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

Dr. Jan R Krupp, MD

Individual provider Internal Medicine Physician · NPI 1578823050

Dr. Jan R Krupp, MD is an Internal Medicine Physician in Napa, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2012
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

3267 Soda Cyn
Napa, CA 94558
Phone: (707) 259-1198
Fax: (707) 259-6198
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G28550 (CA)

Record details

NPI number1578823050
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 18, 2012
Last updated in NPPESMay 18, 2012

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