Doctor profile · Federal record

Dr. Lieu Ton, OD

Optometrist · Walnut, CA

  • NPI 1023009693
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
358 N Lemon Ave
Walnut, CA 917892345
(909) 869-9448
fax (909) 869-9354

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
June 12, 2008
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #10557TPL
Medicaid
CA #S00105570

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023009693. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$132
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abb Con-Cise Optical Group LLC 3 $131.64

By nature of payment

Food and Beverage
$132

Frequently asked questions

Auto-generated from federal data
What is Dr. Lieu Ton's medical specialty?
Dr. Lieu Ton practices Optometrist in Walnut, CA.
Where does Dr. Lieu Ton practice?
Dr. Lieu Ton practices at 358 N Lemon Ave, Walnut, CA 917892345. Office phone: 9098699448.
What is Dr. Lieu Ton's NPI?
Dr. Lieu Ton's National Provider Identifier (NPI) is 1023009693, issued by NPPES.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated Jul 13, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›