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

LEON L TUNG

Allopathic & Osteopathic Physicians Internal Medicine Critical Care Medicine

NPI
1700171287
CMS profile
1273860
Location
TYLER, TX

General Payments · PY2019–2024

$4,853.93

  • Reported across 80 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$179.95

10 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 $179.95 10

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $48.32 1
PY2020 $51.77 1
PY2021 $332.93 4
PY2022 $2,353.10 30
PY2023 $1,887.86 34
PY2024 $179.95 10

Payment records · PY2024 (10)

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

Program year 2024 20192020202120222023 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. $14.12 10/22/2024 Food and Beverage Undisputed 01/23/2026 1106252563 CMS
Actelion Pharmaceuticals US, Inc. $33.12 05/09/2024 Food and Beverage Undisputed 01/23/2026 1078919609 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $23.14 06/04/2024 Food and Beverage Undisputed 01/23/2026 1118118055 CMS
GlaxoSmithKline, LLC. $16.02 01/17/2024 Food and Beverage Undisputed 01/23/2026 1116234615 CMS
GlaxoSmithKline, LLC. $13.41 02/12/2024 Food and Beverage Undisputed 01/23/2026 1116127689 CMS
GlaxoSmithKline, LLC. $16.68 05/07/2024 Food and Beverage Undisputed 01/23/2026 1116522362 CMS
Grifols USA, LLC $23.80 05/09/2024 Food and Beverage Undisputed 01/23/2026 1124753176 CMS
INOGEN, INC. $8.25 05/08/2024 Food and Beverage Undisputed 01/23/2026 1144989613 CMS
Janssen Pharmaceuticals, Inc $17.07 03/07/2024 Food and Beverage Undisputed 01/23/2026 1078216437 CMS
Mylan Specialty L.P. $14.34 02/28/2024 Food and Beverage Undisputed 01/23/2026 1147322081 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
2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

Corrections to the substance of a record route to CMS through its review-and-dispute process; errors in how this site mirrors or displays a record route to us. Both paths are described in Methodology & Data.