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

James P. Gierahn, MD

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1306870696

James P. Gierahn, MD is a Geriatric Medicine (Internal Medicine) Physician in Racine, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
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

1 Main St
Racine, WI 53403-1079
Phone: (262) 687-6100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence 21389 (WI)

Record details

NPI number1306870696
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 10, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1 Main St, Racine, WI 53403-1079