Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Nicholas N Armstrong, MD

Individual provider Surgery Physician · NPI 1457329534

Nicholas N Armstrong, MD is a General Surgery in Cudahy, Wisconsin. Graduated from University of Wisconsin School of Medicine in 1993, 33 years ago. Practices with Aurora Medical Group, Inc, a 3,741-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
33
Trained at
University of Wisconsin School of Medicine
Licensed in
WI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

5900 S Lake Dr
Cudahy, WI 53110-3171
Phone: (414) 489-4190
Fax: (414) 489-4015
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 35530-20 (WI)

Record details

NPI number1457329534
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 14, 2006
Last updated in NPPESFebruary 22, 2022
Certification dateFebruary 22, 2022
Mailing address100 15th Ave, 180, South Milwaukee, WI 53172-1160

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1993 (33 years in practice)
Group practice Aurora Medical Group, Inc. — 3741 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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