Registered nurses (RNs)

Yes, RN may inject under NP/PA/MD supervision; LPN scope more limited

Nurse practitioners & physician assistants

NP/PA may practice and inject with physician collaboration; independent practice permitted in some contexts

Supervision & the medical director

Not strictly required; physician supervision/collaboration required for RN/LPN injectors

The exam requirement

Required; in-person or telehealth permitted

What to verify in Arizona

Ensure written protocols for RN/LPN supervision and document physician collaboration agreements, but Arizona's permissive framework allows significant operational flexibility.

Primary source: Arizona Medical Board; Arizona Board of Nursing

General business information for Arizona medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Arizona board (and your own counsel) before you act.

See the full Arizona regulation profile →