Doctor profile · Federal record

Dr. Courtney Liang, OD

Optometrist · Flushing, NY

  • NPI 1164103255
  • 3 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
13172 40Th RD
Flushing, NY 113545137
(718) 886-1287
fax (718) 886-3903
Additional location
13625 Maple Ave Ste 202
Flushing, NY 113553891
(718) 358-5900
fax (718) 358-9952
Additional location
79 Middleville RD
Northport, NY 117682200
(631) 261-4400
Mailing address
125 Walker St
New York, NY 100134135

Credentials & registration

NPPES · NUCC
NPI registered
July 2023 — 3 yrs on file
Profile last updated
June 19, 2024
Specialty taxonomy
152W00000X — NUCC code
State license (1)
New York #009902

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164103255. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$266
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 1 $148.05
Sun Pharmaceutical Industries INC. 1 $117.76

By nature of payment

Food and Beverage
$266

Frequently asked questions

Auto-generated from federal data
What is Dr. Courtney Liang's medical specialty?
Dr. Courtney Liang practices Optometrist in Flushing, NY.
Where does Dr. Courtney Liang practice?
Dr. Courtney Liang practices at 13172 40Th RD, Flushing, NY 113545137. Office phone: 7188861287.
What is Dr. Courtney Liang's NPI?
Dr. Courtney Liang's National Provider Identifier (NPI) is 1164103255, issued by NPPES.