Janet Tewhill has been promoted to senior vice president and chief operating officer of Reno-based Alere Medical.
She previously was vice president of client services for the company.
Neil Dickman, meanwhile, joined the company as vice president of sales and client services.
Tewhill, a registered nurse with more than 20 years of experience, has a master's degree in health care administration from the University of Minnesota.
Dickman was most recently vice president of strategic initiatives for United Behavioral Health, a subsidiary of United Healthcare.He also has worked as chief executive officer of a managed care company.
A licensed psychologist, he holds a doctorate in clinical psychology.
Alere Medical provides remote monitoring services for medical patients.