Our Team
Alex Lyashenko DDS
Doctor of Dental Surgery
Alex Lyashenko DDS
Doctor of Dental Surgery
Dr. Aleks Lyashenko is a general dentist and a resident of Jacksonville University’s Comprehensive Oral Implantology Program and is completing his residency at Oregon Dental Implant Residency in Hillsboro Or. Dr. Lyashenko earned his DDS degree in 2014 from New York University College of Dentistry. After graduating he and his family moved back to Oregon to further expand his education and knowledge in Comprehensive Oral Implantology where he has studied and trained under Dr. James A Miller who has been his mentor now for the past several years. In 2022, Dr Lyashenko became a permanent staff member at our office. Dr. Lyashenko offers services in English, Ukrainian and Russian.
Dr. Aleks Lyashenko is committed to dental excellence and pursuing advanced dental education providing the latest, most advanced dental treatments to all his patients.
He is married and has two beautiful young children. With young children, Dr. Lyashenko dedicates his limited free time to his family and his children’s activities. Dr. Aleks Lyashenko often states, “I have accomplished two amazing things in my life; having a loving wife and two beautiful children and having a career which makes me look forward to coming in to work each day.”
*Offering Services in English, Україна (Ukrainian) and Русский (Russian)
*Dr. Lyashenko’s NEW PATIENT SPECIAL: Complementary Consultation Including Complementary 3D Cone Beam Scan (CBCT) for surgical and restorative procedures.
Linda Geyer
Oral Surgery Lead
Linda Geyer
Oral Surgery Lead
Meet Linda Geyer, she is our Oral Surgery Lead and Dr. Miller’s right hand. Simply put, our office would not be the same without Linda. Linda has worked for Dr. Miller for over 20 years and is an invaluable part of our team.
Linda has been in dentistry for over 35 years and graduated from California State University, Hayward in 1995. She acquired her Oral Surgery Assistant Certification in 2003 and maintains her ACLS (Advanced Cardiac Life Support) every two years. She also has certification for starting IV’s and doing blood draws.
In the office, she assists Dr. Miller in various procedures and spends a great deal of her time working and consulting one on one with patients so they have a complete understanding of their recommended treatment.
Rebecca
RDH -Lead Dental Hygienist
Rebecca
RDH -Lead Dental Hygienist
Kristen Gonzalez
Dr. Miller's EFDA - Lead Dental Assistant
Kristen Gonzalez
Dr. Miller's EFDA - Lead Dental Assistant
Meet Kristen Gonzalez, our Dr. Miller’s Dental Assistant and our Lead EFDA. Kristen is a perfect fit for our team and is passionate about density. She is always helping and nurturing those around her, from her family, friends to her patients, Kristen always makes sure everyone is taken care of.
A graduate of Abdill Career College in 2010, Kristen plays a crucial role in our back office and plans to learn and become certified in I.V sedation and phlebotomy.
When not taking care of her patients, she enjoys her recently purchased home as well as spending time outdoors. Kristen, her husband and son spend free time hanging out by a river on a sunny day or riding bikes at the beach.
Bri
Dr. Lyashenko's Lead Dental Assistant
Bri
Dr. Lyashenko's Lead Dental Assistant
Juana Ruiz
EFDA - Front Office Coordinator
Juana Ruiz
EFDA - Front Office Coordinator
Meet Juana Ruiz, she is our Front Office Coordinator and an EFDA Assistant. Juana graduated from Cambridge College in Beaverton OR. where she earned a diploma in Dental Assisting.
With over 15 years of dental experience, Juana is excited to learn alongside Dr. Miller.
Juana is passionate about dentistry but being a mother to her son is her biggest accomplishment.
Juana loves spending time with husband, son, family, and their two dogs. She always enjoys camping, traveling, and riding in her side by side at the sand dunes.
Office Manager
Office Manager
Office Manager
Office Manager
Coming Soon!
Donna Esslinger
Practice Facilitator
Donna Esslinger
Practice Facilitator
Meet Donna Esslinger, Donna is our Practice Facilitator, but really she is the office communication “guru” and strives to create a healthy and cohesive environment for both our patients and employees.
Her ability to strategically schedule patients’ treatment times to fit their schedules is just one added detail that creates the highest quality and comfortable experience for all of our patients.
Originally from Southern California, Donna attended Beaverton High School and graduated from NW Dental Institute in 2004 with her EFDA and Radiology certification.
In Donna’s spare time she enjoys volunteering, spending time with the loves of her life, her husband, 4 boys and her puppy. She enjoys music, gardening, painting and cooking.
Laurie Hesla
Laurie Hesla
Laurie graduated from OHSU School of Dentistry with a Bachelor of Science in dental hygiene in 1976, and then continued on to dental school, graduating as a dentist in 1981. She practiced dentistry in Hillsboro with her husband Dr. James A. Miller for 18 years. She and Dr. Miller have been married for over 40 years and have two adult married daughters and 4 grandchildren. She retired from dentistry in 1999 to continue raising their daughters and is now happy to return the office to support the front office staff as a new patient coordinator and to manage the dental hygiene schedule. Dr. Hesla believes in and understands the value of the high quality of dentistry that Dr. James Miller continues to provide for his patients.
James Miller, DMD
Diplomate, American Board of Oral Implantology/Implant Dentistry
Honored Fellow, American Academy of Implant Dentistry
Master, Academy of General Dentistry
James Miller, DMD
Diplomate, American Board of Oral Implantology/Implant Dentistry
Honored Fellow, American Academy of Implant Dentistry
Master, Academy of General Dentistry
Dr. Miller is a Dental Implant Specialist in Hillsboro who has been in private practice since 1981. Dentistry is his passion and he loves delivering high-quality care to his patients. He is skilled in I.V. sedation, dental implants, bone and connective tissue grafting as well as cosmetic dentistry and full mouth rehabilitation. He graduated from OHSU School of Dentistry in 1979.
Dr. Miller has a lifelong commitment to “hands on” continuing education and believes that this has enabled him to provide excellent care for his patients. After becoming a member of the Academy of General Dentistry (AGD) in 1981, he achieved his Fellowship in 1989 and Master in 2005. He has been a member of the American Academy of Implant Dentistry (AAID) since 2008 and is an AAID Honored Fellow. Dr. Miller received board certification with the title Diplomat of the American Board of Oral Implantology/Implant Dentistry in 2014. In addition, he was awarded his Fellowship with the AAID is an Honored Fellow as of 2020. Dr. Miller also serves on the AAID’s Ethics and nominating committees.
As Portland’s Dental Implant Specialist, Dr. Miller has taught and continues to teach hands on dental implant dentistry in the Oregon Dental Implant Continuum residency course as well as connective tissue grafting courses for the Oregon AGD. He was President of the Academy of Cosmetic and Adhesive Dentistry from 1991-92. Dr. Miller is also a Clinical Director/Clinical Site Supervisor, Jacksonville University’s Comprehensive Oral Implantology Program and oversees residents at Oregon Dental Implant Residency’s Hillsboro location.
Dr. Miller is married to Laurie M. Hesla DMD, FAGD, retired from Private practice. They have two grown daughters and four grandchildren. He enjoys fishing and bird watching in his spare time.
