Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-01-23 View official record Methodology

Covered recipient · General Payments record

MARK A CHUNG

NPI
1841316833
CMS profile
472952
Location
WEST HOLLYWOOD, CA

General Payments · PY2018–2024

$18,606.52

  • Reported across 246 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$2,355.22

25 records · 0 disputed

Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.

How these totals are calculated
  • The total is the sum of the General Payments records CMS published for the labeled program year(s), exactly as published. Nothing is estimated, weighted, or combined across categories.
  • General Payments only. Research and Ownership/Investment are separate datasets and are never summed with these figures; amounts are kept separate per program year.
  • Featured-page threshold (a presentation gate, not a judgment): records>=3 OR total>=100 (all years).
  • Methodology & Data — sourcing, labeling, and limitations.

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $2,302.14 24
Entertainment $53.08 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Alcon Laboratories Inc $806.11 7
CooperVision Inc. $667.53 9
Johnson & Johnson Vision Care, Inc. $579.61 6
GLAUKOS CORPORATION $248.89 2
OPTOS, INC. $53.08 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $4,205.49 58
PY2019 $4,323.34 57
PY2020 $851.73 16
PY2021 $1,650.54 22
PY2022 $2,574.54 41
PY2023 $2,645.66 27
PY2024 $2,355.22 25

Payment records · PY2024 (25)

Sorted by paying entity, then date · as published by CMS

Program year 2024 201820192020202120222023 Record-level detail is published for PY2024; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Alcon Vision LLC $147.10 03/04/2024 Food and Beverage Undisputed 01/23/2026 1110611842 CMS
Alcon Vision LLC $134.22 05/08/2024 Food and Beverage Undisputed 01/23/2026 1110611840 CMS
Alcon Vision LLC $130.96 07/22/2024 Food and Beverage Undisputed 01/23/2026 1110611838 CMS
Alcon Vision LLC $121.83 09/09/2024 Food and Beverage Undisputed 01/23/2026 1110611836 CMS
Alcon Vision LLC $87.00 09/19/2024 Food and Beverage Undisputed 01/23/2026 1110611832 CMS
Alcon Vision LLC $73.00 10/22/2024 Food and Beverage Undisputed 01/23/2026 1110611830 CMS
Alcon Vision LLC $112.00 12/18/2024 Food and Beverage Undisputed 01/23/2026 1110611834 CMS
CooperVision Inc. $49.59 01/30/2024 Food and Beverage Undisputed 01/23/2026 1145492533 CMS
CooperVision Inc. $10.78 03/19/2024 Food and Beverage Undisputed 01/23/2026 1145492553 CMS
CooperVision Inc. $116.67 05/16/2024 Food and Beverage Undisputed 01/23/2026 1145492577 CMS
CooperVision Inc. $115.22 05/16/2024 Food and Beverage Undisputed 01/23/2026 1145492579 CMS
CooperVision Inc. $121.80 06/04/2024 Food and Beverage Undisputed 01/23/2026 1145492589 CMS
CooperVision Inc. $20.58 07/23/2024 Food and Beverage Undisputed 01/23/2026 1145492597 CMS
CooperVision Inc. $30.60 07/23/2024 Food and Beverage Undisputed 01/23/2026 1145492605 CMS
CooperVision Inc. $36.04 09/13/2024 Food and Beverage Undisputed 01/23/2026 1145492629 CMS
CooperVision Inc. $166.25 11/20/2024 Food and Beverage Undisputed 01/23/2026 1145492639 CMS
Glaukos Corporation $173.77 04/30/2024 Food and Beverage Undisputed 01/23/2026 1151974756 CMS
Glaukos Corporation $75.12 11/15/2024 Food and Beverage Undisputed 01/23/2026 1151989654 CMS
Johnson & Johnson Vision Care, Inc. $111.55 01/31/2024 Food and Beverage Undisputed 01/23/2026 1077692194 CMS
Johnson & Johnson Vision Care, Inc. $143.51 04/30/2024 Food and Beverage Undisputed 01/23/2026 1077692258 CMS
Johnson & Johnson Vision Care, Inc. $42.94 05/21/2024 Food and Beverage Undisputed 01/23/2026 1077692262 CMS
Johnson & Johnson Vision Care, Inc. $142.45 07/12/2024 Food and Beverage Undisputed 01/23/2026 1077692254 CMS
Johnson & Johnson Vision Care, Inc. $39.95 08/12/2024 Food and Beverage Undisputed 01/23/2026 1077692224 CMS
Johnson & Johnson Vision Care, Inc. $99.21 08/29/2024 Food and Beverage Undisputed 01/23/2026 1077692247 CMS
Optos, Inc. $53.08 02/26/2024 Entertainment Undisputed 01/23/2026 1141501606 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-01-23
Program years on this page
2018, 2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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