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

Dr. John S Zesk, MD

Individual provider Cardiovascular Disease Physician · NPI 1629005004

Dr. John S Zesk, MD is a Cardiovascular Disease Physician in Wallingford, Connecticut. Licensed in Connecticut. Registered with an NPI since 2006.

Licensed in
CT
In the registry since
2006
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

97 Barnes Rd
Wallingford, CT 06492
Phone: (203) 284-3137
Fax: (203) 284-3130
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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 019497 (CT)

Record details

NPI number1629005004
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2006
Last updated in NPPESApril 29, 2008
Mailing address97 Barnes Road, Wallingford, CT 06492

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