Doctor profile · Federal record

Dr. Justin Duong-Mac, OD

Optometrist · San Francisco, CA

  • NPI 1568089738
  • 6 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4150 Clement St
San Francisco, CA 941211563
(415) 221-4810

Credentials & registration

NPPES · NUCC
NPI registered
July 2020 — 6 yrs on file
Profile last updated
July 3, 2020
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #34538

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568089738. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$106
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 2 $105.67

By nature of payment

Food and Beverage
$106

Frequently asked questions

Auto-generated from federal data
What is Dr. Justin Duong-Mac's medical specialty?
Dr. Justin Duong-Mac practices Optometrist in San Francisco, CA.
Where does Dr. Justin Duong-Mac practice?
Dr. Justin Duong-Mac practices at 4150 Clement St, San Francisco, CA 941211563. Office phone: 4152214810.
What is Dr. Justin Duong-Mac's NPI?
Dr. Justin Duong-Mac's National Provider Identifier (NPI) is 1568089738, 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 May 24, 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 ›