ALEXANDER ROSIEJKA
NPI 1255266557
Emergency Medicine in Milwaukee, WI
About Alexander Rosiejka NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER ROSIEJKA (NPI 1255266557) is an individual emergency medicine provider in Milwaukee, Wisconsin, licensed in Wisconsin (102345851) and active in the NPI registry since June 2026.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MILWAUKEE, WI 53226
WAUWATOSA, WI 53226
MILWAUKEE, WI 53226
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Alexander Rosiejka's NPI number?
The NPI number for Alexander Rosiejka is 1255266557. It was assigned to this individual provider in the NPPES registry on June 17, 2026. The provider is also known as Alex Rosiejka.
Where is Alexander Rosiejka located?
Alexander Rosiejka practices at 900 N 92nd St, Milwaukee, WI 53226. The listed phone number is (920) 915-3221.
What is Alexander Rosiejka's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
When was this NPI record last updated?
The NPPES record for Alexander Rosiejka was last updated on June 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 48 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.