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

Steven L Kagen, MD

Individual provider Allergy Physician · NPI 1235175589

Steven L Kagen, MD is an Allergy/Immunology in Appleton, Wisconsin. Graduated from University of Wisconsin School of Medicine in 1976, 50 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
50
Trained at
University of Wisconsin School of Medicine
Licensed in
WI
In the registry since
2006
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

100 W Lawrence St Ste 410
Appleton, WI 54911-5754
Phone: (920) 739-9100
Fax: (920) 739-8779
Show map & directions

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

Specialties & licences

Allergy Physician (primary) Taxonomy 207KA0200X · Licence 22210-020 (WI)

Record details

NPI number1235175589
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 22, 2006
Last updated in NPPESApril 24, 2026
Certification dateApril 24, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyALLERGY/IMMUNOLOGY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1976 (50 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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