Obstetrician & Gynecologist in South Miami

Dr. Natalia Echeverri was born in Colombia and immigrated to the US as a young child. She grew up in Miami, attending and graduating from Carrollton School of the Sacred Heart. She received her Bachelors in Biology and her Masters in International Administration with a focus on Public Health from the University of Miami. She then attended medical school at the Herbert Wertheim College of Medicine at FIU, where she was one of the founding members of Mammography Art Initiative, a yearly fundraiser to provide mammograms to underserved women. Additionally, Dr. Echeverri received a grant from the Hearing the Ovarian Cancer Whisper foundation to work side by side with gynecologist oncologists. While pursuing her medical training, Dr. Echeverri also gave birth to her two sons, Sebastian and Nicolas.

Dr. Francisco Jimenez is a board-certified OB/GYN specializing in high risk obstetrics, hormone replacement, and infertility. He was raised and educated in Chicago

Dr. Deborah Siman was born in El Salvador and immigrated to the US as a young child. She grew up in Miami and enjoys being part of a large family.

Dr. Konstantin V. Nikitin is an experienced OB/GYN providing services to women in Miami. As a valuable member of the team at OB/GYN Specialists of South Miami, Dr.

Nathan B. Hirsch, MD, of South Miami OB/GYN Associates, shares the organization’s mission to provide the highest quality of services and care in women’s health standards to women in South Miami, Florida, and its surrounding communities.

Rafael Guinot, MD, is a proud member of the dedicated health care team at South Miami OB/GYN Associates in South Miami, Florida. Dr. Guinot was born in Ponce, Puerto Rico and attended El Colegio Ponceno, an exclusive private Catholic elementary and high school. He graduated at the top of his class and committed himself to pursuing a career in medicine to fulfill his dream of helping those with medical needs. Dr. Guinot began the pursuit of his medical career upon graduation from high school and achieved the highest honors at every milestone.

Dr. Martinez is excited to be returning to Miami after completing her residency at Brooklyn Hospital, where she was Chief resident. She received both her B.A. and M.D. from the University of Florida. She looks forward to assisting patients in all areas of women’s health at South Miami OB-GYN Associates.

Dr. Rene A. Paez was born and raised in the Caribbean island of Puerto Rico. After graduating from Colegio Maristas in 1987, he continued his higher education and received his Bachelor of Science in Industrial Engineering from Rensselaer Polytechnic Institute (RPI), in Troy, New York.

Dr. Vizoso was born in Havana, Cuba and exiled to the United States as an infant. He then grew up between Puerto Rico and Venezuela until he left for college in the northeastern United States. He received his bachelors’ degree with honors from Brown University in Providence, Rhode Island and his medical degree from Yale University in New Haven, Connecticut where he was inducted as an AOA member. Dr. Vizoso then moved to California where he completed his specialty training in Obstetrics and Gynecology at the University of California San Diego Medical Center.

Dr. Damaris Miranda received her Bachelor of Science degree with double majors in Physiology and Psychology from the University of California at Davis. She graduated with honors and received her medical degree from the University of Southern California in Los Angeles.

Born in Connecticut, Dr. Susan Sureen Chi received her medical degree from Dartmouth College and Brown University School of Medicine. She then went on to complete her residency training at the Washington Hospital Center in Washington DC where she received the Golden Apple Teaching Award.

Thomas D. Horst, MD, of South Miami OB/GYN Associates in South Miami, Florida, is committed to providing quality, patient-focused, care to the women of South Miami and its surrounding communities. Dr. Horst was born and raised in Baltimore, Maryland. He attended Gilman School where he excelled in math and sciences and played varsity football, basketball, lacrosse, and golf. He then headed to North Carolina and graduated with a degree in mathematics from Duke University.

Dr. Rosana Rodriguez was born and raised in Puerto Rico and currently resides in Miami.

Dr. Joyce Miller was born in New York City and has lived in Miami since 1972. Board certified in obstetrics and gynecology, she has been in practice since 1992 and devoted exclusively to gynecology since 2006. Her interests range from adolescence to the postmenopausal years. In her spare time, Dr. Miller enjoys spinning, weight training, reading, and gardening.

Dr. Roca was born and raised in Miami. He graduated from Christopher Columbus High School and then went on to attend Duke University in North Carolina, where he earned a degree in Molecular Biology with minors in Chemistry and Spanish. Following his life-long dream of becoming a physician, Dr. Roca then enrolled at the Medical College of Virginia in Richmond, VA. After graduating he returned to Miami to complete his residency at Jackson Memorial Hospital. He is board certified in Obstetrics and Gynecology and is a member of the American Board of Obstetrics and Gynecology, and the American Medical Association. He has been in private practice since 2005. Dr. Roca is a tri-athlete and enjoys outdoor activities with his wife, Juliana.

Dr. Melissa Acevedo is a New York-trained obstetrician and gynecologist. She was born and raised in Miami, Florida but lived in New York for four years while earning her medical degree and completing her residency program. She currently practices in Miami, Florida, where she provides comprehensive OB/GYN services including high-risk obstetrics and adolescent gynecology care. When she isn't in the clinic, Dr. Acevedo enjoys reading, boating, and fishing.

Dr. Venditto received his Bachelor of Science degree from the University of Texas in San Antonio. He then received his Medical Doctor degree from St. George’s University School of Medicine. After completing medical school, he began specialty training in Obstetrics and Gynecology at Morristown Medical Center in Morristown, New Jersey. In addition to general Obstetrics and Gynecology, he received his certification and specialized training in minimally invasive robotic surgery. He is board eligible for the American Board of Obstetrics and Gynecology, a member of the Florida Medical Association and American Association of Gynecologic Laparoscopists.