Registered nurses (RNs)
Yes, under direct physician delegation and supervision
Nurse practitioners & physician assistants
Requires physician collaboration and supervision
Supervision & the medical director
Required for RN/NP/PA injectors
The exam requirement
Required, in-person preferred
What to verify in Mississippi
Establish a written delegation protocol with your supervising physician and ensure medical director oversight of all injection protocols.
Primary source: Mississippi State Board of Medical Licensure
General business information for Mississippi medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Mississippi board (and your own counsel) before you act.