Dr. Roberto Marchitelli

About the Doctor

Dr. Roberto Marchitelli is a highly regarded pediatrician with over 21 years of experience, specializing in general pediatrics and adolescent medicine. He earned his medical degree from the University of Bologna and completed his pediatric residency at Cohen Children’s Medical Center (Zucker School of Medicine at Hofstra/Northwell), followed by a fellowship in pulmonary disease and critical care medicine. Currently practicing in Bellmore, New York, Dr. Marchitelli is affiliated with multiple Northwell Health hospitals, including Cohen Children’s Medical Center. He has received a Patient’s Top Choice award, with a 5/5 patient rating based on 21 reviews. Patients commend him for making time, listening attentively, performing thorough exams, and demonstrating excellent bedside manner. He is currently accepting new patients.

• Over 20 years of experience in pediatrics and adolescent medicine

• Fellowship-trained in pulmonary disease and critical care medicine

• 5/5 patient rating with Patients’ Top Choice recognition

• Affiliated with four Northwell Health hospitals, including Cohen Children’s Medical Center

• Accepting new patients at his Bellmore office

Education & Training

Medical School – University of Bologna
Residency – Zucker School of Medicine at Hofstra/Northwell at Cohen Children’s Medical Center, Pediatrics (1985–1988)
Fellowship/Additional Training – Zucker School of Medicine at Hofstra/Northwell, Pulmonary Disease and Critical Care Medicine (1988–1989)

Medical Conditions Treated

• Acute respiratory infections (bronchiolitis, pneumonia, croup)

• Asthma and reactive airway disease

• Allergies (seasonal, environmental, food)

• Ear infections and sinusitis

• Sore throat (strep throat, viral pharyngitis)

• Fever and viral illnesses

• Gastroenteritis (vomiting, diarrhea, dehydration)

• Eczema and common skin rashes

• Attention-deficit/hyperactivity disorder (ADHD)

• Adolescent health issues (acne, menstrual concerns, mood disorders)

• Obesity and nutritional counseling

• Developmental and behavioral concerns

Medical Procedures Performed

• Well-child physical exams (infants to adolescents)

• Sports and school physicals

• Immunizations per CDC schedule

• Rapid strep testing and throat cultures

• Urinalysis and point-of-care testing (flu, RSV, COVID-19)

• Pulse oximetry and respiratory assessment

• Nebulizer treatments for asthma/wheezing

• Minor wound care and suture removal

• Vision and hearing screenings

• Developmental and behavioral screenings

Services Offered

Dr. Marchitelli provides comprehensive primary care for children from infancy through adolescence, with a special focus on adolescent medicine and respiratory health. His practice emphasizes preventive care, including routine well-child visits, immunizations, and age-appropriate developmental screenings. For acute illnesses, same-day appointments are typically available to manage fevers, infections, asthma exacerbations, and injuries. He also offers chronic disease management for conditions such as asthma, allergies, ADHD, and obesity. Given his fellowship training in pulmonary and critical care medicine, he brings advanced expertise in managing complex respiratory conditions in children. Adolescent patients receive confidential guidance on puberty, mental health, acne, nutrition, and healthy lifestyle choices. Parents benefit from clear, compassionate communication and thorough follow-up.

• Well-child checkups and physical exams (sports, school, camp)

• Same-day sick visits for acute infections and injuries

• Chronic disease management (asthma, allergies, ADHD, obesity)

• Immunizations and vaccine catch-up schedules

• Adolescent medicine (reproductive health, mental health, acne, nutrition)

• Respiratory evaluations and nebulizer therapy

• Developmental and behavioral assessments

• Anticipatory guidance (safety, sleep, discipline, social development)

• Referrals to pediatric subspecialists and therapy services

Practice Locations

Address: 2073 Newbridge Rd, Bellmore, NY, 11710
Phone: (516) 781-9898

Hospital Affiliations

• Cohen Children’s Medical Center 

• Long Island Jewish Medical Center at Northwell Health 

• North Shore University Hospital at Northwell Health 

• Plainview Hospital at Northwell Health