Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

DR. JOHN CHUEFUE XIONG
NPI 1942134978
Pharmacist in Greenfield, WI

Active since June 12, 2026
4296 S 76TH ST, GREENFIELD, WI 53220(414) 321-7602(414) 321-1406 Get Directions Write a Review

NPPES record added: June 12, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John Chuefue Xiong NPPES

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

DR. JOHN CHUEFUE XIONG (NPI 1942134978) is an individual pharmacist in Greenfield, Wisconsin, licensed in Wisconsin (23443-40) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1942134978
Entity TypeIndividualMale
Primary Taxonomy183500000X
Provider Legal NameDR. JOHN CHUEFUE XIONG
Location Address4296 S 76TH STGreenfield, WI 53220-2805
Mailing Address4296 S 76th StGreenfield, WI 53220-2805 · (414) 321-7602 · Fax (414) 321-1406
Fax(414) 321-1406
Sole ProprietorNo
Enumeration DateJune 12, 2026
NPPES CertifiedJune 12, 2026
NPI 1942134978 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPharmacistPharmacy Service Providers
Taxonomy Code183500000X
License Licensed in WI · 23443-40
Definition
An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.
4296 S 76TH ST, Greenfield, WI 53220

Other Providers at the Same Location NPPES 8

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

Pharmacist
4296 S 76TH ST
GREENFIELD, WI 53220
Pharmacy
4296 S 76TH ST
GREENFIELD, WI 53220
Pharmacist
4296 S 76TH ST
GREENFIELD, WI 53220
Pharmacist
4296 S 76TH ST
GREENFIELD, WI 53220
Pharmacist
4296 S 76TH ST
GREENFIELD, WI 53220
Pharmacist
4296 S 76TH ST
GREENFIELD, WI 53220
Pharmacist
4296 S 76TH ST
GREENFIELD, WI 53220
Pharmacist
4296 S 76TH ST
GREENFIELD, WI 53220

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 John Xiong's NPI number?

The NPI number for John Xiong is 1942134978. It was assigned to this individual provider in the NPPES registry on June 12, 2026.

Where is John Xiong located?

John Xiong practices at 4296 S 76th St, Greenfield, WI 53220. The listed phone number is (414) 321-7602.

What is John Xiong's specialty?

The primary specialty registered for this NPI is Pharmacist with taxonomy code 183500000X.

When was this NPI record last updated?

The NPPES record for John Xiong was last updated on June 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 58 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.