How to Become a Certified Nursing Assistant in Missouri
In Missouri, a CNA license typically requires 175 hours of pre-license education, a 70-question national plus state exam, a 70% passing score.
Provides hands-on patient care under RN supervision. Two-part exam: written + clinical skills. Requirements change — always confirm with Missouri Department of Health and Senior Services — Nurse Aide Registry before paying.
Licensing steps in Missouri
- 1Meet the basic requirements
Minimum age 18; a criminal background check is required.
- 2Complete pre-license education
175 hours of approved training is the documented requirement in Missouri.
- 3Register and pass the exam
The exam is administered by Headmaster (D&S Diversified); you need 70% to pass.
- 4Pay fees and get licensed
Fee schedule not published here — verify with the board.
- 5Stay current
License renews every 2 years.
CNA requirements — Missouri at a glance
| Education hours | 175 hrs |
| Exam vendor | Headmaster (D&S Diversified) |
| Questions (national/state) | 70 / — |
| Passing score | 70% |
| Exam fee | — |
| Application fee | — |
| License fee | — |
| First-attempt pass rate | not published |
| Retake rule | — |
| Renewal | every 2 years |
| Reciprocity | — |
Official source: Missouri Department of Health and Senior Services — Nurse Aide Registry ↗
Frequently asked questions
How long does it take to get a CNA license in Missouri?
After completing 175 hours of education, most candidates need 4-12 weeks of study before the exam. Total timeline depends on scheduling.
How hard is the CNA exam in Missouri?
Official first-attempt pass rates are not published by Missouri; check the state board.
What does the CNA license cost in Missouri?
Fees are not published here — check the official board site.
Can I transfer my CNA license to Missouri?
Reciprocity rules for Missouri are not published here — check both state boards.
Plan your CNA licensing in Missouri
This guide is informational and not legal advice. Requirements change frequently — verify all figures with Missouri Department of Health and Senior Services — Nurse Aide Registry (retrieved 2026-08-20).