Cal. Bus. & Prof. Code § 3163

Except as provided in Section 3078, the name of an optometric corporation and any name or names under which it may be rendering professional services shall contain and be restricted to the name or the last name of one or more of the present, prospective, or former shareholders and shall include the words optometric corporation or wording or abbreviations denoting corporate existence, provided that the articles of incorporation shall be amended to delete the name of a former shareholder from the name of the corporation within two years from the date the former shareholder dies or otherwise ceases to be a shareholder.