Language: English
Gender: Male
Pediatric Surgery
520 East 70th Street, L-718
New York, NY 10065
P: 212-746-5247 | F: 212-746-3884
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Personal Statement

Coming soon!
View Biography


Board Certifications
  • Surgery
  • Pediatric Surgical Oncology
  • Pediatric Head and Neck Surgery
  • Pediatric Thoracic Surgery
  • Pediatric Surgery
  • Surgery
  • Imperforate Anus
  • Hirschsprung's Disease
  • Minimally Invasive Pediatric Surgery
  • Pediatric Minimal Access Surgery
  • Pediatric Laparoscopic Surgery
  • Esophageal Atresia
  • Tracheo-Esophageal Fistula
  • CPAM (Congenital Pulmonary Airway Malformation)
  • CCAM (Congenital Cystic Adenomatoid Malformation)
  • Prenatal Congenital Abnormality Counseling
  • Pulmonary Sequestration
  • Chest Wall Deformity
  • Pectus Excavatum
  • Inflammatory Bowel Disease
  • Repair of Inguinal Hernia In Pediatric Patient
  • Undescended Testicle
  • Circumcision
  • Vascular Malformation

Insurance Plans Accepted

The following represents most of the managed care plans accepted by this physician. If your insurance carrier does not appear here please contact the physician’s office as they may have individual contracts not included on this site.

* indicates this physician is no longer accepting new patients with this insurance plan.

  • AETNA [Medicare]
  • Aetna - Weill Cornell [POS]
  • Affinity Essential
  • Affinity Health Plan
  • Emblem Select Care
  • Empire Blue Cross/Blue Shield [Mediblue (Senior)]
  • Empire Blue Cross/Blue Shield [PPO]
  • Empire Blue Cross/Blue Shield [HMO]
  • Empire Blue Cross/Blue Shield [EPO]
  • Empire Blue Cross/Blue Shield [Pathway X]
  • Empire Blue Cross/Blue Shield [Pathway X Enhanced]
  • Empire Empire Blue Cross/Blue Shield HealthPlus
  • Empire Empire Blue Cross/Blue Shield HealthPlus [CHP]
  • Fidelis Care
  • GHI [CBP]
  • Health First
  • Health Insurance Plan of NY (HIP) [Medicare]
  • Health Insurance Plan of NY (HIP) [Medicaid]
  • Health Insurance Plan of NY (HIP)
  • Health Republic
  • Medicaid
  • Medicare
  • Oscar
  • Oxford Health Plans [Liberty]
  • Oxford Health Plans [Freedom]
  • Rockefeller University - CoreSource
  • UHC Compass
  • United Empire
  • United Health Care
  • United Health Care [Medicare]
  • United Health Care [Community Plan]
  • VNSNY CHOICE Medicare [Medicare]
  • VNSNY CHOICE Medicare [HMO]


  • B.S., Duke University, 2000
  • M.D., New Jersey Medical School, University of Medicine and Dentistry of New Jersey, 2004

Honors and Awards

National Merit Scholarship, 1996-2000

Young Adult Volunteer of the Year, Durham Herald-Sun, Durham, NC, 2000

Governor’s Award for Outstanding Volunteer Service, State of North Carolina, 2000

AOA Honor Medical Society, 2003-2004

Gold Humanism Honor Society, 2004

Leonard Tow Humanism in Medicine Award, 2004

Jonathan Rhoads Research Award, 2010

Penn Pearl Teaching Award, 2011

Leonard D. Miller Teaching Award, 2011



Assistant Professor of Surgery (Pediatric Surgery)
Weill Cornell Medical College

Assistant Attending Surgeon
NewYork-Presbyterian Hospital


Demetri J. Merianos, MD is Assistant Professor of Surgery in the division of Pediatric Surgery and Pediatric Trauma at Weill Cornell Medical College and  Assistant Attending Surgeon at New York-Presbyterian/Weill Cornell Medical Center.  Board-certified in both pediatric and general surgery, he specializes in pediatric minimally invasive surgery, including advanced laparoscopic and thoracoscopic procedures.  He enjoys a wide range of clinical interests and expertise, including neonatal and congenital anomalies, pediatric general and thoracic surgery, pediatric gastrointestinal surgery, and pediatric surgical oncology.  

Dr. Merianos is fluent in Spanish and Greek. He received his undergraduate degree from Duke University in 2000.  He earned his medical degree from UMDNJ--New Jersey Medical School in 2004, where he was elected to the AOA Honor Medical Society, and graduated at the top of his class.  He completed his internship and residency in general surgery at the Hospital of the University of Pennsylvania in 2011, where he received both the Penn Pearl and Leonard D. Miller Teaching Awards.  During his residency, he completed a two year research fellowship at the Children’s Hospital of Philadelphia in the laboratory of Alan Flake.  He performed research on the immune barriers to in utero stem cell transplantation, and was the recipient of the Jonathan Rhoads Research Award.  Dr. Merianos then went on to complete a two year clinical fellowship in pediatric surgery at the Children’s Hospital of Los Angeles, under the guidance of Henri Ford.

He is an active member of many prestigious medical and surgical societies, including the American College of Surgeons, the American Pediatric Surgical Association, the American Academy of Pediatrics, the AOA Honor Medical Society, and the Gold Humanism Honor Society.  He has published numerous peer-reviewed journal articles, abstracts, and book chapters.  He has also been invited to present his research findings at a number of national and international scientific conferences.