She graduated with honors in 2003. Having more than 14 years of diverse experiences, especially in NURSE PRACTITIONER, Tammy L Johnsen affiliates with many hospitals including Edward Hospital, Waukesha Memorial Hospital, and cooperates with other doctors and specialists in medical group Du Page Medical Group Ltd. Call Tammy L Johnsen on phone number (262) 549-1516 for more information and advises or to book an appointment.