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

Harry B. Hostetler, MD

Individual provider Internal Medicine Physician · NPI 1093775090

Harry B. Hostetler, MD is an Internal Medicine in Waukesha, Wisconsin. Graduated from Rush Medical College of Rush University in 2002, 24 years ago. Practices with Oak Medical SC, a 123-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
24
Trained at
Rush Medical College of Rush University
Licensed in
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.

See every abbreviation used in this directory →

Practice location Address checks out

1625 Coldwater Creek Dr
Waukesha, WI 53188-8028
Phone: (262) 521-8800
Fax: (262) 521-8870
Show map & directions

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

Additional practice locations (3)

  • 1920 N High St, Denver, CO 80218-1213 — (662) 803-5799
  • 2905 Stanford Rd, Fort Collins, CO 80525-2518 — (662) 803-5799
  • 2428 N Grandview Blvd Ste 102, Waukesha, WI 53188-6906 — (262) 875-5070

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 47738 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 47738 (WI)

Record details

NPI number1093775090
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 24, 2006
Last updated in NPPESFebruary 28, 2022
Certification dateFebruary 28, 2022
Mailing addressPo Box 474, Hartland, WI 53029-0474

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolRUSH MEDICAL COLLEGE OF RUSH UNIVERSITY
Graduated 2002 (24 years in practice)
Group practice Oak Medical Sc — 123 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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