Doctor profile · Federal record

Dr. Chris Hsieh, OD

Optometrist (CMS: Optometry) · Fullerton, CA

  • NPI 1114553518
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1909 W Malvern Ave
Fullerton, CA 928332177
(714) 992-8020

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
August 18, 2020
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #34539

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114553518. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$187
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Lkc Technologies, INC. 1 $94.53
Oyster Point Pharma, INC. 1 $32.48
Biotissue Holdings INC. 1 $23.00
Alcon Vision LLC 1 $20.25
Bausch & Lomb Americas INC. 1 $16.84

By nature of payment

Food and Beverage
$187

Frequently asked questions

Auto-generated from federal data
What is Dr. Chris Hsieh's medical specialty?
Dr. Chris Hsieh practices Optometrist in Fullerton, CA.
Where does Dr. Chris Hsieh practice?
Dr. Chris Hsieh practices at 1909 W Malvern Ave, Fullerton, CA 928332177. Office phone: 7149928020.
What is Dr. Chris Hsieh's NPI?
Dr. Chris Hsieh's National Provider Identifier (NPI) is 1114553518, issued by NPPES.
Does Dr. Chris Hsieh accept Medicare assignment?
Yes. Dr. Chris Hsieh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.