1. Home
  2. Directory
  3. California
  4. Fullerton
  5. Optometrist
  6. NPI Profile

DR. WILLIAM H RIDDER OD
NPI 1972606382
Optometrist in Fullerton, CA

Active since September 07, 2006
2575 YORBA LINDA BLVD, FULLERTON, CA 92831(714) 449-7494(714) 992-7871 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. William H Ridder Od NPPES

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

DR. WILLIAM H RIDDER OD (NPI 1972606382) is an individual optometrist in Fullerton, California, licensed in California (9451TPA) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1972606382
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDR. WILLIAM H RIDDERCredential: OD
Location Address2575 YORBA LINDA BLVDFullerton, CA 92831-1699
Mailing Address2575 Yorba Linda BlvdFullerton, CA 92831-1699 · (714) 449-7494 · Fax (714) 992-7871
Phone(714) 449-7494
Fax(714) 992-7871
Sole ProprietorNo
Enumeration DateSeptember 7, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1972606382 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 · 9451TPA
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.
2575 YORBA LINDA BLVD, Fullerton, CA 92831
Open in Google Maps ↗

Other Identifiers 2

Medicare ID-Type UnspecifiedWOP9451ACA
Medicare UPINU20170

Accepted Insurance

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

Other Providers at the Same Location NPPES 20

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

RACHEL JONES
Physician Assistant (Medical)
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
ONELKA DEVHARA DUNSFORD
Student in an Organized Health Care Education/Training Program
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
HANNAH HAHN
Physician Assistant
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
AMY WU
Physician Assistant
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (213) 550-7936
CASSIDY SPILLETT
Student in an Organized Health Care Education/Training Program
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
DR. REGINA SEEN WON GARRIOTT O.D.
Optometrist
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 992-7870
GUADALUPE VEGA
Student in an Organized Health Care Education/Training Program
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
RILEY BENNYWORTH
Student in an Organized Health Care Education/Training Program
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400

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 Ridder's NPI number?

The NPI number for William Ridder is 1972606382. It was assigned to this individual provider in the NPPES registry on September 7, 2006.

Where is William Ridder located?

William Ridder practices at 2575 Yorba Linda Blvd, Fullerton, CA 92831. The listed phone number is (714) 449-7494.

What is William Ridder's specialty?

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

What insurance does William Ridder accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Providence Health Plan list William Ridder 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 Ridder was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.