Mr. Darren Marshall Janzen is a Clinical Psychologist and Psychologist…read more in Portsmouth, PORTLAND and has an experience of 26 years in these fields. Mr. Darren Marshall Janzen practices at Portsmouth Dental Care in Portsmouth, PORTLAND. He completed Postdoctoral Residency from Warm Springs Counseling Center and Training Institute in 2005,Postdoctoral Fellowship from Oregon Health & Science University in 2006 and Doctorate in Clinical Psychology from George Fox University in 2005.
Some of the services provided by the doctor are: Diagnostic Evaluations,Emotional Regulation,Psychology,executive functioning and Intervention Services etc.read less