in Re Ramin Siroosian, Chiropractic Doctors Clinic and Tina Yeshigeta

OPINION

SUE WALKER, Justice.

I. Introduction

This original proceeding arises from a car wreck case. Respondent, the Honorable Robert Ramirez, issued an order com-, pelling Relator Ramin Siroosian, one of the plaintiff’s treating, non-retained, non-testifying1 chiropractic doctors, to answer de*922position questions about software utilized by and collections, revenues, and billings of Relator Chiropractic Doctor’s Clinic (CDC) and compelling Siroosian to answer a question about political contributions he has made. Relators2 filed this original proceeding seeking a writ of mandamus requiring…