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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TIMOTHY J HELZ M.D.
NPI 1306828017
Emergency Medicine in Waukesha, WI

Active since November 17, 2005
725 AMERICAN AVE, SUITE 5, WAUKESHA, WI 53188(262) 928-2475(262) 928-5697 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Timothy J Helz M.d. NPPES

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

TIMOTHY J HELZ M.D. (NPI 1306828017) is an individual emergency medicine provider in Waukesha, Wisconsin, licensed in Wisconsin (18816-020) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1306828017
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameTIMOTHY J HELZCredential: M.D.
Location Address725 AMERICAN AVE, SUITE 5Waukesha, WI 53188-5031
Mailing Address6400 Industrial LoopGreendale, WI 53129-2452 · (414) 423-4100 · Fax (414) 423-4134
Phone(262) 928-2475
Fax(262) 928-5697
Sole ProprietorNo
Enumeration DateNovember 17, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1306828017 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in WI · 18816-020
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
725 AMERICAN AVE, Waukesha, WI 53188
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Other Identifiers 1

Medicaid30118100WI

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.

MS. NATASHA JEAN PINKERTON LCSW
Social Worker (Clinical)
725 AMERICAN AVE
WAUKESHA, WI 53188
Waukesha County (262) 928-1000
DR. FRANCISCO PEREZ M.D.
Anesthesiology
725 AMERICAN AVE
WAUKESHA, WI 53188
Waukesha County (262) 544-2011
ANNETTE QUINN NP
Nurse Practitioner (Obstetrics & Gynecology)
725 AMERICAN AVE, PROHEALTH CARE WOMEN'S CENTER
WAUKESHA, WI 53188
Waukesha County (262) 928-3500
ELIZABETH ROSE LEMM PA-C
Physician Assistant
725 AMERICAN AVE
WAUKESHA, WI 53188
Waukesha County (262) 928-1000
DR. JASON GEORGE ULRICHS M.D.
Anesthesiology
725 AMERICAN AVE
WAUKESHA, WI 53188
Waukesha County (262) 787-6700
DAWN MICHELLE GOODREAU NNP-BC, APNP
Nurse Practitioner (Neonatal)
725 AMERICAN AVE
WAUKESHA, WI 53188
Waukesha County (210) 685-0887
KAYLA DAVIS APNP
Nurse Practitioner (Acute Care)
725 AMERICAN AVE
WAUKESHA, WI 53188
Waukesha County (262) 928-1000
DR. ALYSSA JELINEK
Nurse Practitioner (Neonatal)
725 AMERICAN AVE
WAUKESHA, WI 53188
Waukesha County (262) 928-1000

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 Timothy Helz's NPI number?

The NPI number for Timothy Helz is 1306828017. It was assigned to this individual provider in the NPPES registry on November 17, 2005.

Where is Timothy Helz located?

Timothy Helz practices at 725 American Ave Suite 5, Waukesha, WI 53188. The listed phone number is (262) 928-2475.

What is Timothy Helz's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

When was this NPI record last updated?

The NPPES record for Timothy Helz was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 days 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.