Registered nurses (RNs)

Yes, under physician delegation; scope defined by Board of Nursing

Nurse practitioners & physician assistants

NP/PA may inject under collaborative agreement with physician; independent practice not permitted for injectables

Supervision & the medical director

Required for medical spa operations

The exam requirement

Required; in-person examination mandatory before treatment

What to verify in New Hampshire

Establish a written collaborative agreement with your medical director and document all delegation protocols before opening.

Primary source: New Hampshire Board of Medicine and Board of Nursing

General business information for New Hampshire medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the New Hampshire board (and your own counsel) before you act.

See the full New Hampshire regulation profile →