Biography & Education


Growing up working in her father’s family medicine clinic, Marissa Moritz-Guzik, PA-C, knew early on that she wanted to follow in his footsteps as a health care provider. 

“Seeing the relationships he developed and the preventive care he provided inspired me,” she said. “My most important role as a member of a health care team is to establish a mutual understanding through communication and education.” 

After earning her bachelor’s degree in kinesiology and master’s degree in integrative physiology from the University of Colorado, Marissa moved to Oregon to attend Pacific University for her training as a physician assistant.

Marissa loves Portland, as do her husband, two dogs and three chickens. Her hobbies include cooking, camping, running and spending time with family and friends.

Areas of expertise

Family medicine


Bachelor of Arts, Kinesiology: University of Colorado at Boulder

Master of Science, Integrative Physiology: University of Colorado at Boulder

Master of Science, Phyician Assistant Studies: Pacific University, Hillsboro, Ore.

  • English

Care Locations

16180 SE Sunnyside Road, Suite 102
Happy Valley, OR 97015


Board Certifications
  • General practice
  • Physician assistant