Registered nurses (RNs)
Yes, under physician delegation and supervision
Nurse practitioners & physician assistants
NP/PA may inject under physician collaboration/supervision
Supervision & the medical director
Required; physician must oversee injector protocols
The exam requirement
Required; in-person exam before treatment
What to verify in Oklahoma
Establish a clear physician medical director agreement and delegation protocols before hiring injectors.
Primary source: Oklahoma Medical Board; Oklahoma Board of Nursing
General business information for Oklahoma medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Oklahoma board (and your own counsel) before you act.