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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

BYRON WILLIAM RIEGEL M.D.
NPI 1316993926
Ophthalmology in Visalia, CA

Active since May 25, 2006
2830 W MAIN ST, VISALIA, CA 93291(559) 636-1000(559) 733-7438 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Byron William Riegel M.d. NPPES

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

BYRON WILLIAM RIEGEL M.D. (NPI 1316993926) is an individual ophthalmology provider in Visalia, California, licensed in California (G12296) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1316993926
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameBYRON WILLIAM RIEGELCredential: M.D.
Location Address2830 W MAIN STVisalia, CA 93291-4331
Mailing Address2830 W Main StVisalia, CA 93291-4331 · (559) 636-1000 · Fax (559) 733-7438
Phone(559) 636-1000
Fax(559) 733-7438
Sole ProprietorNo
Enumeration DateMay 25, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1316993926 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in CA · G12296
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
2830 W MAIN ST, Visalia, CA 93291
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Other Identifiers 1

OtherG12296CA · Medical License

Other Providers at the Same Location NPPES 10

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

PACIFIC EYE SURGEONS, A CALIFORNIA PROFESSIONAL MEDICAL CORPORATION
Eyewear Supplier
2830 W MAIN ST
VISALIA, CA 93291
Tulare County (559) 636-1000
SIERRA EYE MEDICAL GROUP INC.
Eyewear Supplier
2830 W MAIN ST
VISALIA, CA 93291
Tulare County (559) 636-1000
SIERRA EYE OPTOMETRIC CORP
Eyewear Supplier
2830 W MAIN ST
VISALIA, CA 93291
Tulare County (559) 636-1000
WILLIAM PATRICK GERLACH O.D.
Optometrist
2830 W MAIN ST
VISALIA, CA 93291
Tulare County (559) 636-1000
DR. MICHELLE COOPER CANTRELL O.D.
Optometrist
2830 W MAIN ST
VISALIA, CA 93291
Tulare County (559) 636-1000
KENNETH LEROY WESTBROOK M.D.
Ophthalmology
2830 W MAIN ST
VISALIA, CA 93291
Tulare County (559) 636-1000
DR. MATTHEW GRANT KIRKMAN M.D.
Ophthalmology
2830 W MAIN ST
VISALIA, CA 93291
Tulare County (559) 636-1000
DR. DAVID THOMAS STARK MD, PHD
Ophthalmology
2830 W MAIN ST
VISALIA, CA 93291
Tulare County (559) 636-1000

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 Byron Riegel's NPI number?

The NPI number for Byron Riegel is 1316993926. It was assigned to this individual provider in the NPPES registry on May 25, 2006.

Where is Byron Riegel located?

Byron Riegel practices at 2830 W Main St, Visalia, CA 93291. The listed phone number is (559) 636-1000.

What is Byron Riegel's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

When was this NPI record last updated?

The NPPES record for Byron Riegel was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 days 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.