Meet Our Team

Robin Up North Orthodontics in Traverse City Beulah, MI

Robin, RDH

Registered Dental Hygienist

Robin graduated from Ferris State University in June 1975. She worked in general dentistry for four years before coming to Dr. Bob’s orthodontic practice in June 1979. “The best part of my job is seeing the smiling faces and successful treatments of our patients. I especially appreciate helping to treat generations of family members. I have had the privilege of working on grandparents, parents, children and grandchildren.” Robin enjoys traveling, short-term mission trips, cooking, gardening, reading, snow skiing, snowshoeing and jet skiing.

Kathy Up North Orthodontics in Traverse City Beulah, MI

Kathy, CDA, RDA

Records & Lab Tech

Kathy has been a dental assistant since 1993 and a part of Dr. Bob’s Team since 2002. “I love working at Dr. Bob’s Office because of our awesome patients, our dedicated team and the fun we have here creating amazing smiles! It’s really rewarding to see a patient’s self-esteem blossom as their smile improves.” Kathy loves spending time with her husband, Todd, family and friends as well as camping, photography, genealogy and visiting Beaver Island, the U.P. and Chicago.

Vickie Up North Orthodontics in Traverse City Beulah, MI

Vickie, CDA

Scheduling Coordinator

Vickie joined our practice in August 2017. She has many years of experience in several dental specialties including general dentistry, oral surgery, prosthodontics and orthodontics. Vickie obtained her CDA in 1984 and has since worked in both clinical and administrative positions throughout her career. In 2011 she passed her Dental Assistant Anesthesia National Certification Exam (DAANCE). She has recently “come home” to Traverse City after having spent many years out west. “I’m thrilled to be back in Traverse City and very glad to be working with Dr. Portenga’s exceptional team.” Vickie enjoys horseback riding, motorcycling, reading, singing, knitting and her springer spaniel, Archie.