1. Home
  2. Directory
  3. Wisconsin
  4. Milwaukee
  5. Family Medicine
  6. NPI Profile

WILLIAM JAMES GAERTNER M.D.
NPI 1689887010
Family Medicine in Milwaukee, WI

Active since May 08, 2007
3930 S LAKE DR, UNIT 501, MILWAUKEE, WI 53235(414) 483-2808(414) 747-8874 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William James Gaertner M.d. NPPES

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

WILLIAM JAMES GAERTNER M.D. (NPI 1689887010) is an individual family medicine provider in Milwaukee, Wisconsin, licensed in Wisconsin (23319) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1689887010
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameWILLIAM JAMES GAERTNERCredential: M.D.
Location Address3930 S LAKE DR, UNIT 501Milwaukee, WI 53235-5238
Mailing Address3930 S Lake Dr, Unit 501Milwaukee, WI 53235-5238 · (414) 483-2808 · Fax (414) 747-8874
Phone(414) 483-2808
Fax(414) 747-8874
Sole ProprietorYes
Enumeration DateMay 8, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1689887010 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in WI · 23319
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
3930 S LAKE DR, Milwaukee, WI 53235
Open in Google Maps ↗

Other Identifiers 1

Medicare UPIN1352952WI

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 William Gaertner's NPI number?

The NPI number for William Gaertner is 1689887010. It was assigned to this individual provider in the NPPES registry on May 8, 2007.

Where is William Gaertner located?

William Gaertner practices at 3930 S Lake Dr Unit 501, Milwaukee, WI 53235. The listed phone number is (414) 483-2808.

What is William Gaertner's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

When was this NPI record last updated?

The NPPES record for William Gaertner 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.