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

Mary L. Steffen, CNP

Individual provider Adult Health Nurse Practitioner · NPI 1578764353

Mary L. Steffen, CNP is an Adult Health Nurse Practitioner in Hoffman Estates, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

Licensed in
IL
In the registry since
2007
What do these letters mean?
CNP — Certified Nurse Practitioner
A certified nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

1555 Barrington Rd Dob 3 Ste 3200
Hoffman Estates, IL 60169-1019
Phone: (847) 882-8448
Fax: (847) 882-8481
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence 209003949 (IL)

Record details

NPI number1578764353
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNP
Sole proprietorNo
NPI enumeratedMay 30, 2007
Last updated in NPPESApril 16, 2010

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