All our professionals at The Magnificent Smile maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in dentistry.

Dr. William J. Frericks

Dr. Frericks grew up in Dayton, Ohio with his four brothers and three sisters.  Dr. Frericks attended the University of Dayton and moved on to Northwestern University where he received his Doctor of Dental Surgery degree in 1981.  After graduating Northwestern University, Dr. Frericks taught full time at the Northwestern’s Dental School until he joined Dr. Joseph Schwarz in private practice in 1983.

Dr. Frericks lives in Winnetka, Illinois with his wife Jennifer and two children; Kirby Ann and Matthew.  Dr. Frericks enjoys spending his free time with his family, golfing and hiking and backpacking.

Dr. Ingrid J. Schwarz

Dr. Schwarz grew up in Deerfield, Illitnois, the daughter of Dr. Joseph J. Schwarz, the founding dentist of this practice. She spent her early years assisting her dad at the office and realized she shared the family passion for dentistry.  Dr. Schwarz went to the University of Iowa where she received her Bachelor of Science degree in Dental Hygiene in 1988.  After practicing dental hygiene for two years, Dr. Schwarz decided to return to the University of Iowa and received her Doctor of Dental Surgery degree in 1994.

Dr. Schwarz lives in Munster, Indiana with her oral surgeon husband, Paul, and their four children; Henry, Frank, Hazel and Louis.  When not raising her four children and practicing dentistry, Dr. Schwarz enjoys tennis, traveling and volunteering in her community.  She won a seat on the Munster School Board in 2016 and is currently serving a four year term.

Dr. Schwarz enjoys all aspects of dentistry and believes prevention and education are key to helping patients keep their teeth throughout their lifetime.  

Dr. Irina V. Ganzman

Dr. Ganzman was born in Kiev, Ukraine and moved with her parents, older brother and identical twin sister to the suburbs of Chicago when she was eight years old.  Dr. Ganzman received her bachelor’s degree from Loyola University and a master’s degree in biology from Illinois Institute of Technology.

After being a dental assistant with our practice for five years, Dr. Ganzman continued her education at Midwestern University College of Dental Medicine-Illinois and received her Doctor of Dental Medicine degree in 2016.  Dr. Ganzman was recognized for her academic and clinical excellence by being inducted into the Omicron Kappa Upsilon dental honor society.

Dr. Ganzman currently lives in Northbrook, Illinois with her husband Gary and their two sons Eli and Ari.  In her free time, she enjoys spending time with family and friends, traveling and yoga.

JoAnn Butters, Dental Hygienist

JoAnn is originally from Wilton, Iowa where she grew up and went on to the University of Iowa where she received her Bachelor of Science degree in Dental Hygiene.  JoAnn has been in Chicago since 1991 and has been with our practice since 1997.

JoAnn lives on the north side of Chicago and lives with her musician husband, Steve, her son Zachary and three black cats.  JoAnn enjoys exercising, reading and traveling the world.

Karyn Tanis, Dental Hygienist

Karyn grew up in northwest Indiana, just outside of Chicago.  Karyn received her dental hygiene degree from Indiana University Northwest in 2003 where she was the class historian and graduated with honors.

In her spare time Karyn enjoys working out and exploring the many restaurants and neighborhoods of Chicago.

Tammy Madura, Dental Hygienist

Tammy grew up in Forreston, Illinois, a small town in northwest Illinois.  Tammy received her Associate of Science in Dental Hygiene from the College of Dupage in 2004.

Tammy lives in Park Ridge with her husband Matt and their daughters Mia and Harper.  She enjoys running, traveling and spending time with family and friends in her free time.

Ashley Lee, Dental Hygienist

Ashley grew up in Munster, Indiana.  She graduated from Munster High School and went on to Indiana University to receive her Associate of Science degree in Dental Hygiene. .

Ashley lives in Indiana with her husband Matt and their two dogs, Althea and Rosa.  She enjoys reading and taking Althea to the dog beach in her free time.

Jaime Martello, Receptionist

Jaime grew up on the southeast side of Chicago where she graduated St. Francis de Sales High School.  Jaime has also attended Morraine Valley Community College to promote her passion for art, and the Robert Morris University to brush up on her computer skills.

Jaime joined our dental team in 1998 as a dental assistant and has since moved on to be our friendly and outgoing receptionist.  Jaime enjoys yoga, swimming, art projects and traveling with family and friends.

Natalia De La Cruz, Dental Assistant

Natalia grew up in the Elmwood Park area of Chicago and attended high school at the Christian Liberty Academy and three years of college at Wright Community.

Natalia lives in Northlake with her husband, Hermy, two kids, Dominic and Valentina, and their Jack Russel, Sadie and beloved Basset Hound, Riley.  She enjoys spending time with her kids and reading.

Savannah Roper, Dental Assistant

Savannah grew up in Memphis, Tennessee, where she studied Health Sciences at The University of Memphis. She recently moved to Chicago, and resides in the Lakeshore East neighborhood of downtown with her boyfriend, Dustin, and Shih Tzu, Draper.

In her free time, she enjoys trying new restaurants and exploring the city of Chicago.

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The Magnificent Smile Hours


7:30 AM-5:00 PM


8:00 AM-4:30 PM


7:00 AM-4:30 PM


8:00 AM-4:30 PM


8:00 AM-2:00 PM