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

MS. Karen Marie Heffernan, FNP

Individual provider Family Nurse Practitioner · NPI 1265732457

MS. Karen Marie Heffernan, FNP is a Family Nurse Practitioner in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2010.

Licensed in
IL
In the registry since
2010
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

5841 S Maryland Ave # MC5100
Chicago, IL 60637-1447
Phone: (773) 702-9892
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 209.008353 (IL)

Record details

NPI number1265732457
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedOctober 22, 2010
Last updated in NPPESMay 9, 2011

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