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ISAAC TAYLOR GERHARTZ
NPI 1013711399
Technician/Technologist - Optician in Greenfield, WI

Active since April 03, 2025
10600 W LAYTON AVE, GREENFIELD, WI 53228(414) 209-0359(414) 427-6168 Get Directions Write a Review

NPPES record last updated: April 10, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 10, 2025, Apr 3, 2025 (2 updates tracked since 2025).

About Isaac Taylor Gerhartz NPPES

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

ISAAC TAYLOR GERHARTZ (NPI 1013711399) is an individual optician in Greenfield, Wisconsin, licensed in Wisconsin (ABOC-264958) and active in the NPI registry since April 2025. He maintains 2 additional practice locations.

NPPES Registry Identity

NPI1013711399
Entity TypeIndividualMale
Primary Taxonomy156FX1800X
Provider Legal NameISAAC TAYLOR GERHARTZ
Location Address10600 W LAYTON AVEGreenfield, WI 53228-3258
Mailing Address2562 S 85th StWest Allis, WI 53227-2720 · (414) 304-9542
Phone(414) 209-0359
Fax(414) 427-6168
Sole ProprietorYes
Enumeration DateApril 3, 2025
Last NPPES UpdateApril 10, 20252 updates tracked since enumeration
NPPES CertifiedApril 10, 2025
✔ NPI 1013711399 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyTechnician/Technologist · OpticianEye and Vision Services Providers
Taxonomy Code156FX1800X
License✔ Licensed in WI · ABOC-264958
Definition
Opticians help fit eyeglasses and contact lenses, following prescriptions from Ophthalmologists and Optometrists. They also help customers decide which eyeglass frame or contact lenses to buy.
10600 W LAYTON AVE, Greenfield, WI 53228
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1250 Wolf RunMukwonago, WI 53149-8470 · Phone (262) 363-2895 · Fax (262) 363-2902
Location 2W159S6530 Moorland RdMuskego, WI 53150-7515 · Phone (414) 209-0321 · Fax (414) 422-9204

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.

MR. MOHAMMAD HAMMAD
Pharmacist
10600 W LAYTON AVE
GREENFIELD, WI 53228
Milwaukee County (479) 321-2175
SUE G VANCLEVE
Pharmacist
10600 W LAYTON AVE
GREENFIELD, WI 53228
Milwaukee County (414) 529-4699
SARAH JANE O'HERRON PHARMD
Pharmacist
10600 W LAYTON AVE
GREENFIELD, WI 53228
Milwaukee County (414) 529-4699
WAL-MART STORES EAST LP
Pharmacy (Community/Retail Pharmacy)
10600 W LAYTON AVE
GREENFIELD, WI 53228
Milwaukee County (414) 529-4699
CONNOR PATRICK KLEMAN
Pharmacist
10600 W LAYTON AVE
GREENFIELD, WI 53228
Milwaukee County (414) 529-4699
FATMA ALTAWASHI
Pharmacist
10600 W LAYTON AVE
MILWAUKEE, WI 53228
Milwaukee County (414) 529-0455
WAL-MART STORES EAST LP
Eyewear Supplier
10600 W LAYTON AVE
GREENFIELD, WI 53228
Milwaukee County (414) 529-0455

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 Isaac Gerhartz's NPI number?

The NPI number for Isaac Gerhartz is 1013711399. It was assigned to this individual provider in the NPPES registry on April 3, 2025.

Where is Isaac Gerhartz located?

Isaac Gerhartz practices at 10600 W Layton Ave, Greenfield, WI 53228. The listed phone number is (414) 209-0359.

What is Isaac Gerhartz's specialty?

The primary specialty registered for this NPI is Technician/Technologist, specializing in Optician, with taxonomy code 156FX1800X.

When was this NPI record last updated?

The NPPES record for Isaac Gerhartz was last updated on April 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.