Our Practice

The pediatric practice of Kintiroglou Pediatrics is committed to providing the highest level of care to the infants, children and adolescents that we serve.

Our general pediatric practice was started by Dr. Constantinos Kintiroglou in 1981 in Livingston, NJ. The practice was founded following a career as a Neonatologist at the St. Barnabas Medical Center Neonatal Intensive Care Unit. Dr. Kintiroglou also served as the director of Ambulatory Pediatrics at St. Barnabas Medical Center.

He was joined by his son, Dr. John Kintiroglou, in 2000, in our practice facility in West Orange. Dr. John Kintiroglou completed his residency at Robert Wood Johnson University Hospital in the Department of Pediatrics. Dr. Lisa Pivawer joined the practice in 2004 following completion of her pediatrics residency at North Shore University Hospital and a short stay at a pediatric practice in NYC.  Dr. Elina Nachevnik joined the ninpractice August 2011. Dr. Elina completed her residency from Cornell in 2002 and comes aboard after serving as a hospitalist at St. Barnabas Medical Center for the past nine years. Lauren Kohlberg, CPNP joined the practice July 2005.  Lauren attended the University of Rochester and graduated in 1999 with a BSN in nursing.  She then went on to get a Master’s degree in advanced pediatric nursing from Rutgers University in 2005. Veronica DaSilva, CPNP joined the practice November 2012.  Veronica attended Pace University where she received her BSN in science.  She then went on to get a Master’s degree from Rutgers University.

Shannon McCoy, Office Manager joined the practice May 2013.  Shannon attended the University of North Georgia and graduated in 2007 with a Bachelor of Science in Business Administration.  She is available to assist you with any questions or concerns regarding your child’s medical care. Our administrative and clinical staff are dedicated to bringing you the best in pediatric healthcare.  Our staff has a simple yet significant mission: We strive to deliver the finest medical care to our infants, children and young adult patient by establishing close relationships with them as well as their families.



Our practice is conveniently located at 1500 Pleasant Valley Way, West Orange NJ in the Atkins Medical Plaza, Suite 301. We have ample onsite parking and are handicap accessible. Our office suite has separate waiting areas for "well" children and "not so well" children.  We are excited to announce our second location opening in May at 7 James Street, Florham Park, NJ.



Choosing a pediatrician is a very personal decision. Things to consider include a practice that shares your philosophy on the medical care for your child, immunizations and overall convenience with today's busy lifestyles. We do offer optional prenatal visits with one of our physicians by appointment to meet with new prospective parents. These appointments can be made by contacting us at 973.243.0002.

Our physicians have privileges at Saint Barnabas Medical Center in Livingston, New Jersey. We visit the nurseries 7 days a week to congratulate our new parents as well as welcome their new bundles of joy. If you choose to deliver your baby in another facility, we will meet you and the baby in our office within 24 hours of your discharge. Please call the office to schedule your new baby visit. Registration information is available in our forms section of the website. Please make sure that your newest addition is added to your insurance policy within 30 days of life to insure medical coverage.