Washington University Physicians in Illinois, Inc.
NPI 1528569845 · Multi-Specialty Clinic/Center · O Fallon, IL
Washington University Physicians in Illinois, Inc. is a Multi-Specialty Clinic/Center organization in O Fallon, IL (NPI 1528569845).
Provider details
- NPI number
- 1528569845
- Entity type
- Organization
- Primary specialty
- Multi-Specialty Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Cathy Eghigian, Senior Director Managed Care(314) 273-0770
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
Other names (DBA / former)
- Other name
- Wupi - Pediatrics
- Other name
- Washington University
Registry dates
- Enumerated
- 2018-02-22
- Last updated
- 2025-04-25
- Certified
- 2025-04-25
Frequently asked questions
- What is Washington University Physicians in Illinois, Inc.'s NPI number?
- Washington University Physicians in Illinois, Inc.'s National Provider Identifier (NPI) is 1528569845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Washington University Physicians in Illinois, Inc.?
- Washington University Physicians in Illinois, Inc. is classified in the NPPES registry as Multi-Specialty Clinic/Center (Ambulatory Health Care Facilities).
- Where is Washington University Physicians in Illinois, Inc. located?
- Washington University Physicians in Illinois, Inc.'s practice location on file with NPPES is 1414 Cross St, O Fallon, IL 62269-2988.
- What is Washington University Physicians in Illinois, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Washington University Physicians in Illinois, Inc. is (314) 286-1264.
- Who is the authorized official for Washington University Physicians in Illinois, Inc.?
- The authorized official listed on Washington University Physicians in Illinois, Inc.'s NPPES record is Cathy Eghigian, Senior Director Managed Care. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Washington University Physicians in Illinois, Inc.'s NPI active?
- Yes — Washington University Physicians in Illinois, Inc.'s NPI (1528569845) is active in the NPPES registry as of the last update on 2025-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.