Berko, Wolvin & Wolvin (2001) identify nine primary types of interviews.

Employment Interview - a means to enter the job market or to change
position, gain a promotion, or achieve a salary increase.

Information-Gathering Interview - the interviewer sets out to obtain
information from a respondent.  This type of interview is important to
journalists, law enforcement authorities, health care workers, students,
business people, and mental health professionals.

Problem-Solving Interview - Both parties meet to solve a problem,
very common in business and industry.

Counseling Interview - designed to provide guidance and support to
the interviewee.

Persuasive Interview - Interviewer seeks to change a person?s beliefs
or behavior.  Lobbyists in government frequently meet with
representatives to encourage a particular vote.

Appraisal Interview - also known as a performance review.  The
interviewer helps the interviewee realize the strengths and weaknesses
in his/her performance.

Reprimanding Interview - The interviewer helps the interviewee to
analyze problems caused by the latter so corrections can be made.

Interrogation Interview - the interviewer uses various probing
techniques to secure information from an interviewee.  Lawyers, law
enforcement officers, and credit officers frequently use this type of
interview.

Media Interview - the interviewer asks questions of a guest for an
audience of third-parties.  The interview may be for informational or
entertainment purposes.

Berko, R., Wolvin, A., & Wolvin, D. (2001). Communicating: A Social and Career Focus (8th
ed.). Boston: Houghton Mifflin.
Types of Interviews