CONCORD OPTOMETRY
NPI 1679691638
Optometrist in Concord, CA

Q: What is Gee & Doherty Optometry, P.C.'s NPI number?

The NPI number for Gee & Doherty Optometry, P.C. is 1679691638. It was assigned to this organization in the NPPES registry on March 27, 2007. The provider is doing business as Concord Optometry.

Q: What is Gee & Doherty Optometry, P.C.'s specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Active since March 27, 2007

5100 CLAYTON RD, SUITE D30, CONCORD, CA 94521(925) 825-1090(925) 825-1095 Get Directions Write a Review

NPPES record last updated: May 17, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Concord Optometry NPPES

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

CONCORD OPTOMETRY (NPI 1679691638) is a healthcare organization registered as an optometrist in Concord, California and active in the NPI registry since March 2007. The organization lists Bryan Doherty, President, as its authorized official.

NPPES Registry Identity

NPI1679691638

Entity TypeOrganization

Primary Taxonomy152W00000X

Legal Business NameGEE & DOHERTY OPTOMETRY, P.C.

Location Address5100 CLAYTON RD, SUITE D30Concord, CA 94521-3139

Mailing Address5100 Clayton Rd, Suite D30Concord, CA 94521-3139 · (925) 825-1090 · Fax (925) 825-1095

Phone(925) 825-1090

Fax(925) 825-1095

Organization SubpartNo

Authorized OfficialBryan DohertyPresident · (925) 825-1090

Enumeration DateMarch 27, 2007

Last NPPES UpdateMay 17, 2012

✔ NPI 1679691638 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in CA · 11126

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

5100 CLAYTON RD, Concord, CA 94521

Open in Google Maps ↗

Other Names 1

Doing Business AsConcord Optometry

Other Identifiers 2

Medicare NSC5957820001CA

Medicare PINZZZ05870ZCA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Concord Optometry is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Concord Optometry, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Bryan Doherty, O.D.

Optometry

NPI 1972645943

5100 CLAYTON RD STE D30
Concord, CA 94521

(925) 825-1090

✔ PECOS✔ Accepts MedicareSame address

Kenneth Gee, O.D.

Optometry

NPI 1811030570

5100 CLAYTON RD 30
Concord, CA 94521

(925) 825-1090

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Gee & Doherty Optometry, P.C.'s NPI number?

The NPI number for Gee & Doherty Optometry, P.C. is 1679691638. It was assigned to this organization in the NPPES registry on March 27, 2007. The provider is doing business as Concord Optometry.

Where is Gee & Doherty Optometry, P.C. located?

Gee & Doherty Optometry, P.C. is located at 5100 Clayton Rd Suite D30, Concord, CA 94521. The listed phone number is (925) 825-1090.

What is Gee & Doherty Optometry, P.C.'s specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Gee & Doherty Optometry, P.C. enrolled in Medicare?

Yes. Gee & Doherty Optometry, P.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gee & Doherty Optometry, P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Optometry, reassign their Medicare billing to Gee & Doherty Optometry, P.C.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Gee & Doherty Optometry, P.C. was last updated on May 17, 2012. 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.