Kadlec Health System

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Center for Pediatrics

Center for Pediatrics
8108 W. Grandridge Boulevard, Kennewick
(509) 942-3264

At the Center for Pediatrics physicians Ronald H. Wojnas and Helen S. Tatunay provide general pediatric care for children of all ages - infants,young children, and adolescents.  Additionally this experienced team specializes in asthma and allergy care and the diagnosis and treatment of ADD (Attention Deficit Disorder) and ADHD (Attention Deficit Hyperactivity Disorder) in both children and adults.

Both physicians are currently accepting new patients.  Please call us to discuss how we can meet your medical needs or those of your child.  

Specialties Offered

  • General pediatric care for infants through adolescents
  • Immunizations
  • Well-child, sports, and school physicals
  • ADD/ADHD diagnosis and treatment
  • Behavioral issues
  • Growth and development evaluations
  • Asthma
  • Allergy testing

For educational articles on the above topics please visit the Center for Pediatrics website.

Clinic Hours

Monday – Friday: 8 a.m. to 5 p.m. 



Area of Care

Helen Tatunay, MD


Ronald Wojnas, MD