Registered nurses (RNs)
Yes, under physician delegation and supervision
Nurse practitioners & physician assistants
NP/PA may inject under physician collaboration; independent practice limited
Supervision & the medical director
Required for medical spa operations; physician oversight mandatory
The exam requirement
Required; in-person exam before treatment
What to verify in District of Columbia
Retain a DC-licensed physician as medical director and ensure all delegation protocols are documented in writing.
Primary source: DC Department of Health, Board of Medicine
General business information for District of Columbia medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the District of Columbia board (and your own counsel) before you act.