Training & certification expected

No state-mandated injector training beyond licensure.

The license that lets you inject

MD, DO, NP, PA, RN under physician supervision/delegation

If you’re an RN

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

Why the order still matters

Required; in-person or telehealth allowed with physician oversight Training gets you the skill; a valid order or good-faith exam is what keeps the treatment lawful.

What to verify in Washington

Verify RN delegation scope with Washington State Board of Nursing and establish clear protocols for physician oversight of all injections.

Primary source: Washington Medical Commission; Washington State Board of Nursing

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

See the full Washington regulation profile →