DR. FREDERICK STEPHEN SIERLES
NPI 1982828737
Psychiatry & Neurology - Psychiatry in North Chicago, IL

Q: What is Frederick Sierles's NPI number?

The NPI number for Frederick Sierles is 1982828737. It was assigned to this individual provider in the NPPES registry on April 12, 2007.

Q: What is Frederick Sierles's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Frederick Sierles was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 12, 2007

3333 GREEN BAY RD, NORTH CHICAGO, IL 60064(847) 578-8709(847) 578-3328 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Frederick Stephen Sierles NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. FREDERICK STEPHEN SIERLES (NPI 1982828737) is an individual psychiatry provider in North Chicago, Illinois and active in the NPI registry since April 2007.

NPPES Registry Identity

NPI1982828737

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. FREDERICK STEPHEN SIERLES

Location Address3333 GREEN BAY RDNorth Chicago, IL 60064-3037

Mailing Address3333 Green Bay RdNorth Chicago, IL 60064-3037 · (847) 578-8709 · Fax (847) 578-3328

Phone(847) 578-8709

Fax(847) 578-3328

Sole ProprietorYes

Enumeration DateApril 12, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1982828737 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

3333 GREEN BAY RD, North Chicago, IL 60064

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ANATOLIY PYSLAR

Psychiatry & Neurology (Psychiatry)