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

MASON CHAN

Allopathic & Osteopathic Physicians General Practice

NPI
1275282725
CMS profile
11475518
Location
JBSA LACKLAND, TX

General Payments · PY2023–2024

$1,458.77

  • Reported across 12 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,094.79

9 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 $1,094.79 9

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
ITI, Inc. $249.99 2
Teva Pharmaceuticals USA, Inc. $239.18 2
ABBVIE INC. $225.08 2
E.R. Squibb & Sons, L.L.C. $130.54 1
Janssen Pharmaceuticals, Inc $125.00 1
Otsuka America Pharmaceutical, Inc. $125.00 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2023 $363.98 3
PY2024 $1,094.79 9

Payment records · PY2024 (9)

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

Program year 2024 2023 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
ABBVIE INC. $124.99 01/24/2024 Food and Beverage Undisputed 01/23/2026 1103438008 CMS
ABBVIE INC. $100.09 04/18/2024 Food and Beverage Undisputed 01/23/2026 1103438010 CMS
E.R. Squibb & Sons, L.L.C. $130.54 12/10/2024 Food and Beverage Undisputed 01/23/2026 1101417377 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $124.99 02/01/2024 Food and Beverage Undisputed 01/23/2026 1143204676 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $125.00 12/04/2024 Food and Beverage Undisputed 01/23/2026 1143204679 CMS
Janssen Pharmaceuticals, Inc $125.00 04/11/2024 Food and Beverage Undisputed 01/23/2026 1078206887 CMS
Otsuka America Pharmaceutical, Inc. $125.00 05/28/2024 Food and Beverage Undisputed 01/23/2026 1118873120 CMS
Teva Pharmaceuticals USA, Inc. $119.91 04/30/2024 Food and Beverage Undisputed 01/23/2026 1151574207 CMS
Teva Pharmaceuticals USA, Inc. $119.27 07/01/2024 Food and Beverage Undisputed 01/23/2026 1151574233 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
2023, 2024
Source files
Dataset page · Bulk file · PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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