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About QC Dental Docs, P.C.

At QC Dental Docs, P.C., we take the oral health of our patients very seriously. We care for each patient as if they were a member of our own family, so we offer a range of affordable dental services to help them maintain a healthy mouth.

Dental Care to Maintain a Healthy, Beautiful Smile

Our dental team strives to provide personalized dental care, allowing us to offer high quality dental services for our patients. With comprehensive treatment planning, we strive to help all our patients achieve the maximum dental health benefits. Our doctors listen to your questions, discuss your concerns, and thoroughly evaluate your treatment options and other oral health issues.

QC Dental Docs Staff photo

Meet Our Doctors

Jason R. Benoit, D.D.S.

Dr. Benoit was born and raised in Dubuque, Iowa. He attended St. Ambrose University, where he graduated Magna Cum Laude with a Bachelor of Science Degree in Biology. Dr. Benoit went on to attend the University of Iowa, College of Dentistry where he received his D.D.S. in 1999.

Returning to the Quad Cities, Dr. Benoit became staff dentist at Community Health Care while his wife, Gena, completed her family practice residency through Genesis Medical Center. She used to practice at the Genesis Maplecrest Clinic in Bettendorf and is now practicing at Genesis West Campus in Davenport. He is active in the ADA and IDA. Past president of the Scott County Dental Society, and past president of the Davenport District Dental Society. Dr. Benoit participates as a dental mentor for the University of Iowa, College of Dentistry and the Scott Community College Dental Assisting Program.

Dr. Benoit currently does volunteer work for the Iowa Mission of Mercy, Give Kids a Smile, I-Smile Silver, and the Quad City Health Initiative. Dr. Benoit also recently completed a Mini-Implant Residency Program at Spring Park Oral Surgery and is Solea CO2 All Tissue Laser Dentistry Certified.

Jason enjoys many outdoor activities including fishing, boating, water/snow skiing, and woodworking. Jason and Gena have three wonderful boys: Daniel, Michael, Adam and the family dog Toby. He also enjoys coaching his 3 boys in many different sports throughout the year.

Thomas P. “Chip” Irwin, Jr., D.M.D.

Dr. Irwin received his B.S degree in biology from Birmingham Southern College in Birmingham, Alabama. He went on to receive a D.M.D (Doctor of Medical Dentistry Degree) in 1986 from the University of Alabama’s School of Dentistry, in Birmingham, Alabama.

Following graduation from dental school, Dr. Irwin completed one year of general dentistry residency in the United States Army at Fort Carson, Colorado Springs, Colorado and then three years of general dentistry in Giessen, Germany. He has been in private practice in the Quad Cities since 1990.

He is active in the ADA, IDA and was past president of both the Davenport District Dental Association and the Scott County Dental Society. Dr. Irwin is also part of the Iowa Study Club.

Born and raised in Tennessee, Dr. Irwin enjoys many activities including snowmobiling, hiking, ATV adventures and traveling around the U.S.A. He also enjoys spending time with family and friends. His wife, Dawn, is a hygienist in the practice. His kids, Blake and Taylor are his pride and joy.

Jonathan Wenger, D.D.S.

Dr. Jonathan Wenger is originally from Durant, Iowa. He attended The University of Iowa for undergraduate studies in neurobiology and went on to receive his DDS (Doctor of Dental Surgery) degree from the University of Iowa College of Dentistry and Dental Clinics in 2013.

Since then Dr. Wenger has been a proud member of the QC Dental Docs team and has also participated in the Iowa Mission of Mercy and Give Kids a Smile outreach programs. He is a current member of the American Dental Association, Iowa Dental Association, Davenport District Dental Association, Scott County Dental Society and the Illowa Study Club. Dr. Wenger is also Solea CO2 All Tissue Laser Dentistry Certified.

When Dr. Wenger is not working, he enjoys spending time with his wife, Alex, his dog, Lucy, as well as friends and family. His interests include music, motorcycle riding, camping, hiking, fishing and enjoying the outdoors.

Kelly Kingma, D.D.S.

Dr. Kelly was born and raised in Davenport, Iowa. She attended the University of Iowa for her undergraduate studies and then went on to attend the University of Iowa College for Dentistry where she received her D.D.S. in 2008.

After graduating Dr. Kelly worked as an associate in Cedar Rapids while her husband, Chris, completed his dental degree, 1 year dental residency at the University of Iowa Hospitals and Clinics, and Endodontic residency at Marquette University. Currently Dr. Kelly and her family live in Davenport and her husband practices at Drs. Witt and Taylor’s office in Davenport.

Dr. Kelly is currently a member of the ADA, IDA, and a new member to the Scott County Dental Society and Davenport District Dental Association.

Kelly loves spending time with her family and enjoys any outdoor sporting activities including golf, swimming, and anything HAWKEYE! Kelly and Chris have a daughter, Katelyn, a son, Kyle, and a goldendoodle, Bailey.

Meet Our Hygenists

Dawn Irwin

Education: B.S. Dental Hygiene, University of Alabama, Birmingham. 1986

Awards: Member Dental Hygiene National Honor Society

Affiliations: American Dental Hygiene Association

Experience: Specialty Practice Periodontal - 1986
Military/Community Health -1987-1990
Private Practice - 1990 - Present

Personal: Married to Dr. Chip Irwin, two children Blake and Taylor. Enjoys outdoor activities and sports.

Cindy Thompson

Education: B.S. Dental Hygiene, University of Iowa. 1981

Experience: 30+ years private practice - Dental Hygiene

Personal: Married to Dave, two boys Michael and Ryan.

Cindy Walls

Education: B.S. Health Education/Certificate - Dental Hygiene, Ohio State University in 1982.

Experience: Over 30 years - Dental Hygiene

Personal: Married to J.D. with three daughters, Erin, Maggie, Jenna, son-in-law Jeff and new granddaughter Ellie Rose in Grand Rapids, Michigan. Enjoys golfing, gardening and spending time with family. Moved to Iowa from Dayton, Ohio in 1986. Quad-City resident since 1993.

Darcy McCaw

Education: B.A. in psychology from Northern Iowa and Hawkeye Community College for Dental Hygiene 2001.

Experience: Over 15 years - Dental Hygiene

Personal: Married to John with two children. Loves spending time with family and friends and enjoys traveling and shopping.

Dee McCutcheon

Education: Received her Associate of Applied Science Degree in Dental Hygiene from Kirkwood Community College.

Affiliations: Active member of the American Dental Hygienists Association and the Iowa Dental Hygienists Association.

Experience: Licensed Dental Hygienist in the state of Iowa since 2009.

Personal: Married to her husband Nick, has 2 children and 2 grandsons, who are her sunshine and a dog Cooper. Enjoys spending time with family and friends, as well as spending time at sporting events and being outdoors.

Keri Knowles

Education: Graduated from PPCC in Pueblo, Colorado with a A.A.S. degree in Dental hygiene in 2004.

Work Experience: Has been practicing Dental Hygiene for 13 years. Practiced in Colorado Springs, Colorado for 2 years and has been practicing in the Quad Cities for over 11 years.

Personal: Is from Wichita Falls, Texas. Enjoys working out, outdoor activities, being with family, church activities and hanging out with husband and 3 fur babies.

Andrea Flores

Education: Received her Associates in Applied Science in Dental Hygiene at Parkland College in Champaign, IL.

Experience: Licensed RDH in IA and IL for 23+ years. Has worked in Periodontal and Pediatric offices as well as general dentistry.

Personal: Married for 23 years and has a 21 year old daughter and 18 year old son. Hobbies include, biking, walking her 2 dogs, photography, cooking and Pinterest.

Meet Our Staff

Sarah Costello - Office Manager

Education: Graduated Dental Assisting School, 2000 - Scott Community College. Continuing Education - Dental Hygiene.

Experience: Working in the dental field for over 16 years as an assistant and as a part of the front office team.

Personal: Married to her husband, Bryan, and has three daughters. Enjoys spending time with her family and working around the house.

Karina Fisk

Education: Graduated from Dental Assisting Technologies in Moline, IL in 2008

Work Experience: Has been working in the dental field for over 8 years and loves what she does!

Personal: In her spare time she enjoys running outside, going to the gym, loves spending time with friends and family, and enjoys outdoor activities and sports.

Savanna Goertzen

Savanna has been successfully working in the dental field since she received her degree from Scott Community College’s Dental Assisting School in 2006. Outside of helping dental patients at QC Dental Docs, P.C., she loves spending time with her family, camping, and boating.

Kellie Cox

Education: Graduated from Illinois State University in 2010

Work Experience: Has over 6 years of experience in the dental field working as a front office assistant.

Personal: She is originally from Peoria and recently moved to the Quad Cities. She enjoys being outside attending concerts, decorating, and having fun with family, friends and husband Jake.

Meet Our Dental Assistants

Amber Prieto

Education: Scott Community College

Experience: Registered Dental Assistant since 2016

Personal: Enjoys playing volleyball and spending time with her three kids.

Diedra Barnes

Education: Graduated from Apollo College Dental Assisting program in 2007.

Experience: Registered Dental Assistant for 10 years.

Personal: Enjoys spending time with family and friends.

Kayshia Nuci

Education: Graduated from Scott Community College Dental Assisting program in 2013.

Experience: Dental Assistant since 2013.

Personal: Enjoys spending time with her husband and three children; Kaylee, JC and Eli.