Jeffrey M. Bishop, D.O.

Medical Director, Board Certified in Addiction Medicine

Dr. Jeffer M. Bishop was born and raised in Florida. He joined the U.S. Navy while attending the University of Nebraska for this undergraduate degree in Medicine. When he left the Navy, he went on to graduate from e Philadelphia College of Osteopathic Medicine in 1985.

He worked in Family Medicine for 35 years before retiring from his practice. He then went on to be the Chief Medical Officer at Wellington Regional Medical Center for an additional seven years until resigning from his position in 2013 and started Addiction Medicine.

He is a member of over a dozen professional medical associations and in his free time enjoys a number of different activities. Although now retired from racing, was a member of the International Motor Sports Association and Sports Car Club of America. Dr. Bishop is also a certified open water scuba diver, he enjoys fishing, traveling, and hunting.

JOHN GAU

DIRECTOR OF OPERATIONS

John’s key responsibilities include maintaining the day-to-day operations from both a clinical and housing perspective. John’s goal is to monitor every department to ensure proper policies and procedures are in place and client care is carried out effortlessly. John joined Amethyst as a behavioral health technician where he quickly developed strong personal relationships with the clients through support and guidance. John understands first hand the struggles of addiction and strives to provide a safe environment for clients. John is a Certified Recovery Residence Administrator.

CORI BAIZA

FINANCE ADMINISTRATION MANAGER

Cori’s key responsibilities include supervising financial operations, and daily financial reporting and account management. Cori’s goal is to ensure all patient’s needs are met in an accurate and timely manner. She is a Certified Recovery Residence Administrator with The Florida Certification Board and licensed Notary Public in the state of Florida. Her experience includes accounting and finance training.

AMANDA MARINELLI, DNP, BBA, AG NP-BC, PMHNP-BC, CARN-AP

PSYCHIATRIC NURSE PRACTITIONER

Amanda Marinelli is a Board Certified psychiatric mental health nurse practitioner (PMHNP-BC) with over 10 years of experience in the field of mental health and substance abuse. Amanda completed her Doctor of Nursing Practice and Post Masters Certification in Psychiatry at Florida Atlantic University. She is a current member of the Golden Key International Honor Society and the Delta Epsilon Iota Honor Society.

MARK GUDIM

DIRECTOR OF FACILITIES

Mark’s key responsibilities include handling day-to-day maintenance matters and oversees our Environment of Care management plan in conjunction with Joint Commission and DCF regulations. Mark’s goal is to provide a safe environment where distractions are minimized, and treatment is the primary focus for clients and staff alike. Mark received a bachelor’s degree in Business Administration, with a minor in Economics from the University of Rhode Island. He is a licensed residential home inspector in the state of Florida and relates his unique experience of analyzing a property and/or housing condition to determining any necessary course of action at our facility.