Training & certification expected
No state-mandated injector training beyond licensure, but employer protocols typically required
The license that lets you inject
MD/DO, NP/PA under physician supervision, RN under physician delegation
If you’re an RN
Yes, under direct physician delegation and supervision
Why the order still matters
Required; in-person exam mandatory before treatment Training gets you the skill; a valid order or good-faith exam is what keeps the treatment lawful.
What to verify in California
Verify physician supervision requirements and ensure compliance with California's strict corporate practice of medicine doctrine before opening.
Primary source: California Medical Board, California Board of Registered Nursing
General business information for California medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the California board (and your own counsel) before you act.