Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John A Kefer, MD

Individual provider Cardiovascular Disease Physician · NPI 1477549103

Dr. John A Kefer, MD is a Cardiovascular Disease Physician in Geneva, Illinois. Licensed in Illinois. Registered with an NPI since 2005.

Licensed in
IL
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

351 Delnor Dr
Geneva, IL 60134-4220
Phone: (630) 232-0280
Fax: (630) 232-3895
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 036050847 (IL)

Record details

NPI number1477549103
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 27, 2005
Last updated in NPPESJanuary 31, 2018
Mailing address351 Delnor Dr, Geneva, IL 60134-4220

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