Registered nurses (RNs)
Yes, under physician supervision and delegation; specific protocols required
Nurse practitioners & physician assistants
NP/PA may inject under physician collaboration; independent practice limited
Supervision & the medical director
Required for facilities with non-physician injectors
The exam requirement
Required; in-person exam generally required, telehealth varies by board interpretation
What to verify in Tennessee
Obtain written protocols from the Tennessee Medical Board regarding RN injection authority and ensure a qualified medical director oversees all aesthetic procedures.
Primary source: Tennessee Medical Board; Tennessee Board of Nursing
General business information for Tennessee medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Tennessee board (and your own counsel) before you act.