## Overview
Both Certified Anesthesiologist Assistants (CAAs) and Certified Registered Nurse Anesthetists (CRNAs) administer anesthesia, but they have distinct educational backgrounds, practice models, and career trajectories.
Quick Comparison
| Factor | CAA | CRNA |
|---|---|---|
| Degree | Master's | Master's or DNP |
| Background | Pre-med/Science | Nursing (BSN + ICU) |
| Practice Model | Team-based with MDAs | Independent or team |
| States Practicing | 21 states | All 50 states |
| Avg. Salary | $175,000 - $220,000 | $180,000 - $280,000 |
Educational Path
CAA (Certified Anesthesiologist Assistant)
- Prerequisite: Bachelor's degree (pre-med track)
- Program Length: 24-28 months
- Degree: Master's in Anesthesia
- Certification: NCCAA certification exam
CRNA (Certified Registered Nurse Anesthetist)
- Prerequisite: BSN + 1-2 years ICU experience
- Program Length: 24-36 months
- Degree: MSN or DNP in Nurse Anesthesia
- Certification: NBCRNA certification exam
Scope of Practice
CAA
- Must work under physician supervision (anesthesiologist)
- Team-based anesthesia care model
- Cannot practice independently
- Licensed in 21 states (and growing)
CRNA
- Varies by state: independent or supervised
- 25 states allow full practice authority
- Can be the sole anesthesia provider
- Licensed in all 50 states
Salary Comparison
CAA Salary Range
- Entry level: $160,000 - $180,000
- Experienced: $180,000 - $220,000
- Top earners: $230,000+
CRNA Salary Range
- Entry level: $175,000 - $200,000
- Experienced: $200,000 - $260,000
- Top earners: $300,000+
CRNAs generally command higher salaries due to broader geographic demand and independent practice options.
Job Market
CAA Job Market
- Concentrated in 21 states
- Strong demand in states where licensed
- Growing as more states add licensure
- Often work in larger hospital systems
CRNA Job Market
- Available nationwide
- Especially strong in rural areas
- High demand in independent practice states
- More diverse practice settings
Which Path is Right for You?
Consider CAA if:
- You have a pre-med/science background
- You prefer team-based practice
- You want to work in CAA-licensed states
- You value structured work hours
Consider CRNA if:
- You're a registered nurse with ICU experience
- You want geographic flexibility
- You prefer autonomous practice
- You want the highest earning potential
Conclusion
Both CAAs and CRNAs are valuable members of the anesthesia care team. Your choice should depend on your educational background, practice preferences, and geographic goals.
Information current as of January 2025.