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

DEREK NGAI

Allopathic & Osteopathic Physicians Pediatrics Pediatric Gastroenterology

NPI
1700231859
CMS profile
7226320
Location
DALLAS, TX

General Payments · PY2019–2024

$2,285.93

  • Reported across 99 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$452.42

22 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 $452.42 22

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $239.26 6
PY2020 $329.85 13
PY2021 $366.01 15
PY2022 $197.62 9
PY2023 $700.77 34
PY2024 $452.42 22

Payment records · PY2024 (22)

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
Alcresta Therapeutics, Inc. $25.41 04/04/2024 Food and Beverage Undisputed 01/23/2026 1123428354 CMS
GENZYME CORPORATION $36.17 05/16/2024 Food and Beverage Undisputed 01/23/2026 1140011616 CMS
GENZYME CORPORATION $25.99 07/10/2024 Food and Beverage Undisputed 01/23/2026 1140011626 CMS
Ipsen Biopharmaceuticals, Inc $14.32 07/30/2024 Food and Beverage Undisputed 01/23/2026 1091980177 CMS
Janssen Biotech, Inc. $16.30 05/14/2024 Food and Beverage Undisputed 01/23/2026 1078707697 CMS
Janssen Biotech, Inc. $16.55 06/04/2024 Food and Beverage Undisputed 01/23/2026 1078708610 CMS
Mirum Pharmaceuticals, Inc. $23.11 06/11/2024 Food and Beverage Undisputed 01/23/2026 1123322233 CMS
Mirum Pharmaceuticals, Inc. $19.24 07/09/2024 Food and Beverage Undisputed 01/23/2026 1123322235 CMS
Mirum Pharmaceuticals, Inc. $14.03 07/12/2024 Food and Beverage Undisputed 01/23/2026 1123322237 CMS
Mirum Pharmaceuticals, Inc. $18.56 08/08/2024 Food and Beverage Undisputed 01/23/2026 1123322241 CMS
Mirum Pharmaceuticals, Inc. $21.24 10/24/2024 Food and Beverage Undisputed 01/23/2026 1123322239 CMS
Mirum Pharmaceuticals, Inc. $20.07 12/19/2024 Food and Beverage Undisputed 01/23/2026 1123322243 CMS
Pharming Healthcare, Inc. $15.86 02/16/2024 Food and Beverage Undisputed 01/23/2026 1132158541 CMS
Pharming Healthcare, Inc. $17.66 08/21/2024 Food and Beverage Undisputed 01/23/2026 1132158548 CMS
Regeneron Healthcare Solutions, Inc. $21.12 01/04/2024 Food and Beverage Undisputed 01/23/2026 1114123939 CMS
Regeneron Healthcare Solutions, Inc. $21.53 03/08/2024 Food and Beverage Undisputed 01/23/2026 1114123941 CMS
Takeda Pharmaceuticals U.S.A., Inc. $26.97 01/11/2024 Food and Beverage Undisputed 01/23/2026 1137643128 CMS
Takeda Pharmaceuticals U.S.A., Inc. $17.24 03/07/2024 Food and Beverage Undisputed 01/23/2026 1137643130 CMS
Takeda Pharmaceuticals U.S.A., Inc. $21.61 05/09/2024 Food and Beverage Undisputed 01/23/2026 1137643132 CMS
Takeda Pharmaceuticals U.S.A., Inc. $22.59 06/18/2024 Food and Beverage Undisputed 01/23/2026 1137643134 CMS
Takeda Pharmaceuticals U.S.A., Inc. $17.29 08/15/2024 Food and Beverage Undisputed 01/23/2026 1137643136 CMS
Takeda Pharmaceuticals U.S.A., Inc. $19.56 09/12/2024 Food and Beverage Undisputed 01/23/2026 1137643138 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.