Pursuant to Section 137 of the Code, every licensed psychologist shall include his or her number in any advertising, public directory or solicitation, regardless of whether such a presentment is made under the licensee's own name, a fictitious business or group name or a corporate name.

This requirement shall not apply to psychologists practicing in governmental organizations, nonprofit organizations which are engaged in research, education or services which services are defined by a board composed of community representatives and professionals.