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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

CLIFFORD ROBERT HARTMANN
NPI 1659372886
Dentist - Pediatric Dentistry in West Allis, WI

Active since August 10, 2005
10202 W HAYES AVE, WEST ALLIS, WI 53227(414) 543-4700(414) 543-4701 Get Directions Write a Review

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

About Clifford Robert Hartmann NPPES

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

CLIFFORD ROBERT HARTMANN (NPI 1659372886) is an individual pediatric dentistry provider in West Allis, Wisconsin, licensed in Wisconsin (1464G) and active in the NPI registry since August 2005.

NPPES Registry Identity

NPI1659372886
Entity TypeIndividualMale
Primary Taxonomy1223P0221X
Provider Legal NameCLIFFORD ROBERT HARTMANN
Location Address10202 W HAYES AVEWest Allis, WI 53227-2042
Mailing Address10202 W Hayes AveWest Allis, WI 53227-2042 · (414) 543-4700 · Fax (414) 543-4701
Phone(414) 543-4700
Fax(414) 543-4701
Sole ProprietorNo
Enumeration DateAugust 10, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1659372886 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Pediatric DentistryDental Providers
Taxonomy Code1223P0221X
License✔ Licensed in WI · 1464G
Definition
An age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through adolescence, including those with special health care needs.
10202 W HAYES AVE, West Allis, WI 53227
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Other Providers at the Same Location NPPES 7

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

DR. MARIELA SIEHOFF DDS
Dentist (General Practice)
10202 W HAYES AVE
WEST ALLIS, WI 53227
Milwaukee County (414) 321-2720
FAMILY DENTAL OF SOUTH EAST WISCONSIN, S.C.
Dentist
10202 W HAYES AVE
WEST ALLIS, WI 53227
Milwaukee County (414) 321-2720
THOMAS P CASEY DDS
Dentist
10202 W HAYES AVE
WEST ALLIS, WI 53227
Milwaukee County (414) 321-2720
JAMES L. COOK DDS,SC
Dentist (General Practice)
10202 W HAYES AVE
WEST ALLIS, WI 53227
Milwaukee County (414) 327-4100
PETER M WILSENS DDS
Dentist
10202 W HAYES AVE
WEST ALLIS, WI 53227
Milwaukee County (414) 321-2720
C. R. HARTMANN, D.D.S., S.C.
Dentist (Pediatric Dentistry)
10202 W HAYES AVE
WEST ALLIS, WI 53227
Milwaukee County (414) 543-4700
DR. PAUL RONALD MAHN
Dentist
10202 W HAYES AVE
WEST ALLIS, WI 53227
Milwaukee County (414) 541-5000

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 Clifford Hartmann's NPI number?

The NPI number for Clifford Hartmann is 1659372886. It was assigned to this individual provider in the NPPES registry on August 10, 2005.

Where is Clifford Hartmann located?

Clifford Hartmann practices at 10202 W Hayes Ave, West Allis, WI 53227. The listed phone number is (414) 543-4700.

What is Clifford Hartmann's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Pediatric Dentistry, with taxonomy code 1223P0221X.

When was this NPI record last updated?

The NPPES record for Clifford Hartmann 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 22 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.