How to Become a Dental Assistant in Illinois

Illinois was home to some 14,270 dental assistants as of 2013, the fifth highest of any state in the US. Of these, 10,270 dental assistant jobs were located in the Chicago-Joliet-Naperville Metropolitan Division, ranking this metro area second in the country in terms of employment for dental assistants.

The Illinois State Board of Dentistry recognizes dental assistants as those workers who assist licensed dentists and dental hygienists in treating patients, acting as a “third arm” for the dentist or dental hygienist.

Search Dental Assistant Programs

You know you’re ready to make the move to become an administrative or clinical dental assistant. All you need is the training to make it happen. Learn more about flexible training options and the cost of programs in your area.

Sponsored Listings

The state board recognizes dental assistants and dental assistants qualified in expanded functions as having two different job descriptions:

Dental Assistant – Under the direct training and supervision of a licensed dentist, the dental assistant may perform the following functions:

  • Greet and lead patients to examining room
  • Radiography – operate dental x-ray equipment
  • Expose the dental radiographs
  • Any functions delegated by licensed dentist regarding record keeping, sanitization, oral health education, etc.

Dental Assistant Qualified in Expanded Functions – The dental assistant who is qualified in expanded functions may perform the following duties:

  • Coronal Polishing
  • Placing and finishing amalgam restorations
  • Applying sealants
  • Monitoring a patient under the influence of nitrous oxide, minimal to deep sedation

Requirements to Become a Dental Assistant in Illinois

Dental Assistant – Dental assisting in Illinois is an unlicensed entry-level position that does not have state-mandated requirements for formal training or education, though employers looking for the most qualified candidates often set minimum requirements for education, experience or certification.


Salary and benefits for a dental assistant are likely to increase as they acquire more competencies and perform more functions in the office. Education and training that allows a dental assistant to perform more duties has a direct correlation with higher earning potential.

Dental Assistant Qualified in Expanded Functions – to perform expanded functions, an assistant must meet Illinois’ qualifications in each function. To qualify, an assistant must be 18 years of age and do the following:

  • Complete 1,000 hours of clinical assisting experience


  • Complete Commission on Dental Accreditation (CODA)-accredited dental assisting program (typically results in certificate or diploma, though some associate’s programs exist)


  • Hold current Dental Assisting National Board (DANB) Certified Dental Assistant (CDA) Certification, AND either complete a course in the desired expanded function, OR provide proof that the specific expanded function course has already been completed through an approved dental assisting program

Attending a Dental Assisting Program in Illinois

CODA was established in 1975 and is renown as the only organization able to accredit dental education programs in the United Sates. Attending a CODA- accredited program is necessary for a dental assistant who wishes to qualify for national certification. Accreditation validates the dental assisting program as acceptable to the Illinois State Board of Dentistry.

There are currently five (5) CODA-accredited dental assisting programs in Illinois, which offer certificates in dental office aid, preclinical dental assisting, dental assisting, etc.

Education in a CODA-accredited dental assisting program will include, but are not limited to, the following courses:

  • Infection control practices
  • Dental science
  • Dental materials
  • Chairside assisting
  • Dental radiography
  • Supervised dental assisting practice
  • Preventative dental health education
  • Dental office management
  • Dental radiography
  • Oral and dental anatomy
  • Dental emergencies and pathology
  • Head and neck anatomy
  • Cardiopulmonary Resuscitation
  • Oral embryology and histology

National Certification Options for Dental Assistants in Illinois

The DANB CDA Certification is one of the options candidates can pursue to become a Dental Assistant Qualified in Expanded Functions in Illinois. Along with this, DANB research has found that dental assistants who achieve CDA certification are more likely to earn more per hour than non-certified dental assistants, as well as receive paid vacation benefits, medical insurance, 401(k) pension plan, dental care, paid sick leave, and paid holidays.

To achieve certification, an assistant must complete the CDA exam, which is made up of three exams:

An applicant may take the exams together in the full CDA exam, or they may take the component exams separately within a five-month window. If taken separately, an applicant will pay stand-alone fees for the exams:

  • GC exam fee is $200
  • RHS exam fee is $175
  • ICE exam fee is $175

To qualify for the exam and achieve this certification, an assistant must complete the following three steps:

Step 1: Check Eligibility

There are three routes an assistant may take to qualify:


  • Hold a high school diploma, AND have achieved 3,500 hours of approved work experience, AND hold current CPR certification from DANB-accepted provider


  • Hold previous DANB CDA certification OR be a graduate of an accredited Doctor of Dental Surgery (DDS) or Doctor of Dental Medicine (DMD) program, OR a graduate from a dental assisting program outside the US or Canada, AND hold current CPR certification.

Step 2: Complete Application and Submit Fee

  • The fee for the full CDA exam is $375.

Step 3: Follow the instructions on the Test Admission Notice that DANB sends to schedule a time, date, and testing center for the exam.

The test will be scheduled at a PEARSON VUE testing centers. The Illinois testing centers are located in the following cities:

  • Peoria, IL
  • Springfield, IL
  • Schaumburg, IL

After both completing and passing the exam, DANB will send the official exam results and proof of certification to the assistant.

Dental Assistant Professional Association

The American Dental Assistants Association is a national association dedicated to serving dental assistants and helping them advance their careers through education, legislation, credentialing, and professionalism.

Once a member, assistants can join the Illinois State Chapter in order to gain professional contacts, get involved with networking within their professional community, and to enjoy the many benefits that come with becoming a full member.

The Illinois Dental Assistant Association itself is made up of two regional chapters:

  • Chicago Dental Assistants Association
  • Northwest Illinois Dental Assistants Society

Back to Top