Registered nurses (RNs)
Yes, under physician delegation and supervision
Nurse practitioners & physician assistants
NP/PA may inject under physician supervision; independent practice limited
Supervision & the medical director
Required for medical spa operations
The exam requirement
Required; in-person or telehealth permitted
What to verify in Iowa
Establish a written medical director agreement that clearly defines supervision responsibilities and ensure all RN/NP/PA delegations are documented.
Primary source: Iowa Medical Board / Iowa Board of Nursing
General business information for Iowa medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Iowa board (and your own counsel) before you act.