DR. MARK SIEGEL MD
NPI 1649322595
Psychiatry & Neurology - Psychiatry in Wauwatosa, WI

Q: What is Mark Siegel's NPI number?

The NPI number for Mark Siegel is 1649322595. It was assigned to this individual provider in the NPPES registry on January 18, 2007.

Q: What is Mark Siegel'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 Mark Siegel was last updated on December 20, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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 January 18, 2007

1220 DEWEY AVE., WAUWATOSA, WI 53213(414) 454-6566(414) 454-6522 Get Directions Write a Review

NPPES record last updated: December 20, 2011. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Mark Siegel Md NPPES

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

DR. MARK SIEGEL MD (NPI 1649322595) is an individual psychiatry provider in Wauwatosa, Wisconsin, licensed in Wisconsin (23242-020) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1649322595

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. MARK SIEGELCredential: MD

Location Address1220 DEWEY AVE.Wauwatosa, WI 53213-2504

Mailing Address1220 Dewey Ave.Wauwatosa, WI 53213-2504 · (414) 454-6779 · Fax (414) 454-6450

Phone(414) 454-6566

Fax(414) 454-6522

Sole ProprietorNo

Enumeration DateJanuary 18, 2007

Last NPPES UpdateDecember 20, 2011

✔ NPI 1649322595 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

Licenses✔ Licensed in WI · 23242-020✔ Licensed in WI · 23242020

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.

Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License 23240-020 (WI), 23242020 (WI)

1220 DEWEY AVE., Wauwatosa, WI 53213

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Other Identifiers 4

Medicaid30525800WI

Medicare ID-Type Unspecified68225WI

Medicare PIN01175-0039WI

Medicare UPINB56605WI

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Siegel's NPI number?

The NPI number for Mark Siegel is 1649322595. It was assigned to this individual provider in the NPPES registry on January 18, 2007.

Where is Mark Siegel located?

Mark Siegel practices at 1220 Dewey Ave., Wauwatosa, WI 53213. The listed phone number is (414) 454-6566.

What is Mark Siegel's specialty?

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

When was this NPI record last updated?

The NPPES record for Mark Siegel was last updated on December 20, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.