
Overview
John Felker is a Radiologist in Lisle, Illinois. Dr. Felker has been practicing medicine for over 36 years is highly rated in 1 condition, according to our data. His top areas of expertise are End-Stage Renal Disease (ESRD), Melorheostosis, Melorheostosis with Osteopoikilosis, Bone Graft, and Vertebroplasty.
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Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- HMO
Locations
Endeavor Health Medical Group
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Frequently Asked Questions about Dr. John Felker
How do I make an appointment with Dr. John Felker?
You can book an appointment with Dr. John Felker by calling their office at 630-545-7880. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. John Felker a top-rated expert for End-Stage Renal Disease (ESRD)?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. John Felker is classified as an Advanced expert for End-Stage Renal Disease (ESRD), meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. John Felker specialize in?
While Dr. John Felker is a Radiology, they have specific expertise in End-Stage Renal Disease (ESRD), Melorheostosis, and Melorheostosis with Osteopoikilosis. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Radiology.
Does Dr. John Felker accept my insurance?
Dr. John Felker accepts most major insurance plans, including Aetna and CareSource. We recommend calling the office directly at 630-545-7880 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- End-Stage Renal Disease (ESRD)Dr. Felker isAdvanced. Learn about End-Stage Renal Disease (ESRD).
- Experienced
- Adenosine Deaminase 2 DeficiencyDr. Felker isExperienced. Learn about Adenosine Deaminase 2 Deficiency.
- ALK-Positive Non-Small Cell Lung CancerDr. Felker isExperienced. Learn about ALK-Positive Non-Small Cell Lung Cancer.
- AscitesDr. Felker isExperienced. Learn about Ascites.
- BoilsDr. Felker isExperienced. Learn about Boils.
- Bone GraftDr. Felker isExperienced. Learn about Bone Graft.
- Breast InfectionDr. Felker isExperienced. Learn about Breast Infection.



