Dr. Alex R. Constantinescu, MD

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Get to know Nephrologist Dr. Alex R. Constantinescu, who serves patients throughout the State of Florida.

A board-certified pediatric nephrologist, Dr. Constantinescu is the Chief of the Division of Pediatric Nephrology at Joe DiMaggio Children’s Hospital, seeing patients in the southeast Florida satellite offices located in Hollywood, Weston, Miramar, and Boca Raton. As such, he treats a wide range of kidney diseases, including proteinuria, hematuria, nephrotic syndrome, kidney stones, renal insufficiency, inflammatory diseases affecting the kidneys, hypertension, and kidney transplant recipients.

“Every day my patients help me become a better listener, more patient. They keep me younger and inspire me to look for new ways to create happy moments during the stressful doctor’s visit. I like to see kids bounce back from their illness quickly. The recognition I get from my patients is one of my greatest accomplishments” expressed the doctor.

Joe DiMaggio Children’s Hospital is one of the region’s leading pediatric hospitals, offering a comprehensive scope of healthcare services and programs in a child-friendly atmosphere. The team of pediatric nephrologists and researchers at the hospital is participating in clinical trials to understand how to best treat children with kidney diseases. In addition, fundraising is underway with their dialysis and transplant teams to help their less fortunate patients.

A native of Romania, Dr. Constantinescu graduated with his medical degree from the University of Medicine and Pharmacy Timisoara in 1985. After relocating to the United States, he completed internship in pediatrics at Flushing Hospital Medical Center, Flushing, NY in 1990, and residency at the Westchester County Medical Center, Valhalla, NY in 1992. He completed his fellowship in pediatric nephrology at Albert Einstein College of Medicine/Montefiore Medical Center, Bronx, NY in 1995.

An expert in his field, the doctor is board-certified in pediatric nephrology by the American Board of Pediatrics (ABP). The mission of the ABP is to advance child health by certifying pediatricians who meet standards of excellence and are committed to continuous learning and improvement.

Professionally, Dr. Constantinescu is an active member of the International Pediatric Nephrology Association, the American Society of Nephrology, the Florida Society of Nephrology, the American Society of Pediatric Nephrology, the American Society of Hypertension and the American Heart Association Council for High Blood Pressure Research. 

In his professional experience, he maintains hospital privileges at the Memorial Hospital Miramar, Memorial Hospital West, and Memorial Regional Hospital, and West Boca Medical Center.

Nephrology is a specialty of medicine and pediatrics that concerns itself with the kidneys. It is the study of normal kidney function and kidney disease, the preservation of kidney health, and the treatment of kidney disease, from diet and medication to renal replacement therapy. Nephrologists have advanced training in treating kidney disease. They diagnose and treat kidney failure, as well as help patients by prescribing medications, offering special diet advice, and coordinating dialysis care or kidney transplantation when it becomes necessary.

Among his most notable achievements, Dr. Constantinescu has been the recipient of the Young Investigator’s Award by the National Kidney Foundation of New York/New Jersey (1998), Best Doctors in America Award, Top Pediatrician Award, and Who’s Who in Healthcare Award.

On a more personal note, he likes nature, and enjoys reading, painting, and traveling. He is fluent in English, Spanish, and Romanian.

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