Registered nurses (RNs)
Yes, under physician delegation and direct supervision
Nurse practitioners & physician assistants
May inject under physician supervision; independent practice not permitted for injections
Supervision & the medical director
Required; physician must supervise and oversee injection protocols
The exam requirement
Required; in-person exam generally required, telehealth varies by board interpretation
What to verify in Michigan
Establish a clear written delegation and supervision agreement with your medical director and verify compliance with Michigan LARA's current guidance on RN and NP/PA scope.
Primary source: Michigan Department of Licensing and Regulatory Affairs (LARA) / Michigan Medical Board
General business information for Michigan medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Michigan board (and your own counsel) before you act.