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

Mrs. Young Cheon-Klessig, FNP

Individual provider Family Nurse Practitioner · NPI 1770619538

Mrs. Young Cheon-Klessig, FNP is a Family Nurse Practitioner in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

Licensed in
IL
In the registry since
2007
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

845 W Wilson Ave
Chicago, IL 60640-5704
Phone: (312) 742-0834
Fax: (312) 744-5023
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X (IL)

Record details

NPI number1770619538
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedFebruary 26, 2007
Last updated in NPPESJuly 8, 2007

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