Dr. Ilene Fennoy, MD

Clinical Trials

• NAFLD in Adolescents and Young Adults With PCOS
• Metformin for Ectopic Fat Deposition and Metabolic Markers in Polycystic Ovary Syndrome (PCOS)
• Reduce Obesity and Diabetes
• Safety and Efficacy Phase 3 Study of Long-acting hGH (MOD-4023) in Growth Hormone Deficient Children

Media Releases

Get to know Pediatric Endocrinologist Dr. Ilene Fennoy, who serves patients in New York, New York.

Rated one of New York Magazine’s Best Doctors and America’s Top Doctors by Castle Connolly, Dr. Fennoy is a competent pediatric endocrinologist with additional certification as a physician nutrition specialist and as an obesity medicine specialist. She treats conditions such as disorder of calcium metabolism, type 2 diabetes mellitus, osteoporosis, growth disorder, and obesity.

In her current capacity, she serves as the Medical Director of the Comprehensive Adolescent Bariatric Surgery Program & the Director of the POWER Program for Overweight Education and Reduction at Morgan Stanley Children’s Hospital of NewYork-Presbyterian in New York City, New York. 

NewYork-Presbyterian Morgan Stanley Children’s Hospital offers the best available care in every area of pediatrics, including the most complex neonatal and critical care, and all areas of pediatric subspecialties, in a family-friendly and technologically-advanced setting. It is a part of NewYork-Presbyterian Hospital and the Columbia University Irving Medical Center.

Alongside her clinical role, Dr. Fennoy serves as a Professor of Pediatrics at Columbia University Irving Medical Center. She has focused much of her research on the comorbidities identified in morbidly obese children and adolescents, as well as the impact bariatric surgery has on these problems. In addition, she has been involved in a school-based study to evaluate the impact of a nutrition education curriculum and exercise program on the changes in insulin resistance in middle school children.

Before embarking on her professional journey, Dr. Fennoy earned her medical degree from the University of California San Francisco School of Medicine in 1973. Her pediatric training was done within the Department of Social Pediatrics at Montefiore Hospital in the Bronx, New York. This was followed by nutrition training at the Institute of Human Nutrition, Columbia University, and pediatric endocrine training with the Pediatric Medicine Branch of the National Institute of Child Health in Bethesda, Maryland. She also holds a Master of Public Health degree from the Columbia Mailman School of Public Health.

The doctor is board-certified in both pediatrics and pediatric endocrinology by the American Board of Pediatrics, which is an independent, nonprofit organization whose certificate is recognized throughout the world as a credential signifying a high level of physician competence. Her research interests include childhood obesity, bone health, and Klinefelter syndrome.

To advance her professional efforts, she remains a member of several professional organizations, including the American Academy of Pediatrics (Fellow), the American Association of Clinical Endocrinologists (Fellow), the New York Academy of Medicine, and the Medical Society of the State of New York.

Pediatric endocrinology is a medical subspecialty dealing with disorders of the endocrine glands such as variations of physical growth and sexual development in childhood, diabetes, and many more. A pediatric endocrinologist is a doctor who specializes in the diagnosis and treatment of children with diseases of the endocrine system such as diabetes and growth disorders. 

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