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

NPI Status: Active since September 15, 2006

Contact Information

600 W THOMAS RD
PHOENIX, AZ
ZIP 85013
Phone: (602) 234-9611
Fax: (602) 234-0011

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  • Individual
  • Male
  • Specialist
  • Accepts Insurance
  • CLIA Number: 03D1076778
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 07-01-2026

About WILLIAM CHAVIRA

This page provides the complete NPI Profile along with additional information for William Chavira, a provider established in Phoenix, Arizona with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1144326422 assigned on September 2006. The practitioner's primary taxonomy code is 174400000X with license number 28008 (AZ). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1144326422
Provider Name
WILLIAM A CHAVIRA M.D.
Gender
Male
Entity Type
Individual
Location Address
600 W THOMAS RD PHOENIX, AZ 85013
Location Phone
(602) 234-9611
Location Fax
(602) 234-0011
Mailing Address
600 W THOMAS RD PHOENIX, AZ 85013
Mailing Phone
(602) 234-9611
Mailing Fax
(602) 234-0011
Is Sole Proprietor?
Yes
Enumeration Date
09-15-2006
Last Update Date
09-01-2011
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
28008
License State
AZ
Taxonomy Description
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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • AZ Blue ACA StandardHealth Silver with Health Choice - HMO
  • AZ Blue AdvanceHealth Bronze Focus (4 Free PCP Visits) - HMO
  • AZ Blue AdvanceHealth Gold Focus (4 Free PCP Visits) - HMO
  • AZ Blue AdvanceHealth Silver Focus (4 Free PCP Visits) - HMO
  • AZ Blue EverydayHealth Prosano Gold ($0 Prosano Health Visits) - HMO
  • AZ Blue EverydayHealth Prosano Silver ($0 Prosano Health Visits) - HMO
  • AZ Blue Portfolio Bronze HSA Focus - HMO
  • AZ Blue StandardHealth Bronze Focus - HMO
  • AZ Blue StandardHealth Gold Focus - HMO
  • AZ Blue StandardHealth Silver Focus - HMO
  • Imperial Preferred Gold - HMO
  • Imperial Preferred Silver - HMO
  • Imperial Standard Bronze - HMO
  • Imperial Standard Gold - HMO
  • Imperial Standard Silver - HMO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
497653MEDICAID (05)AZ 
H11024MEDICARE UPIN (02)AZ 

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
03D1076778
Facility Type
Physician Office
Certificate Effective Date
July 02, 2024
Certificate Expiration Date
July 01, 2026
Laboratory Director
WILLIAM A. CHAVIRA, MD
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to William Chavira in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate complexity testing.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1144326422, we treat the final digit (2) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
4
Doubled → 8
Pos 4
4
Unchanged
Pos 5
3
Doubled → 6
Pos 6
2
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
4
Unchanged
Pos 9
2
Doubled → 4
Check
2
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 4 → 8 3 → 6 6 → 12 → 3 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 1 + 8 + 4 + 6 + 2 + 1 + 2 + 4 + 4 + 24 = 58

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1144326422.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Obstetrics & Gynecology
600 W THOMAS RD
PHOENIX, AZ 85013
Specialist
600 W THOMAS RD
PHOENIX, AZ 85013
Obstetrics & Gynecology
600 W THOMAS RD
PHOENIX, AZ 85013
Obstetrics & Gynecology (Obstetrics)
600 W THOMAS RD
PHOENIX, AZ 85013
Pediatrics (Hospice and Palliative Medicine)
600 W THOMAS RD
PHOENIX, AZ 85013
Clinic/Center (Primary Care)
600 W THOMAS RD
PHOENIX, AZ 85013
Pediatrics
600 W THOMAS RD
PHOENIX, AZ 85013
Specialist
600 W THOMAS RD
PHOENIX, AZ 85013
Specialist
600 W THOMAS RD
PHOENIX, AZ 85013

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144326422, enumerated as an "individual" on September 15, 2006.

The provider is located at 600 W THOMAS RD PHOENIX, AZ 85013 and the phone number is (602) 234-9611.

Specialist with taxonomy code 174400000X.

The provider might be accepting Accepts: Blue Cross Blue Shield of Arizona, Imperial. Please consult your insurance carrier or call the provider to verify.