Overview
John Kefer is a Cardiologist in Geneva, Illinois. Dr. Kefer is rated as an Experienced provider by MediFind in the treatment of Orthostatic Hypotension. His top areas of expertise are Atrial Fibrillation, Heart Failure, Pulmonary Edema, and Orthostatic Hypotension.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- OTHER MANAGED MEDICAID
Locations
351 Delnor Dr, Geneva, IL 60134
Lake Heart Specialists
Maher Nahlawi is a Cardiologist in Libertyville, Illinois. Dr. Nahlawi is rated as a Distinguished provider by MediFind in the treatment of Orthostatic Hypotension. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Angina, Heart Failure, and Pulmonary Edema.
Mercyhealth Hospital And Medical Center-Walworth
Kenneth Bortin is a Cardiologist in Lake Geneva, Wisconsin. Dr. Bortin is rated as an Advanced provider by MediFind in the treatment of Orthostatic Hypotension. His top areas of expertise are Orthostatic Hypotension, Heart Failure, Pulmonary Edema, and Atrial Fibrillation.
Lake Heart Specialists
Charles Jaffe is a Cardiologist in Libertyville, Illinois. Dr. Jaffe is rated as a Distinguished provider by MediFind in the treatment of Orthostatic Hypotension. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Heart Failure, Pulmonary Edema, Inappropriate Sinus Tachycardia (IST), and Endoscopy.
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
- Atrial FibrillationDr. Kefer isAdvanced. Learn about Atrial Fibrillation.
- Experienced
- Abdominal Aortic Aneurysm (AAA)Dr. Kefer isExperienced. Learn about Abdominal Aortic Aneurysm (AAA).
- AnginaDr. Kefer isExperienced. Learn about Angina.
- ApoplexyDr. Kefer isExperienced. Learn about Apoplexy.
- ArrhythmiasDr. Kefer isExperienced. Learn about Arrhythmias.
- Arterial EmbolismDr. Kefer isExperienced. Learn about Arterial Embolism.
- AtherosclerosisDr. Kefer isExperienced. Learn about Atherosclerosis.

