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Your Child's Health, Our Priority | Canterbury Pediatrics
At Canterbury Pediatrics, we prioritize children's health through compassionate, comprehensive care delivered by experienced professionals. Our team of board-certified pediatricians and nurse practitioners brings decades of expertise in pediatric medicine, emphasizing preventive care, patient education, and personalized treatment plans. We foster collaborative relationships with families to ensure informed decision-making and long-term wellness. Our providers maintain advanced training and certifications, including lactation consulting and pediatric emergency care, to address diverse patient needs.

With a focus on accessibility, we offer flexible appointment scheduling, same-day sick visits, and extended hours for urgent care. Our practice adheres to evidence-based guidelines from the American Academy of Pediatrics, including recommended immunization protocols. We cultivate a nurturing environment where parents receive practical health guidance and children develop positive associations with medical care. Our commitment to continuous learning ensures we remain current with pediatric advancements while maintaining a family-centered approach to healthcare.
Services
Well-child Exams Immunizations Lactation Consultations Sick Child Care Lab Testing
Highlights and features
  • Board-certified pediatricians with 20+ years of clinical experience
  • Specialized lactation support from IBCLC-certified providers
  • Personalized care plans tailored to each child's developmental needs
  • Extended hours for urgent care and same-day sick appointments
  • Evidence-based practices aligned with American Academy of Pediatrics guidelines
Associations and certifications
  • American Board of Pediatrics
  • International Board Certified Lactation Consultant (IBCLC)
What people say
Exceptional care Compassionate staff Trusted with children's health Positive appointment experiences Knowledgeable providers
Services
Well-child Exams
Comprehensive health assessments for children from newborns to adolescents. Our providers monitor growth and development, administer age-appropriate screenings, and offer parental guidance on nutrition, behavior, and safety. These visits establish baseline health metrics and enable early detection of potential issues while building trust between children and our medical team.
Immunizations
Full-spectrum immunization services following CDC and AAP guidelines. We provide routine vaccines and catch-up schedules while educating families about vaccine safety and efficacy. Our practice maintains strict storage protocols and documentation systems to ensure accurate administration records for school and travel requirements.
Lactation Consultations
Specialized care from IBCLC-certified practitioners for breastfeeding challenges. Services include latch assessment, milk supply evaluation, and feeding plan development. We address maternal concerns through evidence-based solutions while coordinating care with pediatricians to ensure optimal infant nutrition and growth outcomes.
Sick Child Diagnosis
Prompt evaluation and treatment for acute illnesses and injuries. Our providers diagnose common childhood conditions while differentiating viral from bacterial infections. We offer on-site lab testing and coordinate specialist referrals when necessary, emphasizing clear communication about treatment expectations and recovery timelines.
Lab Testing
In-office laboratory services for rapid diagnostic results. We perform blood draws, urine analysis, and point-of-care tests for infections and chronic conditions. Our CLIA-certified lab ensures accurate specimen handling while minimizing wait times for critical diagnostic information to guide treatment decisions.
People
Marilyn Smith
Pediatrician
Board-certified pediatrician with 25+ years of experience. Yale-trained physician recognized as Top Doctor by Connecticut and New York Magazines. Specializes in preventive care and patient education.
John Tsalapatanis
Pediatrician
Experienced pediatrician with 20+ years in practice. Completed chief residency training and focuses on creating comfortable clinical experiences for anxious children and families.
Gretchen Carlin
Nurse Practitioner
IBCLC-certified pediatric nurse practitioner with military service background. Specializes in breastfeeding support and family-centered care for infants and young children.
Jane Donnelly
Nurse Practitioner
Board-certified pediatric nurse practitioner with public health expertise. Focuses on translating medical research into practical guidance for parents of all-age children.
Chelsea Gallagher
Nurse Practitioner
Certified pediatric nurse practitioner with 13 years of clinical experience. Advocates for individualized care plans and patient-centered communication strategies during office visits.
Questions
What ages do you treat?
We care for children from newborns through adolescence, providing age-appropriate medical services across all developmental stages.
How can I schedule an appointment?
Call our office during business hours to book appointments. We offer same-day sick visits and flexible scheduling options for routine checkups.
Do you accept my insurance?
We work with major insurance providers including Aetna, Blue Cross Blue Shield, Cigna, and United Healthcare. Contact us for specific plan verification.
What happens after hours?
For urgent needs outside regular hours, contact our on-call physician through our emergency line for medical advice and triage.
Are lactation services covered by insurance?
Many plans cover IBCLC services. Check with your provider for specific benefits and contact us for required documentation.
How do you handle school forms?
We complete required school and camp forms during well-child visits. Bring forms to appointments for timely processing and signature.
Reviews (2)
Nicole Marie
Jan 28, 2020 Report
Truly best pediatricians office around. There is no doctor like Dr. Marilyn! She is an amazing pediatrician and my kids love her. Dr. John acts like your children are his only patient and always makes himself available to you. They are very accommodating for sick appointments and always return phone calls. The only people I trust with my children!
Caroline Wright
Aug 06, 2013 Report
Love Dr. JOHN.,,, VERY THROUGH AND HE NEVER RUSHES YOU OUT OF THE OFFICE.EMERGENCY OFFICE VISITS AVAILABILITY are GREAT.,,, OFFICE OLDER STAFF SUPERLATIVE.Daughter graduating from college, , patient since pre teen, ,,, son still a patient