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

Dr. Gregory L Denison, MD

Individual provider Diagnostic Radiology Physician · NPI 1518040872

Dr. Gregory L Denison, MD is a Diagnostic Radiology Physician in Janesville, Wisconsin. Licensed in Illinois and Wisconsin. Registered with an NPI since 2006.

Licensed in
IL, WI
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

1000 Mineral Point Ave
Janesville, WI 53548-2940
Phone: (608) 756-6000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 46614 (WI)
Diagnostic Radiology Physician Taxonomy 2085R0202X (IL)

Record details

NPI number1518040872
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 23, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1000 Mineral Point Ave, Janesville, WI 53548-2940

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