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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. WILLIAM C LLOYD M.D.
NPI 1710961479
Ophthalmology in Sacramento, CA

Active since December 05, 2005
4860 Y ST, SUITE 2400, OPHTHALMOLOGY & VISION SCIENCE, SACRAMENTO, CA 95817(916) 734-4996(916) 734-6992 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. William C Lloyd M.d. NPPES

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

DR. WILLIAM C LLOYD M.D. (NPI 1710961479) is an individual ophthalmology provider in Sacramento, California, licensed in California (G87184) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1710961479
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. WILLIAM C LLOYDCredential: M.D.
Location Address4860 Y ST, SUITE 2400, OPHTHALMOLOGY & VISION SCIENCESacramento, CA 95817-2307
Mailing Address4860 Y St, Suite 2400, Ophthalmology & Vision ScienceSacramento, CA 95817-2307 · (916) 734-4996 · Fax (916) 734-6992
Phone(916) 734-4996
Fax(916) 734-6992
Sole ProprietorNo
Enumeration DateDecember 5, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1710961479 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in CA · G87184
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.

4860 Y ST, Sacramento, CA 95817
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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.

DR. TIMOTHY WILLIAM CUTLER PHARM.D.
Pharmacist (Geriatric)
4860 Y ST
SACRAMENTO, CA 95817
Sacramento County (916) 703-4006
REGENTS OF THE UNIVERSITY OF CA
Clinic/Center (Pain)
4860 Y ST
SACRAMENTO, CA 95817
Sacramento County (916) 734-6824
REGENTS OF THE UNIV OF CA
Psychiatry & Neurology (Neurology)
4860 Y ST
SACRAMENTO, CA 95817
Sacramento County (916) 734-5496
ALBERT T LIU MD
Obstetrics & Gynecology
4860 Y ST, STE 2500
SACRAMENTO, CA 95817
Sacramento County (916) 734-6930
DR. ROBERT M SZABO MD
Orthopaedic Surgery (Hand Surgery)
4860 Y ST, ACC #3800
SACRAMENTO, CA 95817
Sacramento County (916) 734-3678
SARAH MARSHALL MD
Family Medicine
4860 Y ST, STE 1600
SACRAMENTO, CA 95817
Sacramento County (916) 734-2833
DR. STEVEN DAVID BRASS MD
Psychiatry & Neurology (Neurology)
4860 Y ST, SUITE 0100
SACRAMENTO, CA 95817
Sacramento County (916) 734-3588
DR. EZRA A AMSTERDAM M.D.
Internal Medicine (Cardiovascular Disease)
4860 Y ST, SUITE 2820
SACRAMENTO, CA 95817
Sacramento County (916) 724-3764

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 Lloyd's NPI number?

The NPI number for William Lloyd is 1710961479. It was assigned to this individual provider in the NPPES registry on December 5, 2005.

Where is William Lloyd located?

William Lloyd practices at 4860 Y St Suite 2400, Ophthalmology & Vision Science, Sacramento, CA 95817. The listed phone number is (916) 734-4996.

What is William Lloyd'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 William Lloyd was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.