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About
Marcelo J. Barrionuevo, M.D. is a board-certified Reproductive Endocrinologist at IVF Florida Reproductive Associates, seeing patients at the Margate and Pembroke Pines locations. With more than 25 years of experience, he provides thoughtful, individualized care for a wide range of fertility challenges, including IVF, fertility preservation, and complex diagnoses involving both female and male infertility. Patients consistently describe him as thorough and compassionate, noting that he “explains everything in absolute detail” and never makes patients feel rushed.
Dr. Barrionuevo joined IVF Florida in 1998 after completing his REI fellowship at the University of South Florida, where he also served on faculty. He currently serves as a volunteer clinical professor at the University of Miami, Florida International University, and Florida Atlantic University.
Clinical Expertise
- In vitro fertilization (IVF): full-cycle management from ovarian stimulation through embryo transfer, with individualized stimulation protocols.
- Fertility preservation: egg and embryo freezing for patients planning to delay parenthood or facing medical treatment.
- Female infertility: evaluation and treatment of ovulation disorders, diminished ovarian reserve, and endometriosis.
- Male infertility: assessment and treatment planning for male-factor infertility, coordinated with ICSI when appropriate.
- Complex case second opinions: comprehensive re-evaluation and revised planning for patients with prior failed cycles.
Why Choose Dr. Barrionuevo
25+ years of clinical experience: an ASRM member since 1991, his career spans Argentina, Detroit, and South Florida, bringing deep experience with patients from diverse backgrounds.
2026 Castle Connolly Top Doctor: the Castle Connolly distinction is based on peer nomination and professional credential review, reflecting strong standing within reproductive medicine.
Past president of the Florida REI Society: he has led the Florida Society of Reproductive Endocrinology and Infertility and served as president of the Miami and Fort Lauderdale OB/GYN societies, making him a central figure in Florida reproductive medicine.
Volunteer clinical professor at three medical schools: he teaches residents and fellows at the University of Miami, FIU, and FAU, earning multiple teaching awards and staying at the leading edge of new developments.
Professional Affiliations
Dr. Barrionuevo holds board certification in both Obstetrics and Gynecology and Reproductive Endocrinology and Infertility. He completed his OB/GYN residency at Sinai Hospital of Detroit and his REI fellowship at the University of South Florida. He has held leadership positions including REI Division Director at Memorial Health System and HCA Florida Northwest Hospital, and has been recognized with multiple teaching and service awards, including the Victor Hugo Gonzalez-Quintero Mentorship Award and the Salih Yasin Exemplary Physician Award at the University of Miami.
Suitable For
- IVF treatment: patients seeking comprehensive, individualized IVF management.
- Fertility preservation: those planning to delay parenthood or preserve fertility before medical treatment.
- Complex male and female infertility: patients with multifactorial or difficult-to-treat causes.
- Patients seeking thorough, compassionate communication: his reviews highlight that no question is ever dismissed and every step is explained in detail.