CLIA lab

CLIA 03D1076778: William A Chavira, MD, PC

Phoenix, AZ. Certificate and address details from the CMS Provider of Services file for clinical laboratories.

CLIA number 03D1076778 belongs to William A Chavira, MD, PC in Phoenix, AZ.

Certificate for Provider-Performed Microscopy Procedures, effective July 2, 2026, expires July 1, 2028.

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 for Provider-Performed Microscopy Procedures
Certificate effective
July 2, 2026
Certificate expiration
July 1, 2028
Status in the CMS file
Active (termination code 00)
Original participation date
November 23, 2007
Facility type
Physician office
Ownership (control type)
Proprietary
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
03D1076778
Lab name
William A Chavira, MD, PC
Address
600 W Thomas Rd, Phoenix, AZ 85013
Phone
(602) 234-9611
Fax
(602) 234-0011

Annual test volume the lab reported

Waived tests
3,700
Provider-performed microscopy tests
48
Total
3,748

Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.

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Related

Questions

What is the CLIA number for William A Chavira, MD, PC in Phoenix?

03D1076778, per the CMS Provider of Services file posted October 16, 2026.

What CLIA certificate does William A Chavira, MD, PC hold?

A Certificate for Provider-Performed Microscopy Procedures, according to the CMS file.

When does CLIA 03D1076778 expire?

The CMS file lists July 1, 2028 as the certificate expiration date; the certificate took effect July 2, 2026.

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