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Zach Mccallips, MD

Hospitalist Physician in Grafton, WI · enumerated 2021 · practices at Aurora Medical Center Grafton.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1811575558

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Registry record

Entity type Individual (Type 1)
Name Zach Mccallips
Credential MD
Sex Male
Practice address 975 Port Washington Rd, Grafton, WI, 53024
Phone (262) 329-1000
Enumeration date Apr 1, 2021
Last updated in NPPES Jul 22, 2024

Taxonomy & licenses

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 81210-20 (WI) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
100222179 Medicaid WI -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Zach Mccallips?
The National Provider Identifier (NPI) for Zach Mccallips is 1811575558, a Type 1 (individual) record in the CMS NPPES registry.
Where does Zach Mccallips practice?
The practice location on file with NPPES is in Grafton, WI. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-07-22.