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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.

DR. LEONARD LARKS O.D.
NPI 1073838975
Optometrist in Baldwin Park, CA

Active since April 02, 2010
1011 BALDWIN PARK BLVD, BALDWIN PARK, CA 91706(626) 919-1243 Get Directions Write a Review

NPPES record last updated: August 9, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Leonard Larks O.d. NPPES

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

DR. LEONARD LARKS O.D. (NPI 1073838975) is an individual optometrist in Baldwin Park, California, licensed in California (OPT 04443 TPA) and active in the NPI registry since April 2010.

NPPES Registry Identity

NPI1073838975
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDR. LEONARD LARKSCredential: O.D.
Location Address1011 BALDWIN PARK BLVDBaldwin Park, CA 91706-5806
Mailing Address1011 Baldwin Park BlvdBaldwin Park, CA 91706-5806 · (626) 919-1243
Phone(626) 919-1243
Sole ProprietorYes
Enumeration DateApril 2, 2010
Last NPPES UpdateAugust 9, 2026
✔ NPI 1073838975 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 · OPT 04443 TPA
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.
1011 BALDWIN PARK BLVD, Baldwin Park, CA 91706
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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.

BRETT ALLEN PROVENCE D.O.
Hospitalist
1011 BALDWIN PARK BLVD, 4 EAST HOSPITALIST OFFICE
BALDWIN PARK, CA 91706
Los Angeles County (626) 851-1011
VERONICA CHIU TSANG RRT
Respiratory Therapist, Registered
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Los Angeles County (626) 851-7245
DANIEL CHU MD
Family Medicine
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Los Angeles County (833) 574-2273
JULIAN REED WOODS MD
Emergency Medicine
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Los Angeles County (626) 851-1011
HLA H. KYI MD
Pediatrics
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Los Angeles County (626) 851-1011
YU-CHIEN KUO MD
Family Medicine
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Los Angeles County (626) 851-1011
CHRISTINE YI-JING CHEN-HSU MD
Physical Medicine & Rehabilitation
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Los Angeles County (626) 851-1011
DAVID OREN DEWITT PA
Physician Assistant
1011 BALDWIN PARK BLVD
BALDWIN PARK, CA 91706
Los Angeles County (626) 851-1011

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 Leonard Larks's NPI number?

The NPI number for Leonard Larks is 1073838975. It was assigned to this individual provider in the NPPES registry on April 2, 2010.

Where is Leonard Larks located?

Leonard Larks practices at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706. The listed phone number is (626) 919-1243.

What is Leonard Larks's specialty?

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

When was this NPI record last updated?

The NPPES record for Leonard Larks was last updated on August 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.