Section 4658 Of Chapter 2. General Provisions From California Probate Code >> Division 4.7. >> Part 1. >> Chapter 2.
4658
. Unless otherwise specified in a written advance health care
directive, for the purposes of this division, a determination that a
patient lacks or has recovered capacity, or that another condition
exists that affects an individual health care instruction or the
authority of an agent or surrogate, shall be made by the primary
physician.