Doctor profile · Federal record

Dr. Mark Winston, O.D.

Optometrist · Northridge, CA

  • NPI 1548232010
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9153 Reseda Blvd
Northridge, CA 913243031
(818) 701-0123
fax (818) 701-1762

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #7679T

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548232010. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$20
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Johnson & Johnson Vision Care, INC. 1 $19.50

By nature of payment

Food and Beverage
$20

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Winston's medical specialty?
Dr. Mark Winston practices Optometrist in Northridge, CA.
Where does Dr. Mark Winston practice?
Dr. Mark Winston practices at 9153 Reseda Blvd, Northridge, CA 913243031. Office phone: 8187010123.
What is Dr. Mark Winston's NPI?
Dr. Mark Winston's National Provider Identifier (NPI) is 1548232010, 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 Jul 14, 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 ›