IndividualActive
Stephen Pierson, MD
NPI 1518935360 · Internal Medicine Physician · Wheaton, IL
Stephen Pierson, MD is a Internal Medicine Physician provider in Wheaton, IL (NPI 1518935360).
Provider details
- NPI number
- 1518935360
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036067106 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
1800 N Main St
Wheaton, IL 60187-3112
Phone: (630) 665-6200
Street-level locationGet directions
Mailing address
1860 Paysphere Cir
Chicago, IL 60674-0018
Registry dates
- Enumerated
- 2006-03-09
- Last updated
- 2011-01-27
Frequently asked questions
- What is Stephen Pierson's NPI number?
- Stephen Pierson's National Provider Identifier (NPI) is 1518935360, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Pierson's specialty?
- Stephen Pierson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Pierson located?
- Stephen Pierson's practice location on file with NPPES is 1800 N Main St, Wheaton, IL 60187-3112.
- What is Stephen Pierson's phone number?
- The practice phone number listed in the NPPES registry for Stephen Pierson is (630) 665-6200.
- Is Stephen Pierson's NPI active?
- Yes — Stephen Pierson's NPI (1518935360) is active in the NPPES registry as of the last update on 2011-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.