DR. WILLIAM JOSEPH COX DDS
NPI 1972673507
Dentist - General Practice in Orange, CA

Q: What is William Cox's NPI number?

The NPI number for William Cox is 1972673507. It was assigned to this individual provider in the NPPES registry on November 9, 2006.

Q: What is William Cox's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for William Cox was last updated on November 23, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since November 09, 2006PECOS Enrolled

424 S MAIN ST, STE HIJ, ORANGE, CA 92868(714) 639-1922(714) 634-1962 Get Directions Write a Review

NPPES record last updated: November 23, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Dr. William Joseph Cox Dds NPPES

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

DR. WILLIAM JOSEPH COX DDS (NPI 1972673507) is an individual general practice provider in Orange, California, licensed in California (26160) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1972673507

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. WILLIAM JOSEPH COXCredential: DDS

Location Address424 S MAIN ST, STE HIJOrange, CA 92868-3824

Mailing Address4950 Barranca Pkwy 105Irvine, CA 92604-4630 · (949) 551-4242 · Fax (866) 420-2912

Phone(714) 639-1922

Fax(714) 634-1962

Sole ProprietorNo

Enumeration DateNovember 9, 2006

Last NPPES UpdateNovember 23, 2015

✔ NPI 1972673507 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CA · 26160

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

424 S MAIN ST, Orange, CA 92868

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BEST Life, Blue Cross and Blue Shield of Alabama, Blue Cross and Blue Shield of Montana and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William Joseph Cox Dds is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92868 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

Established Patient

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

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

COX DENTAL CORPORATION

Dentist (General Practice)

424 S MAIN ST, SUITE H, I ,J
ORANGE, CA 92868

Orange County (714) 639-1922

ANA M. SANCHEZ M.D.

Obstetrics & Gynecology (Obstetrics)

424 S MAIN ST, STE N
ORANGE, CA 92868

Orange County (714) 712-7373

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 Cox's NPI number?

The NPI number for William Cox is 1972673507. It was assigned to this individual provider in the NPPES registry on November 9, 2006.

Where is William Cox located?

William Cox practices at 424 S Main St Ste Hij, Orange, CA 92868. The listed phone number is (714) 639-1922.

What is William Cox's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is William Cox enrolled in Medicare?

Yes. William Cox is registered in the Medicare PECOS enrollment system.

What insurance does William Cox accept?

Health plans from BEST Life, Blue Cross and Blue Shield of Alabama, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 6 other insurers list William Cox 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 Cox was last updated on November 23, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.