Katherine Roehrich IVF Coordinator Katherine coordinates patients who are undergoing IUI and IVF procedures. She also is in charge of the Donor Egg Program. Jane Marquez Medical Assistant Jane is responsible for the daily monitoring of patients undergoing treatment and assists Dr. Garcia with patient care. Monitoring includes overseeing medications, blood hormone levels and sonograms daily. Tatiana Arango Medical Assistant Tatiana is the newest addition to our staff. She manages our inhouse blood laboratory and assists the IVF coordinator and the other medical assistant.