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

Peter J Polewski, MD

Individual provider Hematology & Oncology Physician · NPI 1659784940

Peter J Polewski, MD is a Hematology/Oncology in Grafton, Wisconsin. Graduated from University of Wisconsin School of Medicine in 2014, 12 years ago. Practices with Aurora Health Care Metro, Inc, a 74-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
12
Trained at
University of Wisconsin School of Medicine
Licensed in
WI
In the registry since
2014
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

975 Port Washington Rd
Grafton, WI 53024-9201
Phone: (262) 329-1000
Show map & directions

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 65955 (WI)

Record details

NPI number1659784940
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 4, 2014
Last updated in NPPESMarch 20, 2023
Certification dateMarch 20, 2023
Mailing address3301 W Forest Home Ave, Milwaukee, WI 53215-2843

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice Aurora Health Care Metro, Inc. — 74 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Grafton