Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mary R Steffes, FNP-C

Individual provider Family Nurse Practitioner · NPI 1497221949

Mary R Steffes, FNP-C is a Family Nurse Practitioner in Milwaukee, Wisconsin. Works from 2 locations. Licensed in Illinois and Wisconsin.

Licensed in
IL, WI
In the registry since
2018
Specialties on file
4
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

2900 W Oklahoma Ave
Milwaukee, WI 53215-4330
Phone: (414) 649-6577
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 251 E Huron St, Chicago, IL 60611-3055 — (312) 926-2000

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 10519 (WI)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 10519 (WI)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 209018508 (IL)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1497221949
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-C
Sole proprietorNo
NPI enumeratedOctober 22, 2018
Last updated in NPPESOctober 5, 2023
Certification dateOctober 5, 2023

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