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Ochsner St. Mary welcomes Marcia Blereau, NP

Ochsner St. Mary welcomes Marcia Blereau, NP

Marcia Blereau, NP, has joined the staff at Ochsner St. Mary Family Medicine Clinic. She will practice alongside Dr. Kazumi Yoshinaga.

Blereau earned a bachelor’s degree in nursing from the University of Louisiana-Lafayette and a master’s degree in nursing from Nicholls State University in Thibodaux. She is a board-certified, advanced nurse practitioner. She holds a national certification with the American Academy of Nurse Practitioners and is a member of the American Nurses Association, the Louisiana Association of Nurse Practitioners and the Sigma Theta Tau International Honor Society of Nursing. In addition, Blereau is a member of the Federal Motor Carrier Safety Administration’s National Registry of Certified Medical Examiners.

With her father, Robert Blereau, MD, Marcia has served St. Mary Parish for the past 20 years. As a family medicine nurse practitioner, Marcia cares for conditions such as arthritis, diabetes, high blood pressure, osteoporosis, annual check-ups, and immunizations.

“We are honored that Marcia, a long-time Morgan City community member, has chosen to continue her career with Ochsner after the recent retirement of her father, Dr. Robert Blereau,” says Jennifer Wise, chief nursing officer and hospital operations administrator for Ochsner St. Mary.

Marcia is looking forward to working with the medical staff at Ochsner St. Mary to provide care to the people in the community and is now accepting new patients. Her office is located at 1302 Lakewood Drive, Suite 200 in Morgan City. If you are interested in scheduling an appointment, please visit or call 985-380-4320.

About Ochsner Health

Ochsner Health is the leading nonprofit healthcare provider in the Gulf South, delivering expert care at its 46 hospitals and more than 370 health and urgent care centers. For 13 consecutive years, U.S. News & World Report has recognized Ochsner as the No. 1 hospital in Louisiana. Additionally, Ochsner Children’s has been recognized as the No. 1 hospital for kids in Louisiana for three consecutive years. Ochsner inspires healthier lives and stronger communities through a combination of standard-setting expertise, quality and connection not found anywhere else in the region. In 2023, Ochsner Health cared for more than 1.5 million people from every state in the nation and 65 countries. Ochsner’s workforce includes more than 38,000 dedicated team members and over 4,700 employed and affiliated physicians. To learn more about how Ochsner empowers people to get well and stay well, visit