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

Kenneth Gerald Oleszek, MD

Individual provider Internal Medicine Physician · NPI 1902878291

Kenneth Gerald Oleszek, MD is an Internal Medicine Physician in Denver, Colorado. Licensed in Colorado. Registered with an NPI since 2006.

Licensed in
CO
In the registry since
2006
Specialties on file
2
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

2774 E 2nd Ave
Denver, CO 80206-4808
Phone: (303) 355-4772
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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 32815 (CO)
Phlebology Physician Taxonomy 202K00000X · Licence 32815 (CO)

Record details

NPI number1902878291
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 2, 2006
Last updated in NPPESJune 7, 2016

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