Stephen Marquis, MD
NPI 1831183490 · Pediatrics Physician · Appleton, WI
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Marquis, MD is a Pediatrics Physician provider in Appleton, WI (NPI 1831183490).
Provider details
- NPI number
- 1831183490
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 33746 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-09
- Last updated
- 2020-12-02
- Certified
- 2020-12-02
Frequently asked questions
- What is Stephen Marquis's NPI number?
- Stephen Marquis's National Provider Identifier (NPI) is 1831183490, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Marquis's specialty?
- Stephen Marquis is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Marquis located?
- Stephen Marquis's practice location on file with NPPES is 1506 S Oneida St, Appleton, WI 54915-1305.
- What is Stephen Marquis's phone number?
- The practice phone number listed in the NPPES registry for Stephen Marquis is (920) 730-4950.
- Does Stephen Marquis accept Medicare?
- Stephen Marquis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Marquis's NPI active?
- Yes — Stephen Marquis's NPI (1831183490) is active in the NPPES registry as of the last update on 2020-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.