Magdalena Flejsierowicz, MD

Internal Medicine, Hematology & Oncology in Milwaukee, WI. Individual provider (NPI-1).

NPI number1144246737

StatusActive

Last updated in NPPESSep 29, 2026

Details

NPI: 1144246737
Entity type: Individual (NPI-1)
Name: Magdalena Flejsierowicz
Credential: MD
Sex: Female
Sole proprietor: No
Enumeration date: Jul 15, 2006
Certification date: Sep 29, 2026
Last updated: Sep 29, 2026

Medicare and OIG

Medicare enrolled (PECOS): Yes · PRACTITIONER - HEMATOLOGY/ONCOLOGY
Can order and refer: Part B Yes · DME Yes · Home health Yes · Power mobility Yes · Hospice Yes
OIG exclusion list: This NPI is not listed

CMS and OIG files of November 2026. PECOS lookup · OIG exclusion check

Taxonomy and licenses

Taxonomy code	Description	License	State	Primary
207RH0003X	Internal Medicine, Hematology & Oncology	39044	WI	Yes

Practice location

1218 W Kilbourn Ave
Suite 200
Milwaukee, WI 53233-1330

Phone 414-219-7370

Mailing address

Po Box 735044
Chicago, IL 60673-5044

Phone 800-326-2250

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Other Hematology & Oncology Physician providers in Milwaukee, WI

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