Who can inject
MD, DO, NP, PA under physician supervision; RN scope limited
Registered nurses (RNs)
Limited or not permitted; varies by board interpretation — verify with counsel
Nurse practitioners & physician assistants
NP/PA may inject under physician collaboration; independent practice not permitted
The exam that makes it legal
Required; in-person exam before treatment A valid order or good-faith exam by an authorized provider is what makes an injection lawful — not simply who holds the syringe.
Training expected
No state-mandated injector training beyond licensure.
What to verify in Louisiana
Consult with Louisiana State Board of Medical Examiners to clarify RN injection scope and ensure physician ownership or controlling interest in the medical spa entity.
Primary source: Louisiana State Board of Medical Examiners
General business information for Louisiana medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Louisiana board (and your own counsel) before you act.