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

Dr. Frederick Stephen Sierles

Individual provider Psychiatry Physician · NPI 1982828737

Dr. Frederick Stephen Sierles is a Psychiatry Physician in North Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007

Practice location Address checks out

3333 Green Bay Rd
North Chicago, IL 60064-3037
Phone: (847) 578-8709
Fax: (847) 578-3328
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X (IL)

Record details

NPI number1982828737
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedApril 12, 2007
Last updated in NPPESJuly 8, 2007
Mailing address3333 Green Bay Rd, North Chicago, IL 60064-3037

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