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

Jeffrey A. Zesiger, MD

Individual provider Internal Medicine Physician · NPI 1891777058

Jeffrey A. Zesiger, MD is an Internal Medicine Physician in Springfield, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

759 Chestnut St
Springfield, MA 01107-1619
Phone: (413) 794-3147
Fax: (413) 794-4054
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospice and Palliative Medicine (Internal Medicine) Physician (primary) Taxonomy 207RH0002X · Licence 60129 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 60129 (MA)
Hospitalist Physician Taxonomy 208M00000X · Licence 60129 (MA)

Record details

NPI number1891777058
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 15, 2005
Last updated in NPPESFebruary 14, 2023
Certification dateFebruary 14, 2023
Mailing address280 Chestnut St Fl 2, Springfield, MA 01199-1001

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