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

MICHAEL L CHOU

Allopathic & Osteopathic Physicians Allergy & Immunology

NPI
1134323363
CMS profile
5739
Location
PEARLAND, TX

General Payments · PY2018–2024

$7,976.81

  • Reported across 419 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,227.06

61 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 $1,215.40 60
Education $11.66 1

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $585.18 35
PY2019 $644.98 37
PY2020 $1,200.25 70
PY2021 $1,567.71 88
PY2022 $1,321.21 67
PY2023 $1,430.42 61
PY2024 $1,227.06 61

Payment records · PY2024 (61)

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
AstraZeneca Pharmaceuticals LP $15.79 01/22/2024 Food and Beverage Undisputed 01/23/2026 1104505646 CMS
AstraZeneca Pharmaceuticals LP $28.29 02/12/2024 Food and Beverage Undisputed 01/23/2026 1105655546 CMS
AstraZeneca Pharmaceuticals LP $62.76 02/20/2024 Food and Beverage Undisputed 01/23/2026 1104606604 CMS
AstraZeneca Pharmaceuticals LP $17.86 02/27/2024 Food and Beverage Undisputed 01/23/2026 1105576780 CMS
AstraZeneca Pharmaceuticals LP $15.95 05/21/2024 Food and Beverage Undisputed 01/23/2026 1105619977 CMS
AstraZeneca Pharmaceuticals LP $17.32 06/17/2024 Food and Beverage Undisputed 01/23/2026 1104637937 CMS
AstraZeneca Pharmaceuticals LP $17.86 07/17/2024 Food and Beverage Undisputed 01/23/2026 1105523551 CMS
AstraZeneca Pharmaceuticals LP $44.37 07/19/2024 Food and Beverage Undisputed 01/23/2026 1104239081 CMS
AstraZeneca Pharmaceuticals LP $13.14 09/05/2024 Food and Beverage Undisputed 01/23/2026 1105500018 CMS
AstraZeneca Pharmaceuticals LP $21.98 09/11/2024 Food and Beverage Undisputed 01/23/2026 1104397237 CMS
AstraZeneca Pharmaceuticals LP $31.16 09/28/2024 Food and Beverage Undisputed 01/23/2026 1105593759 CMS
AstraZeneca Pharmaceuticals LP $11.66 10/17/2024 Education Undisputed 01/23/2026 1104354182 CMS
AstraZeneca Pharmaceuticals LP $17.95 11/11/2024 Food and Beverage Undisputed 01/23/2026 1105340740 CMS
Blueprint Medicines Corporation $15.26 05/29/2024 Food and Beverage Undisputed 01/23/2026 1147444901 CMS
GENZYME CORPORATION $13.61 06/18/2024 Food and Beverage Undisputed 01/23/2026 1139821115 CMS
GENZYME CORPORATION $45.35 10/01/2024 Food and Beverage Undisputed 01/23/2026 1139821145 CMS
GENZYME CORPORATION $29.91 11/25/2024 Food and Beverage Undisputed 01/23/2026 1139821147 CMS
GlaxoSmithKline, LLC. $22.77 01/08/2024 Food and Beverage Undisputed 01/23/2026 1115939519 CMS
GlaxoSmithKline, LLC. $3.88 01/30/2024 Food and Beverage Undisputed 01/23/2026 1116426557 CMS
GlaxoSmithKline, LLC. $5.20 01/31/2024 Food and Beverage Undisputed 01/23/2026 1116296891 CMS
GlaxoSmithKline, LLC. $13.31 02/05/2024 Food and Beverage Undisputed 01/23/2026 1116205824 CMS
GlaxoSmithKline, LLC. $19.10 03/07/2024 Food and Beverage Undisputed 01/23/2026 1115949738 CMS
GlaxoSmithKline, LLC. $18.34 03/20/2024 Food and Beverage Undisputed 01/23/2026 1115891631 CMS
GlaxoSmithKline, LLC. $1.19 03/21/2024 Food and Beverage Undisputed 01/23/2026 1116539210 CMS
GlaxoSmithKline, LLC. $14.42 04/16/2024 Food and Beverage Undisputed 01/23/2026 1116284319 CMS
GlaxoSmithKline, LLC. $17.90 05/03/2024 Food and Beverage Undisputed 01/23/2026 1116656037 CMS
GlaxoSmithKline, LLC. $20.46 05/16/2024 Food and Beverage Undisputed 01/23/2026 1116596489 CMS
GlaxoSmithKline, LLC. $21.33 05/31/2024 Food and Beverage Undisputed 01/23/2026 1116321026 CMS
GlaxoSmithKline, LLC. $6.34 06/02/2024 Food and Beverage Undisputed 01/23/2026 1116333303 CMS
GlaxoSmithKline, LLC. $14.80 06/24/2024 Food and Beverage Undisputed 01/23/2026 1116410643 CMS
GlaxoSmithKline, LLC. $17.61 07/11/2024 Food and Beverage Undisputed 01/23/2026 1116672390 CMS
GlaxoSmithKline, LLC. $18.44 07/30/2024 Food and Beverage Undisputed 01/23/2026 1116482701 CMS
GlaxoSmithKline, LLC. $21.40 08/14/2024 Food and Beverage Undisputed 01/23/2026 1115809463 CMS
GlaxoSmithKline, LLC. $16.25 08/29/2024 Food and Beverage Undisputed 01/23/2026 1116313773 CMS
GlaxoSmithKline, LLC. $3.22 09/17/2024 Food and Beverage Undisputed 01/23/2026 1115814218 CMS
GlaxoSmithKline, LLC. $17.46 09/17/2024 Food and Beverage Undisputed 01/23/2026 1116407783 CMS
GlaxoSmithKline, LLC. $6.05 09/19/2024 Food and Beverage Undisputed 01/23/2026 1116374686 CMS
GlaxoSmithKline, LLC. $5.78 09/26/2024 Food and Beverage Undisputed 01/23/2026 1116333909 CMS
GlaxoSmithKline, LLC. $5.88 10/03/2024 Food and Beverage Undisputed 01/23/2026 1116447598 CMS
GlaxoSmithKline, LLC. $14.40 10/16/2024 Food and Beverage Undisputed 01/23/2026 1116256517 CMS
GlaxoSmithKline, LLC. $18.11 10/30/2024 Food and Beverage Undisputed 01/23/2026 1116567810 CMS
GlaxoSmithKline, LLC. $17.91 11/20/2024 Food and Beverage Undisputed 01/23/2026 1116585941 CMS
GlaxoSmithKline, LLC. $12.84 12/03/2024 Food and Beverage Undisputed 01/23/2026 1116157431 CMS
GlaxoSmithKline, LLC. $23.01 12/12/2024 Food and Beverage Undisputed 01/23/2026 1115996912 CMS
Incyte Corporation $24.32 03/19/2024 Food and Beverage Undisputed 01/23/2026 1141299921 CMS
kaleo, Inc. $23.62 01/29/2024 Food and Beverage Undisputed 01/23/2026 1126628112 CMS
LEO Pharma Inc. $18.42 09/23/2024 Food and Beverage Undisputed 01/23/2026 1152623739 CMS
LEO Pharma Inc. $22.13 11/04/2024 Food and Beverage Undisputed 01/23/2026 1152623741 CMS
LEO Pharma Inc. $16.66 12/13/2024 Food and Beverage Undisputed 01/23/2026 1152623743 CMS
Novartis Pharmaceuticals Corporation $18.87 05/14/2024 Food and Beverage Undisputed 01/23/2026 1086772475 CMS
Novartis Pharmaceuticals Corporation $21.85 08/21/2024 Food and Beverage Undisputed 01/23/2026 1086772467 CMS
Optinose US, Inc. $36.62 04/16/2024 Food and Beverage Undisputed 01/23/2026 1142189742 CMS
Optinose US, Inc. $45.08 04/29/2024 Food and Beverage Undisputed 01/23/2026 1142189724 CMS
Regeneron Healthcare Solutions, Inc. $28.60 01/23/2024 Food and Beverage Undisputed 01/23/2026 1114025242 CMS
Regeneron Healthcare Solutions, Inc. $26.31 02/13/2024 Food and Beverage Undisputed 01/23/2026 1114025244 CMS
Regeneron Healthcare Solutions, Inc. $21.77 02/28/2024 Food and Beverage Undisputed 01/23/2026 1114025246 CMS
Regeneron Healthcare Solutions, Inc. $32.54 03/25/2024 Food and Beverage Undisputed 01/23/2026 1114025248 CMS
Regeneron Healthcare Solutions, Inc. $26.26 06/04/2024 Food and Beverage Undisputed 01/23/2026 1114025250 CMS
Regeneron Healthcare Solutions, Inc. $25.24 08/20/2024 Food and Beverage Undisputed 01/23/2026 1114025252 CMS
Regeneron Healthcare Solutions, Inc. $18.90 10/09/2024 Food and Beverage Undisputed 01/23/2026 1114025254 CMS
Regeneron Healthcare Solutions, Inc. $22.25 11/05/2024 Food and Beverage Undisputed 01/23/2026 1114025256 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

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.