HealthStream (HSTM) 10-K 2014 FY Annual report

Exhibit 21.1

SUBSIDIARIES OF HEALTHSTREAM, INC.

Names Under Which We Do Business	State or Other Jurisdiction of Incorporation or Organization
Data Management & Research, Inc.	Tennessee
The Jackson Organization, Research Consultants, Inc.	Maryland
Decision Critical, Inc.	Texas
Sy.Med Development, Inc.	Tennessee
Health Care Compliance Strategies, Inc.	New York
HealthStream Acquisition I, Inc.	Tennessee
HealthStream Acquisition II, Inc.	Tennessee