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Nicholas N Armstrong, MD

Surgery Physician in Cudahy, WI · enumerated 2006 · practices at Aurora Health Care Metro, Inc..

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

National Provider Identifier

1457329534

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Registry record

Entity type Individual (Type 1)
Name Nicholas N Armstrong
Credential MD
Sex Male
Practice address 5900 S. Lake Drive, Cudahy, WI, 53110
Phone (414) 489-4190
Fax (414) 489-4015
Enumeration date Mar 14, 2006
Last updated in NPPES Feb 22, 2022

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License 35530-20 (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
32041000 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.

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Frequently asked questions

What is the NPI number for Nicholas Armstrong?
The National Provider Identifier (NPI) for Nicholas Armstrong is 1457329534, a Type 1 (individual) record in the CMS NPPES registry.
Where does Nicholas Armstrong practice?
The practice location on file with NPPES is in Cudahy, 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 2022-02-22.