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

Dr. John J Aiken, MD

Individual provider Pediatric Surgery Physician · NPI 1003867599

Dr. John J Aiken, MD is a Pediatric Surgery Physician in Milwaukee, Wisconsin. Works from 3 locations. Licensed in Wisconsin.

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

9000 W Wisconsin Ave Pediatric Surgery
Milwaukee, WI 53226-4874
Phone: (414) 266-6550
Fax: (414) 266-6579
Show map & directions

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

Additional practice locations (2)

  • 2575 E Evergreen Drive, Appleton, WI 54913-8904 — (920) 969-5353
  • 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522 — (414) 805-5800

Specialties & licences

Pediatric Surgery Physician (primary) Taxonomy 2086S0120X · Licence 34722 (WI)

Record details

NPI number1003867599
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 12, 2006
Last updated in NPPESMarch 8, 2024
Certification dateMarch 8, 2024
Mailing address9000 W Wisconsin Ave, Pediatric Surgery, Milwaukee, WI 53226-4874

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