Can a nurse practitioner treat without a supervising physician in California?

Who treats · part of The Practice Perimeter

Short answer
Only if the NP qualifies under AB 890 and works in one of the specified settings — no standardized procedures needed, and no aesthetic carve-out; but for elective cosmetic laser or IPL a trained physician must still be immediately available.

AB 890 permits a qualifying nurse practitioner to practice in specified settings without standardized procedures, and bars the listed entities from interfering with or directing that nurse practitioner’s professional judgment in a manner prohibited by Section 2400. It creates no carve-out for aesthetic practice.

Cal. Bus. & Prof. Code §2837.103 · verified Jul 26, 2026 · regulatory monitoring, not legal advice

The rest of what California says on this

  • A registered nurse administering medications or therapeutic agents must be implementing a regimen ordered by, and within the scope of licensure of, a physician, dentist, podiatrist or clinical psychologist. Functions shared with other practitioners are performed under standardized procedures developed within an organized health care system.

    Cal. Bus. & Prof. Code §2725 · verified Jul 26, 2026 · read at Public.Law — California Codes

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