Joan L. Warren
Joan Warren, PhD, has been an Epidemiologist in the Health Services and
Economics Branch of ARP since 1998. Dr. Warren received her BS in Nursing from
Georgetown University and worked for 10 years in a variety of clinical settings.
She received her PhD in Health Policy from the University of Maryland Baltimore
in 1989. In that same year, she joined the Epidemiology Branch in the Office of
Research at the Centers for Medicare and Medicaid Services (CMS). During her
eight years at CMS, she worked extensively with Medicare claims, learning how to
use these data for a range of health services research projects. Upon coming to
NCI, she assumed responsibility for managing the SEER-Medicare data, a
file that links Medicare-eligible persons in the SEER data with their Medicare
Dr. Warren's research has focused on the use of secondary data, such as the
SEER-Medicare files, to assess patterns, outcomes, and costs of care. She has
also worked extensively with researchers from government and academic settings
to promote standardization of measures and methods using secondary data. She has
served as an advisor to numerous US and international groups interested in
secondary data and data linkages. Dr. Warren has been an author or co-author of
over 80 journal articles related to health services research or epidemiology.
She serves as a reviewer for clinical and health services research journals. In
2002, she was the guest editor for a Medical Care supplement, "Use of
SEER-Medicare Data for Cancer-Related Health Services Research."