David Knysak, MD

360 W. Butterfield Ste. 140
Elmhurst, Illinois 60126

David J Knysak, MD

Allergy & Immunology

David J Knysak MD

360 W. Butterfield
Ste. 140
Elmhurst, Illinois 60126
Fax: (815) 609-8266

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About Me

Dr. Knysak was the director of the Allergy/Immunology Outpatient Clinics at the Univ of MI and played an active role in the research program. Dr. is an active member of the American Academy of Allergy and Immunology, Illinois Society of Allergy and Clinical Immunology, DuPage Medical Society, American College of Physicians and the AMA. Dr. Knysak has continued to remain active in clinical research and is presently on the Advisory Board of the Chicago Center for Clinical Research.

  • Allergy & Immunology
  • Internal Medicine
  • Internship Jewish Hospital - St. Louis
  • Fellowship University of Michigan
  • Residency Jewish Hospital - St. Louis
  • Medical School Northwestern University Medical School
  • AMITA Health Adventist Medical Center Hinsdale
Medical Interests
  • Asthma
  • Fa
  • Hives
  • Infection
  • Insect Allergy, Bee Venom, Mosquitoe & Spider Allergy
  • Sinus
Office Number(815) 609-8286

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Insurance Types Accepted

  • Aetna HMO
  • Aetna POS
  • Aetna PPO
  • Blue Cross/Blue Shield HMO
  • Blue Cross/Blue Shield POS
  • Cigna HMO
  • Cigna POS
  • Cigna PPO
  • Great-West Life HMO
  • Great-West Life POS
  • HFN, Inc. PPO
  • Humana HMO
  • Humana POS
  • Humana PPO
  • Multiplan PPO
  • PPONEXT (Healthstar/PHN) PPO
  • Tricare
  • United Healthcare of IL HMO
  • United Healthcare of IL PPO


AMITA Health offers a full range of services for you and your family. From acute care and obstetrics to cardiac and emergency care, we're committed to providing quality care that is open, inclusive and compassionate, delivered with dignity and empathy for all.

Our Story

Our Story

AMITA Health is a faith based health system created by Adventist Midwest Health and Alexian Brothers Health System. AMITA Health is focused on delivering the most efficient, highest-quality, faith-based care possible. We are a new health system that integrates our founding organizations' nine hospitals and an extensive physician provider network of more than 3,000 physicians. 

Clinical Research

Clinical Research

AMITA Health is committed to advancing medicine through clinical research. Clinical research trials are a way to test the safety and effectiveness of new ideas and procedures in an ethical, controlled environment. Many of the current medical treatments available today were developed in a clinical research trial.