CLIA lab
CLIA 07D2277228: One Medical
Darien, CT. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 07D2277228 belongs to One Medical in Darien, CT.
Certificate for Provider-Performed Microscopy Procedures, effective February 23, 2025, expires February 22, 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
Run it in Rivvi
Map your lab's test names to LOINC codes
Open in RivviFree to start. Opens Rivvi, the AI workspace for healthcare teams.
Certificate
- Certificate type
- Certificate for Provider-Performed Microscopy Procedures
- Certificate effective
- February 23, 2025
- Certificate expiration
- February 22, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- February 23, 2023
- Facility type
- Physician office
- Ownership (control type)
- Proprietary
- Lab classification
- CLIA laboratory
- Directly affiliated labs
- 2
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 07D2277228
- Lab name
- One Medical
- Address
- 104 Heights Rd - Commercial, Darien, CT 06820
- Phone
- (888) 663-6331
- Fax
- (415) 252-7176
Annual test volume the lab reported
- Waived tests
- 7,630
- Provider-performed microscopy tests
- 675
- Total
- 8,305
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
Affiliated CLIA numbers
Other labs in Darien, CT
- Advanced Allergy & Immunology & Asthma, PCCertificate of Waiver, Physician office07D2057429
- Aesthetic Surgery Center, LLCCertificate of Waiver, Ambulatory surgery center07D2094854
- Center for Advanced PediatricsCertificate of Waiver, Physician office07D0872346
- Darien Pediatric Associates LLCCertificate of Waiver, Physician office07D0927951
- Darien Signature Health, IncCertificate of Waiver, Physician office07D2129511
- Greenwich Health, PLLCCertificate of Waiver, Physician office07D2167567
- Grieb's PharmacyCertificate of Waiver, Pharmacy07D2206055
- In Town PediatricsCertificate of Waiver, Physician office07D2344439
- Maplewood at DarienCertificate of Waiver, Assisted living facility07D2194330
- Michael E Doyle, MD, PCCertificate of Waiver, Physician office07D2037605
Related
Questions
What is the CLIA number for One Medical in Darien?
07D2277228, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does One Medical hold?
A Certificate for Provider-Performed Microscopy Procedures, according to the CMS file.
When does CLIA 07D2277228 expire?
The CMS file lists February 22, 2027 as the certificate expiration date; the certificate took effect February 23, 2025.