Daniel R. Christie, M.D., is subspecialty certified in Reproductive Endocrinology and Infertility, joined IVF FLORIDA Reproductive Associates in March 2010 to treat patients in our Miami and Pembroke Pines offices. He completed his subspecialty fellowship training in Reproductive Endocrinology and Infertility at the University of Alabama at Birmingham in June 2008. Dr. Christie received his medical degree from the University of Louisville School of Medicine and completed his Residency in Obstetrics and Gynecology at the University of Florida in Gainesville. While there, he received the Berlex Laboratories' Teaching Resident Award and the Golden Apple Teaching Award. Dr. Christie was born in Kansas City, MO, but lived most of his childhood in Kentucky. He and his wife moved to South Florida in 2008 and live in Pembroke Pines.

David I. Hoffman, M.D., is subspecialty certified in Reproductive Endocrinology and Infertility and has over 35 years of experience in the diagnosis and treatment of infertility. He has published over 65 abstracts, articles, and book chapters. He joined Doctor Maxson at the Northwest Center for Infertility and Reproductive Endocrinology in 1989. Prior to coming to South Florida he served on the faculty at the University of Southern California in Los Angeles, as an Assistant Professor in the Department of Obstetrics and Gynecology at Northwestern University in Chicago, Director of the IVF Program at Northwestern Memorial Hospital, and Section Head of the Division of Reproductive Endocrinology and Infertility at Northwestern University Medical School. Currently, in addition to working at our Fort Lauderdale-area offices as an infertility specialist, David I. Hoffman, M.D., also serves as a Voluntary Associate Professor in the Department of Obstetrics and Gynecology at the University of Miami, School of Medicine.

Luis R. Hoyos, M.D., F.A.C.O.G., joined IVF Florida Reproductive Associates in 2021. He is board certified in Obstetrics and Gynecology and board eligible in Reproductive Endocrinology and Infertility. Dr. Hoyos completed a four-year residency at Detroit Medical Center/Wayne State University School of Medicine in Detroit, MI., where he was the Academic Chief Resident and received multiple accolades including, Recognition of Excellence in Minimally Invasive Gynecology, Residency Excellence in Reproductive Endocrinology and Infertility, and Excellence in Academic Achievement for four consecutive years. He then completed his three-year subspecialty fellowship training in Reproductive Endocrinology and Infertility at the David Geffen School of Medicine at UCLA. An accomplished researcher, Dr. Hoyos has published over 20 peer-reviewed articles and has presented at national and international meetings. He is an active member of the American College of Obstetricians & Gynecologists, the American Society for Reproductive Medicine, the Society for Reproductive Endocrinology and Infertility, the International Society for Fertility Preservation and the Pacific Coast Reproductive Society.

Marc R. Gualtieri, M.D., is board-certified in Obstetrics and Gynecology as well as Reproductive Endocrinology and Infertility. He completed his subspecialty fellowship training in Reproductive Endocrinology and Infertility at the University of Southern California in Los Angeles after attending medical school and residency at the University of Miami. Dr. Gualtieri has won numerous awards for his clinical ability, including being inducted into Alpha Omega Alpha Medical Honor Society and being voted Best Clinical Skills in OB/GYN and Top Chief Resident in OB/GYN at the University of Miami. Dr. Gualtieri also was the Most Outstanding Fellow in Reproductive Endocrinology and Infertility at the University of Southern California. His work with stem cell technology and patients with diminished ovarian reserve have garnered him national recognition and top research awards from the Pacific Coast Reproductive Society, Pacific Coast Obstetrical and Gynecological Society, University of Southern California, Department of OB/GYN, and the American Society for Reproductive Medicine. Dr. Gualtieri joined IVF Florida in 2015. He sees patients at the Jupiter and Wellington offices.

Marcelo J. Barrionuevo, M.D., is subspecialty certified in Reproductive Endocrinology and Infertility, is published in his field, and has over 25 years' experience in the diagnosis and treatment of infertility. He joined IVF FLORIDA Reproductive Associates in July 1998 and became a partner in the practice in 2005. Doctor Barrionuevo received his medical degree from the University of Buenos Aires, School of Medicine in Buenos Aires, Argentina. He completed his residency in Obstetrics and Gynecology at Sinai Hospital in Detroit, Michigan, and his fellowship in Reproductive Endocrinology and Infertility at the University of South Florida, College of Medicine in Tampa, Florida, where he served on the faculty before joining IVF Florida Reproductive Associates.

Zoran Pavlovic, M.D., is a Chicago native who has lived across the United States, from coast to coast. He graduated from Creighton University in Omaha, Nebraska, with a major in biochemistry and a minor in bioscience business entrepreneurship. Following that, he pursued his medical education at the University of Central Florida College of Medicine in Orlando, Florida, and completed his residency in OB/GYN at Rush University Medical College in Chicago, Illinois. Currently, Dr. Pavlovic is a fellow specializing in Reproductive Endocrinology and Infertility at the University of South Florida/Morsani College of Medicine. His clinical and research interests include reproductive surgery, fertility preservation, transgender medicine, third-party gestation, AI, embryology, and genetics. He plans to continue focusing on clinical research and surgery beyond his fellowship. Dr. Pavlovic is an advocate for women's health, having served as the ACOG District VI Representative to the AMA. He is passionate about mentoring and educating the next generation. Outside of work, he enjoys traveling, outdoor activities, snowboarding, cooking classes, and seeking new adventures.