ROBERT M THEAKER O D AN OPTOMETRIC CORPORATION
NPI 1255342044
Optometrist in Hollister, CA

Q: What is Robert M Theaker O D An Optometric Corporation's specialty?

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

Active since August 10, 2006

365 6TH ST, HOLLISTER, CA 95023(831) 637-5536(831) 637-7601 Get Directions Write a Review

NPPES record last updated: September 17, 2015. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Robert M Theaker O D An Optometric Corporation NPPES

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

ROBERT M THEAKER O D AN OPTOMETRIC CORPORATION (NPI 1255342044) is a healthcare organization registered as an optometrist in Hollister, California and active in the NPI registry since August 2006. The organization lists Natalie Boyer, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1255342044

Entity TypeOrganization

Primary Taxonomy152W00000X

Legal Business NameROBERT M THEAKER O D AN OPTOMETRIC CORPORATION

Location Address365 6TH STHollister, CA 95023-3834

Mailing Address365 6th StHollister, CA 95023-3834 · (831) 637-5536 · Fax (831) 637-7601

Phone(831) 637-5536

Fax(831) 637-7601

Organization SubpartNo

Authorized OfficialNatalie BoyerOffice Manager · (831) 637-5536

Enumeration DateAugust 10, 2006

Last NPPES UpdateSeptember 17, 2015

✔ NPI 1255342044 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 · FNP 2359

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.

365 6TH ST, Hollister, CA 95023

Open in Google Maps ↗

Other Identifiers 3

Medicare PINDV4630CA

Medicare NSC6444110001CA

Medicare PINEK934ACA

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

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Robert M Theaker O D An Optometric Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 3 clinicians reassign Medicare billing to Robert M Theaker O D An Optometric Corporation, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Robert Theaker, O.D

Optometry

NPI 1053321984

365 6TH ST
Hollister, CA 95023

(831) 637-5536

✔ PECOS✔ Accepts MedicareSame address

Elizabeth Anderson, O.D.

Optometry

NPI 1972814341

365 6TH ST
Hollister, CA 95023

(831) 637-5536

✔ PECOS✔ Accepts MedicareSame address

Margaret Campo, OD

Optometry

NPI 1508798562

365 6TH ST
Hollister, CA 95023

(831) 637-5536

✔ PECOSSame 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 Robert M Theaker O D An Optometric Corporation's NPI number?

The NPI number for Robert M Theaker O D An Optometric Corporation is 1255342044. It was assigned to this organization in the NPPES registry on August 10, 2006.

Where is Robert M Theaker O D An Optometric Corporation located?

Robert M Theaker O D An Optometric Corporation is located at 365 6th St, Hollister, CA 95023. The listed phone number is (831) 637-5536.

What is Robert M Theaker O D An Optometric Corporation's specialty?

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

Is Robert M Theaker O D An Optometric Corporation enrolled in Medicare?

Yes. Robert M Theaker O D An Optometric Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Robert M Theaker O D An Optometric Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Optometry, reassign their Medicare billing to Robert M Theaker O D An Optometric Corporation. 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, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Robert M Theaker O D An Optometric Corporation accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list Robert M Theaker O D An Optometric Corporation 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 Robert M Theaker O D An Optometric Corporation was last updated on September 17, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.