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

Stephen J Marquis, MD

Individual provider Pediatrics Physician · NPI 1831183490

Stephen J Marquis, MD is a Pediatrics Physician in Appleton, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2005.

Licensed in
WI
In the registry since
2005
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

1506 S Oneida St
Appleton, WI 54915-1305
Phone: (920) 730-4950
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 33746 (WI)

Record details

NPI number1831183490
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 9, 2005
Last updated in NPPESDecember 2, 2020
Certification dateDecember 2, 2020

Other providers in Appleton