Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Lieu That Ton, OD

Individual provider Optometrist · NPI 1023009693

Dr. Lieu That Ton, OD is an Optometrist in Walnut, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

358 N Lemon Ave
Walnut, CA 91789-2345
Phone: (909) 869-9448
Fax: (909) 869-9354
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 10557TPL (CA)

Record details

NPI number1023009693
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedNovember 2, 2005
Last updated in NPPESJune 12, 2008

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