Doctor profile · Federal record

Dr. Ellen Ong

Optometrist (CMS: Optometry) · Burlingame, CA

  • NPI 1639737166
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1720 El Camino Real Ste 235
Burlingame, CA 940103213
(650) 259-0300
Mailing address
1720 El Camino Real, Ste 235
Burlingame, CA 940103213

Credentials & registration

NPPES · NUCC
NPI registered
May 2019 — 7 yrs on file
Profile last updated
December 9, 2021
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #34486TLG

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639737166. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$259
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 1 $147.89
Astellas Pharma US INC 1 $111.56

By nature of payment

Food and Beverage
$259

Frequently asked questions

Auto-generated from federal data
What is Dr. Ellen Ong's medical specialty?
Dr. Ellen Ong practices Optometrist in Burlingame, CA.
Where does Dr. Ellen Ong practice?
Dr. Ellen Ong practices at 1720 El Camino Real Ste 235, Burlingame, CA 940103213. Office phone: 6502590300.
What is Dr. Ellen Ong's NPI?
Dr. Ellen Ong's National Provider Identifier (NPI) is 1639737166, issued by NPPES.
Does Dr. Ellen Ong accept Medicare assignment?
Yes. Dr. Ellen Ong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.