Meet The People Behind Your Smile
Finding a dental team that is experienced, knowledgeable, and compassionate can sometimes be a challenge. At all of our locations of Hillstream Dental, we’re proud to offer a unique combination of all three. We listen to your concerns and work collaboratively with you to create the best solution for your oral health. Establishing a meaningful, long-lasting relationship with each and every one of our patients is truly what sets our team apart.
Robert Hubbard, DDS
Dr. Hubbard attended the University of Detroit School of Dentistry for his dental degree. He graduated at the top of his class and was awarded the Pierre Fauchard Academy award for excellence in clinical dentistry. He, too, has been recognized as one of “America’s Top Dentists” each year since 2010. He has also been recognized as a “Top Dentist” by Styleline Magazine and Hour Detroit Magazine.
Outside of general dentistry, Dr. Hubbard has studied orthodontics with leaders in the field. He has also completed advanced training in endodontics and placing and restoring dental implants. To remain current in his field, Dr. Hubbard is an active member of the American Dental Society, Michigan Dental Society, and the Oakland County District Dental Society.
Dr. Hubbard now lives in Oakland Township with his wife, Vanessa and stepson, Skyler. He also has two daughters, Caitlyn and Morgan. When he’s not working, he loves to spend time with his family and travel. His winter hobby is skiing and in the summer you can find him boating on the Great Lakes. Dr. Hubbard is an avid reader and welcomes any good book recommendations you may have!
Dominik Wietrzynski, DDS
Dr. Dominik Wietrzynski graduated with honors from the University of Detroit Mercy School of Dentistry in 2010. Since then, he has remained deeply committed to advanced clinical education and the continued pursuit of excellence in dentistry. His primary areas of advanced training and clinical focus include Invisalign®, dental implant dentistry, and IV sedation. He is recognized locally for his extensive experience providing Invisalign® treatment and IV sedation, helping patients achieve comprehensive dental care with an emphasis on comfort, precision, and aesthetics.
Through extensive continuing education and advanced clinical training, Dr. Wietrzynski has developed expertise in comprehensive treatment planning and the management of complex dental cases, with additional training in oral surgery, endodontics, and cosmetic dentistry.
Dr. Wietrzynski completed advanced training in the placement and restoration of dental implants at the Engel Institute in Charlotte, NC. His approach combines clinical precision, advanced techniques, and a strong emphasis on aesthetics to develop individualized treatment plans tailored to each patient’s needs and goals. He is particularly passionate about utilizing modern technology and advanced treatment techniques to provide predictable, functional, and natural-looking results while ensuring his patients remain comfortable throughout their care.
He lives in Bloomfield Hills with his wife, Karla, their two children. Outside the office, the family enjoys traveling, spending time outdoors, and exploring great food together.
Carly Szurek, DDS
Dr. Szurek was born and raised here in Rochester Hills! She graduated with a Bachelor of Science in human biology from Michigan State University, GO GREEN! She then attended dental school at Marquette University School of Dentistry in Milwaukee, WI, graduating Magna Cum Laude. Upon graduation, Dr. Szurek returned to Michigan to practice here in her hometown.
She is currently a member of the American Dental Association, Michigan Dental Association, and Oakland County Dental Society which allows her to stay connected and educated within the dental community. Dr. Szurek attends several continuing education courses each year, ensuring she stays up to date on the latest advancements in dentistry, most recently completing and advancing in Invisalign and cosmetic Botox injections. Her passion lies in cosmetic dentistry, and giving patients a smile they can wear proudly and confidently.
When not practicing dentistry, Dr. Szurek spends her time with her husband, Charles, and her baby girl, Lucy. She considers herself a foodie, and loves cooking, trying new restaurants, and traveling.
Justin Leath, DDS
Dr. Justin A. Leath, DDS is a leading industry expert who has completed high-level training in multiple disciplines at top facilities. He received his doctoral degree from The University of Michigan Dental School where he served as class president graduating near the top of his class. With over 16 years of experience, Dr. Leath is well-versed in all aspects of dentistry, including Invisalign, IV Sedation, and Dental Implants. He is passionate about impacting the lives of our patients, family, and friends through the delivery of high-quality dentistry and also giving back to the communities we serve. Dr. Leath is happily married to his wife Sarah. They have three active boys, Liam, Tristan and Hudson and an AussieDoodle Riley. Outside of dentistry, Dr. Leath has a deep passion for music and a love for exploring and playing various instruments. He enjoys traveling, golfing, watching his boys grow up playing the sports they love, and most of all being present with friends and family.
Dr. Sean Thomas, D.M.D.
Dr. Sean Thomas, D.M.D., is a fourth generation dentist and the seventh member of his family to achieve the distinction of becoming a dental professional who has been immersed in all aspects of the field throughout his life. He is a proud graduate of Albion College where he earned his undergraduate degree in Biology while excelling both academically and athletically. Dr. Thomas furthered his education at Midwestern University College of Dental Medicine-Illinois where he was elected into Omicron Kappa Upsilon National Honor Society by faculty and graduated top of his class. Having lived in the Highland Township community his entire life, Dr. Thomas returned home after spending time in the western suburbs of Chicago. He is committed to providing exceptional patient experience, emphasizing elite-quality dentistry, unparalleled patient satisfaction, and a comfortable environment for all. Outside of dentistry Dr. Thomas has a passion for exercise, golfing, and traveling.
Dr. Morgan Semaan, DDS
Dr. Morgan Semaan, DDS is a highly skilled and dedicated dentist with extensive experience across all facets of modern dentistry. After graduating with high honors from Michigan State University in 2014, Dr. Semaan pursued a Doctor of Dental Surgery degree from the University of Detroit Mercy, in which she graduated in 2018. With a well-rounded expertise in a variety of dental services, she has a particular focus on veneers, implant placement, and Invisalign, while delivering exceptional results to patients. Dr. Semaan also brings valuable leadership experience, having successfully managed and run two dental practices as a solo doctor, ensuring optimal patient care and practice efficiency. Outside of the office, Dr. Semaan enjoys spending quality time with family and friends, traveling, skiing, and taking full advantage of Michigan’s summer season by spending time on the lake. Dr. Semaan is happily married to her husband William for six years now. They are the proud parents of their son, William “Liam” III, and daughter, Sofia. Dr. Semaan is committed to providing the highest standard of care to all patients while maintaining a balanced and fulfilling personal life.
Dr. Samantha Hinsenkamp, DMD
Dr. Hinsenkamp is a Rochester Hills native who spent her summers on the lake in Harrison Township. After graduating with honors from Oakland University with a Bachelor’s in Health Sciences, Dr. Hinsenkemp pursued her Doctor of Dental Medicine degree from Midwestern University College of Dental Medicine in Illinois. Dr. Hinsenkemp’s devotion to exceptional clinical skills is complemented by her dedication to creating a comforting, welcoming environment for all of her patients. With a passion for continuing education, she is an active member of the American Dental Association, Michigan Dental Association, and the Academy of General Dentistry.
When not in the office, Dr. Hisenkamp loves to spend time with her friends and family. As a group of explorers, they love to boat and travel together, and explore all that the world has to offer. With elite experience and unparalleled patient satisfaction, Dr. Hisenkamp is excited to see you at your next appointment.
Rochester Hills Location: 
St. Clair Shores Location: 
Milford Location: 