Dr. Malmquist is an Oral and Maxillofacial Surgeon with a private practice in Portland, Oregon. He is a graduate of the University of Oregon and the University of Oregon Dental School. He completed a rotating internship in the US Military and a residency in Oral and Maxillofacial Surgery at Oregon Health Sciences University. He is a diplomat of the American Board of Oral and Maxillofacial Surgery and completed seven years as an American Board examiner. He is the past Treasurer and past President of the American Association of Oral and Maxillofacial Surgeons.

Dr. Malmquist has authored numerous chapters in books on implant surgery and grafting and has written multiple articles on bone grafting and tissue regeneration including basic research on bone regeneration. He is a past affiliate scientist at the Yerkes Primate center in Atlanta, Georgia. He has lectured nationally and internationally on topics of implant placement, bone grafting and various bone proteins and blood modifiers. He gave the Presidential address at the International Association of Oral and Maxillofacial Meeting in Santiago, Chile in 2011. He is a reviewer for several peer reviewed Journals in implant surgery and is currently the Chairman of the Foundation for Oral Rehabilitation; Past Chairman of the Osteoscience Foundation and President of the Academy of Osseointegration.