About Us

Dr. Katrina Colistra earned her Master’s Degree in Criminal Justice in 2000 from Northeastern University. She was awarded her doctorate in Clinical Psychology, with a specialization in Forensic Psychology, in 2007 from the Massachusetts School of Professional Psychology. Dr. Colistra is a licensed psychologist in New York State.  …more

email: khcolistra@np-psych.com


Dr. Timothy J. Wisniewski earned his undergraduate degree in Biology at Syracuse University in 1989. He went on to earn his doctorate in Biology at Syracuse University in 1997. Dr. Wisniewski continued his studies in the field of psychology and earned his second doctorate in Clinical Psychology from the University of Maryland, Baltimore County in 2006. He is a licensed psychologist in New York State. …more

email: tjwisniewski@np-psych.com



© New Paradigm Psychological Services, PLLC  2012