About the Doctor

Dr. Dumais is a board-certified pediatrician with over 20 years of experience providing compassionate and comprehensive healthcare to infants, children, and adolescents in Orland Park, Illinois. He earned his medical degree from the University of Illinois College of Medicine, Class of 2001, and completed his Pediatrics Residency at Advocate Health Care/Advocate Children’s Hospital in Oak Lawn from 2001 to 2004. With a strong foundation in both clinical training and patient-centered care, Dr. Dumais has dedicated his career to promoting the health and well-being of young patients and their families.

Dr. Dumais is a proud Fellow of the American Academy of Pediatrics (FAAP) and an active member of the AAP, reflecting his commitment to the highest standards of pediatric care. His practice in Orland Park offers a warm, family-friendly environment where children receive thorough evaluations, preventive care, and treatment for a wide range of childhood illnesses and conditions. Dr. Dumais is currently accepting new patients at his Orland Park office.

Dr. Dumais, 

Board-Certified Pediatrician  |  Orland Park, IL

Key highlights of Dr. Dumais’s practice include:

• 20+ years of experience in pediatric medicine
• Board Certified by the American Board of Pediatrics
• Fellow of the American Academy of Pediatrics (FAAP)
• Graduate of the University of Illinois College of Medicine
• Residency completed at Advocate Children’s Hospital, Oak Lawn
• Illinois State Medical License – Active (2004–2026)
• Dedicated to preventive care and child wellness
• Currently accepting new patients in Orland Park, IL

Education & Training

Medical School

University of Illinois College of Medicine – Class of 2001

Residency

Advocate Health Care / Advocate Children’s Hospital (Oak Lawn)

Pediatrics Residency, 2001 – 2004

Fellowship / Additional Training

Fellow of the American Academy of Pediatrics (FAAP)

Certifications & Licensure

• American Board of Pediatrics – Board Certified, Pediatrics
• Illinois State Medical License – Active (2004 – 2026)
• Fellow (FAAP) – American Academy of Pediatrics

Medical Conditions Treated

Dr. Dumais diagnoses and treats a wide range of pediatric conditions affecting infants, children, and adolescents, including:

• Common cold, flu, and upper respiratory infections
• Ear infections (otitis media)
• Asthma and allergic conditions
• Attention-deficit/hyperactivity disorder (ADHD)
• Childhood obesity and nutritional concerns
• Skin conditions including eczema and rashes
• Fever and infectious diseases
• Gastrointestinal issues (constipation, reflux, stomach pain)
• Developmental delays and behavioral concerns
• Diabetes and endocrine disorders in children
• Anemia and blood disorders
• Anxiety and childhood mental health concerns
• Sports injuries and musculoskeletal conditions
• Immunization-preventable diseases

Medical Procedures Performed

• Well-child visits and comprehensive physical examinations
• Childhood immunizations and vaccine administration
• Developmental screening and assessments
• Vision and hearing screenings
• Blood pressure monitoring and cardiovascular evaluation
• Diagnostic lab work and blood tests
• Ear and throat examinations
• Asthma management and spirometry
• Sports physicals and school physicals
• Newborn and infant care evaluations
• Behavioral and mental health screenings
• Referrals to pediatric specialists

Services Offered

Dr. Dumais and his team at his Orland Park practice provide a full range of pediatric medical services designed to support the healthy growth and development of children from birth through adolescence. The practice is built around a family-friendly, welcoming environment where both children and parents feel comfortable and well-informed. Every visit includes a thorough evaluation and personalized guidance tailored to the child’s age, health history, and developmental stage.

Preventive care is at the heart of Dr. Dumais’s practice. He places great importance on routine well-child visits, timely vaccinations, and early detection of developmental or behavioral concerns. For children managing chronic conditions such as asthma, ADHD, or allergies, Dr. Dumais provides ongoing monitoring and individualized care plans to help them thrive. His commitment to building long-term relationships with families ensures continuity of care from infancy through the teenage years.

A summary of services provided by Dr. Dumais’s practice:

• Newborn and infant care
• Well-child visits and annual physicals
• Childhood immunizations and vaccine counseling
• Acute illness diagnosis and treatment
• Chronic disease management (asthma, ADHD, diabetes)
• Developmental and behavioral screenings
• Vision, hearing, and growth assessments
• Sports and school physical examinations
• Nutritional counseling and obesity management
• Mental health screenings and referrals
• Specialist referral coordination
• Parent education and family health guidance

Accepted Insurances

Please contact the office directly to confirm insurance acceptance. Commonly accepted plans may include:

• Medicare
• Medicaid / Illinois Medicaid
• Blue Cross Blue Shield
• Aetna
• United Healthcare
• Cigna
• Humana
• Tricare
• Most major PPO and HMO plans

Practice Locations

Location 1 – Primary Office

Address: 10710 W 143rd Street, Suite 13, Orland Park, IL 60462

Phone: +1 (708) 364-1600

Fax: +1 (708) 364-1695

Hospital Affiliations

• Advocate Children’s Hospital – Oak Lawn, IL
• Advocate Health Care – Illinois