Doctor profile · Federal record

Dr. Dennis Chang, O.D.

Optometrist · Weslaco, TX

  • NPI 1568687630
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
601 E Expressway 83 Ste 100B
Weslaco, TX 785994978
(956) 969-2816
fax (956) 968-6956
Mailing address
401 E Newport Ln
McAllen, TX 785011144

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
May 17, 2022
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Texas #4067T
Medicaid
TX #PO-80289E4

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568687630. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$337
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 4 $214.52
Amgen Inc. 1 $86.32
Dompe US, Inc. 1 $36.56

By nature of payment

Food and Beverage
$337

Frequently asked questions

Auto-generated from federal data
What is Dr. Dennis Chang's medical specialty?
Dr. Dennis Chang practices Optometrist in Weslaco, TX.
Where does Dr. Dennis Chang practice?
Dr. Dennis Chang practices at 601 E Expressway 83 Ste 100B, Weslaco, TX 785994978. Office phone: 9569692816.
What is Dr. Dennis Chang's NPI?
Dr. Dennis Chang's National Provider Identifier (NPI) is 1568687630, issued by NPPES.