Trend data
are presented throughout the report. Not applicable (NA) is
notated in table cells where there are no data to report.
PBMI gratefully acknowledges the support of Takeda
Pharmaceuticals North America (TPNA), Inc. for the provision
of a grant to cover costs incurred in the production of
this report. TPNA has no access to the individual responses
or raw data gathered, nor do any other third parties. This
protects the confidentiality of the survey respondents and
ensures the independence and objectivity of this report.