WASHINGTON UNIVERSITY
NPI 1841221116
Clinic/Center - End-Stage Renal Disease (ESRD) Treatment in Saint Louis, MO
About Washington University NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WASHINGTON UNIVERSITY (NPI 1841221116) is a healthcare organization registered as an end-stage renal disease (esrd) treatment in Saint Louis, Missouri and active in the NPI registry since July 2006. The organization lists Cathy Eghigian, Sr Director Managed Care, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Washington University is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
134Medicare enrollment records show 134 clinicians reassign Medicare billing to Washington University, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 103 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 6
Nearest to this location (20)
See all 134Saint Louis, MO 63110
Saint Louis, MO 63110
Saint Louis, MO 63110
Saint Louis, MO 63110
Saint Louis, MO 63110
Saint Louis, MO 63110
Saint Louis, MO 63110
Saint Louis, MO 63110
Saint Louis, MO 63110
Saint Louis, MO 63108
Saint Louis, MO 63108
Saint Louis, MO 63110
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Dialysis Facility Quality Ratings CMS Care Compare
Quality ratings, services and patient survey results for Chromalloy American Kidney Center (CMS certification number 262502), from CMS Care Compare.
Chromalloy American Kidney Center
Dialysis facility · Saint Louis, MOPatient Survey Results
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Washington University's NPI number?
The NPI number for Washington University is 1841221116. It was assigned to this organization in the NPPES registry on July 5, 2006. The provider is also known as Chromalloy American Kidney Center.
Where is Washington University located?
Washington University is located at 4950 Childrens Pl, Saint Louis, MO 63110. The listed phone number is (314) 362-7211.
What is Washington University's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in End-Stage Renal Disease (ESRD) Treatment, with taxonomy code 261QE0700X.
Is Washington University enrolled in Medicare?
Yes. Washington University is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Washington University?
According to the CMS Revalidation Reassignment List (October 2026 release), 134 clinicians in 6 Medicare specialties reassign their Medicare billing to Washington University. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Ophthalmology (73), Optometry (29) and Nephrology (24). Of these, 1 practice at this address and 103 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Is Washington University a Medicare-certified dialysis facility?
Yes. Chromalloy American Kidney Center is a Medicare-certified dialysis facility, certified since October 31, 1974.
What quality rating does Washington University have?
CMS rates Chromalloy American Kidney Center 1 out of 5 stars on Care Compare. The full measure detail is in the Dialysis Facility Quality section above.
When was this NPI record last updated?
The NPPES record for Washington University was last updated on April 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Washington University · NPI 1841221116
End-Stage Renal Disease (ESRD) Treatment organization in Saint Louis, Missouri. Organization record, active in the CMS NPPES registry since July 5, 2006.
## Identity
- **NPI:** 1841221116 (Entity type: Organization)
- **Enumerated:** July 5, 2006
- **Primary specialty:** Clinic/Center - End-Stage Renal Disease (ESRD) Treatment · taxonomy 261QE0700X
- **Also known as:** Chromalloy American Kidney Center (Other Name)
- **Organization subpart:** No
- **Authorized official:** Cathy Eghigian, SR DIRECTOR MANAGED CARE
## Practice location
- **Address:** 4950 CHILDRENS PL, Saint Louis, MO 63110-1000
- **Phone:** (314) 362-7211
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 134 clinicians in 6 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Ophthalmology (73), Optometry (29), Nephrology (24); 1 practice at this address and 103 within 10 miles; [full list](https://npiprofile.com/npi/1841221116/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 11, 2025
- **Other identifiers:** Medicaid 553025701 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1841221116) · Data from the CMS NPPES public registry.