CLIA lab
CLIA 26D2333540: Washington University Ob/Gyn
O Fallon, MO. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 26D2333540 belongs to Washington University Ob/Gyn in O Fallon, MO.
Certificate of Waiver, effective November 6, 2025, expires November 5, 2027.
Active in the CMS Provider of Services file posted October 16, 2026.
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
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Certificate
- Certificate type
- Certificate of Waiver
- Certificate effective
- November 6, 2025
- Certificate expiration
- November 5, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- November 6, 2025
- Facility type
- Physician office
- Ownership (control type)
- Private
- Lab classification
- CLIA laboratory
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 26D2333540
- Lab name
- Washington University Ob/Gyn
- Address
- 20 Progress Point Parkway (MOB1), Suite 126, O Fallon, MO 63368
- Phone
- (314) 747-3609
Annual test volume the lab reported
- Waived tests
- 1,000
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
Other labs in O Fallon, MO
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- Assisted Living at the MeadowlandsCertificate of Waiver, Assisted living facility26D2013101
- BJC Medical Group Cardiolgy at O'FallonCertificate of Waiver, Physician office26D2082579
- BJC Medical Group Family Medicine at WinghavenCertificate of Waiver, Physician office26D2345155
- BJC Medical Group Internal Medicine at WinghavenCertificate of Waiver, Physician office26D2345157
- BJC Medical Group Women's Care at Progress WestCertificate for Provider-Performed Microscopy Procedures, Physician office26D1074993
- BJC Medical Group at O'FallonCertificate of Waiver, Physician office26D0951322
- BJC Medical Group at Progress West 1Certificate for Provider-Performed Microscopy Procedures, Physician office26D1063703
- BJC Outpatient ImagingCertificate of Waiver, Physician office26D2344376
- Care Atc-KeatonCertificate of Waiver, Physician office26D2165179
Related
Questions
What is the CLIA number for Washington University Ob/Gyn in O Fallon?
26D2333540, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Washington University Ob/Gyn hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 26D2333540 expire?
The CMS file lists November 5, 2027 as the certificate expiration date; the certificate took effect November 6, 2025.