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WILLIAM A CHAVIRA M.D.
NPI 1144326422
Specialist in Phoenix, AZ

Active since September 15, 2006CLIA 03D1076778 · Microscopy
600 W THOMAS RD, PHOENIX, AZ 85013(602) 234-9611(602) 234-0011 Get Directions Write a Review

NPPES record last updated: September 1, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William A Chavira M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM A CHAVIRA M.D. (NPI 1144326422) is an individual specialist in Phoenix, Arizona, licensed in Arizona (28008) and active in the NPI registry since September 2006. He holds a CLIA Microscopy certificate valid through July 1, 2028.

NPPES Registry Identity

NPI1144326422
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameWILLIAM A CHAVIRACredential: M.D.
Location Address600 W THOMAS RDPhoenix, AZ 85013-4213
Mailing Address600 W Thomas RdPhoenix, AZ 85013-4213 · (602) 234-9611 · Fax (602) 234-0011
Phone(602) 234-9611
Fax(602) 234-0011
Sole ProprietorYes
Enumeration DateSeptember 15, 2006
Last NPPES UpdateSeptember 1, 2011
✔ NPI 1144326422 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in AZ · 28008
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
600 W THOMAS RD, Phoenix, AZ 85013
Open in Google Maps ↗

Other Identifiers 2

Medicaid497653AZ
Medicare UPINH11024AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc..Insurance ›

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 03D1076778

William A Chavira, MD, PC · Phoenix, AZ
Active · expires Jul 1, 2028
CLIA Number03D1076778
Laboratory TypePhysician Office
Certificate Effective DateJuly 2, 2026
Certificate Expiration DateJuly 1, 2028
Laboratory DirectorWilliam A. Chavira, MD
Laboratory Phone(602) 234-9611
Laboratory LocationWilliam A Chavira, MD, PC600 W Thomas Rd, Phoenix, AZ 85013
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHRISTINE CHANG M.D.
Pediatrics (Hospice and Palliative Medicine)
600 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 277-5731
DAVID L GREENSPAN MD PLLC
Obstetrics & Gynecology (Obstetrics)
600 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 234-1300
MARIANA AMAYA M.D., P.C.
Obstetrics & Gynecology
600 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 234-9611
MARIANA AMAYA M.D.
Obstetrics & Gynecology
600 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 234-9611
ENRIQUETA M PORRAS M.D.
Specialist
600 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 234-9611
WILLIAM A CHAVIRA, M.D.P.C.
Specialist
600 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 234-9611
ARIZONA PEDIATRICS, P.L.L.C.
Pediatrics
600 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 277-5731
ENRIQUETA PORRAS M.D.
Specialist
600 W THOMAS RD
PHOENIX, AZ 85013
Maricopa County (602) 234-9611

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 William Chavira's NPI number?

The NPI number for William Chavira is 1144326422. It was assigned to this individual provider in the NPPES registry on September 15, 2006.

Where is William Chavira located?

William Chavira practices at 600 W Thomas Rd, Phoenix, AZ 85013. The listed phone number is (602) 234-9611.

What is William Chavira's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Does William Chavira hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 03D1076778) is associated with this NPI, valid through July 1, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does William Chavira accept?

Health plans from Blue Cross Blue Shield of Arizona and Imperial Insurance Companies, Inc. list William Chavira as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for William Chavira was last updated on September 1, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.