IndustryPayments
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

DAVID P CHANG

Allopathic & Osteopathic Physicians Internal Medicine

NPI
1487638581
CMS profile
22459
Location
EASLEY, SC

General Payments · PY2018–2024

$13,264.08

  • Reported across 951 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,921.28

110 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.

Related groups: Internal Medicine SC All categories

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,921.28 110

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Acerta Pharma LLC $297.62 16
Lilly USA, LLC $209.59 15
PFIZER INC. $205.68 17
GlaxoSmithKline, LLC. $162.84 10
Novo Nordisk AS $162.76 11
NOVARTIS PHARMACEUTICALS CORPORATION $106.26 5
Abbott Laboratories $100.79 3
Insulet Corporation $89.73 1
Astellas Pharma US Inc $71.04 3
DEXCOM, INC. $52.07 3
ABBVIE INC. $51.97 3
Janssen Pharmaceuticals, Inc $44.03 2
Boehringer Ingelheim Pharmaceuticals, Inc. $43.79 3
Otsuka America Pharmaceutical, Inc. $43.41 2
Daiichi Sankyo Inc. $38.00 2
Salix Pharmaceuticals, a division of Bausch Health US, LLC $37.96 2
Antares Pharma, Inc. $32.43 2
Esperion Therapeutics, Inc. $30.63 2
Exact Sciences Corporation $29.65 2
EISAI INC. $24.20 1
Azurity Pharmaceuticals, Inc. $19.17 1
Axsome Therapeutics, Inc. $18.31 1
Bayer HealthCare Pharmaceuticals Inc. $17.90 1
Hikma Pharmaceuticals USA $15.93 1
SHIELD THERAPEUTICS INC $15.52 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $1,655.08 134
PY2019 $2,106.34 162
PY2020 $1,645.37 129
PY2021 $2,205.44 163
PY2022 $1,958.39 140
PY2023 $1,772.18 113
PY2024 $1,921.28 110

Payment records · PY2024 (110)

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
Abbott Laboratories $38.77 03/13/2024 Food and Beverage Undisputed 01/23/2026 1125089634 CMS
Abbott Laboratories $38.77 04/10/2024 Food and Beverage Undisputed 01/23/2026 1125089636 CMS
Abbott Laboratories $23.25 04/26/2024 Food and Beverage Undisputed 01/23/2026 1125089638 CMS
ABBVIE INC. $20.65 03/12/2024 Food and Beverage Undisputed 01/23/2026 1103440894 CMS
ABBVIE INC. $17.88 04/09/2024 Food and Beverage Undisputed 01/23/2026 1103440896 CMS
ABBVIE INC. $13.44 04/18/2024 Food and Beverage Undisputed 01/23/2026 1103440898 CMS
Antares Pharma, Inc. $15.72 08/01/2024 Food and Beverage Undisputed 01/23/2026 1146452671 CMS
Antares Pharma, Inc. $16.71 10/11/2024 Food and Beverage Undisputed 01/23/2026 1146452675 CMS
Astellas Pharma US Inc $20.40 04/19/2024 Food and Beverage Undisputed 01/23/2026 1139325720 CMS
Astellas Pharma US Inc $22.50 07/19/2024 Food and Beverage Undisputed 01/23/2026 1139283122 CMS
Astellas Pharma US Inc $28.14 10/28/2024 Food and Beverage Undisputed 01/23/2026 1139427052 CMS
AstraZeneca Pharmaceuticals LP $17.13 01/04/2024 Food and Beverage Undisputed 01/23/2026 1104212011 CMS
AstraZeneca Pharmaceuticals LP $13.24 01/18/2024 Food and Beverage Undisputed 01/23/2026 1104201257 CMS
AstraZeneca Pharmaceuticals LP $21.81 02/13/2024 Food and Beverage Undisputed 01/23/2026 1105461794 CMS
AstraZeneca Pharmaceuticals LP $14.68 02/28/2024 Food and Beverage Undisputed 01/23/2026 1104370119 CMS
AstraZeneca Pharmaceuticals LP $42.47 03/21/2024 Food and Beverage Undisputed 01/23/2026 1104719775 CMS
AstraZeneca Pharmaceuticals LP $17.75 04/04/2024 Food and Beverage Undisputed 01/23/2026 1104281277 CMS
AstraZeneca Pharmaceuticals LP $13.84 05/15/2024 Food and Beverage Undisputed 01/23/2026 1105642210 CMS
AstraZeneca Pharmaceuticals LP $19.51 06/20/2024 Food and Beverage Undisputed 01/23/2026 1105533246 CMS
AstraZeneca Pharmaceuticals LP $16.97 06/25/2024 Food and Beverage Undisputed 01/23/2026 1105666488 CMS
AstraZeneca Pharmaceuticals LP $14.77 07/31/2024 Food and Beverage Undisputed 01/23/2026 1104686512 CMS
AstraZeneca Pharmaceuticals LP $17.82 08/22/2024 Food and Beverage Undisputed 01/23/2026 1104748409 CMS
AstraZeneca Pharmaceuticals LP $22.98 09/19/2024 Food and Beverage Undisputed 01/23/2026 1105468761 CMS
AstraZeneca Pharmaceuticals LP $14.98 10/30/2024 Food and Beverage Undisputed 01/23/2026 1104408837 CMS
AstraZeneca Pharmaceuticals LP $16.00 10/31/2024 Food and Beverage Undisputed 01/23/2026 1104757988 CMS
AstraZeneca Pharmaceuticals LP $15.00 11/21/2024 Food and Beverage Undisputed 01/23/2026 1104330746 CMS
AstraZeneca Pharmaceuticals LP $18.67 12/11/2024 Food and Beverage Undisputed 01/23/2026 1105740134 CMS
Axsome Therapeutics, Inc. $18.31 05/03/2024 Food and Beverage Undisputed 01/23/2026 1148274982 CMS
Azurity Pharmaceuticals, Inc. $19.17 11/05/2024 Food and Beverage Undisputed 01/23/2026 1134004093 CMS
Bayer Healthcare Pharmaceuticals Inc. $17.90 09/26/2024 Food and Beverage Undisputed 01/23/2026 1086137753 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $13.76 02/29/2024 Food and Beverage Undisputed 01/23/2026 1118029464 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $15.57 03/18/2024 Food and Beverage Undisputed 01/23/2026 1118029468 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $14.46 08/06/2024 Food and Beverage Undisputed 01/23/2026 1118029466 CMS
Daiichi Sankyo Inc. $18.56 02/22/2024 Food and Beverage Undisputed 01/23/2026 1089407606 CMS
Daiichi Sankyo Inc. $19.44 05/23/2024 Food and Beverage Undisputed 01/23/2026 1089407618 CMS
Dexcom, Inc. $19.65 04/01/2024 Food and Beverage Undisputed 01/23/2026 1153294693 CMS
Dexcom, Inc. $16.29 06/18/2024 Food and Beverage Undisputed 01/23/2026 1153294695 CMS
Dexcom, Inc. $16.13 08/20/2024 Food and Beverage Undisputed 01/23/2026 1153294697 CMS
Eisai Inc. $24.20 01/17/2024 Food and Beverage Undisputed 01/23/2026 1110739879 CMS
Esperion Therapeutics, Inc. $13.12 03/06/2024 Food and Beverage Undisputed 01/23/2026 1129430652 CMS
Esperion Therapeutics, Inc. $17.51 04/25/2024 Food and Beverage Undisputed 01/23/2026 1129430654 CMS
Exact Sciences Corporation $13.21 06/03/2024 Food and Beverage Undisputed 01/23/2026 1114612234 CMS
Exact Sciences Corporation $16.44 12/05/2024 Food and Beverage Undisputed 01/23/2026 1114612239 CMS
GlaxoSmithKline, LLC. $11.78 02/06/2024 Food and Beverage Undisputed 01/23/2026 1115930051 CMS
GlaxoSmithKline, LLC. $15.88 02/27/2024 Food and Beverage Undisputed 01/23/2026 1115891648 CMS
GlaxoSmithKline, LLC. $18.77 03/27/2024 Food and Beverage Undisputed 01/23/2026 1116176807 CMS
GlaxoSmithKline, LLC. $12.19 04/23/2024 Food and Beverage Undisputed 01/23/2026 1115837763 CMS
GlaxoSmithKline, LLC. $16.35 05/17/2024 Food and Beverage Undisputed 01/23/2026 1116264368 CMS
GlaxoSmithKline, LLC. $19.48 06/11/2024 Food and Beverage Undisputed 01/23/2026 1116477230 CMS
GlaxoSmithKline, LLC. $14.70 07/16/2024 Food and Beverage Undisputed 01/23/2026 1116571809 CMS
GlaxoSmithKline, LLC. $16.44 08/05/2024 Food and Beverage Undisputed 01/23/2026 1116314806 CMS
GlaxoSmithKline, LLC. $24.38 09/06/2024 Food and Beverage Undisputed 01/23/2026 1116659309 CMS
GlaxoSmithKline, LLC. $12.87 10/29/2024 Food and Beverage Undisputed 01/23/2026 1116593328 CMS
Hikma Pharmaceuticals USA $15.93 03/15/2024 Food and Beverage Undisputed 01/23/2026 1127508961 CMS
Insulet Corporation $89.73 03/19/2024 Food and Beverage Undisputed 01/23/2026 1116799692 CMS
Janssen Pharmaceuticals, Inc $21.01 08/07/2024 Food and Beverage Undisputed 01/23/2026 1078176081 CMS
Janssen Pharmaceuticals, Inc $23.02 09/18/2024 Food and Beverage Undisputed 01/23/2026 1078176099 CMS
Lilly USA, LLC $18.09 01/10/2024 Food and Beverage Undisputed 01/23/2026 1136147707 CMS
Lilly USA, LLC $15.36 01/23/2024 Food and Beverage Undisputed 01/23/2026 1136159375 CMS
Lilly USA, LLC $15.74 02/27/2024 Food and Beverage Undisputed 01/23/2026 1136156197 CMS
Lilly USA, LLC $15.36 03/23/2024 Food and Beverage Undisputed 01/23/2026 1136159377 CMS
Lilly USA, LLC $16.87 03/26/2024 Food and Beverage Undisputed 01/23/2026 1136143074 CMS
Lilly USA, LLC $16.21 04/22/2024 Food and Beverage Undisputed 01/23/2026 1136160903 CMS
Lilly USA, LLC $9.03 04/26/2024 Food and Beverage Undisputed 01/23/2026 1136134379 CMS
Lilly USA, LLC $5.46 05/06/2024 Food and Beverage Undisputed 01/23/2026 1136143072 CMS
Lilly USA, LLC $15.89 05/13/2024 Food and Beverage Undisputed 01/23/2026 1136126569 CMS
Lilly USA, LLC $13.20 06/24/2024 Food and Beverage Undisputed 01/23/2026 1136126571 CMS
Lilly USA, LLC $13.32 07/08/2024 Food and Beverage Undisputed 01/23/2026 1136143076 CMS
Lilly USA, LLC $18.06 07/25/2024 Food and Beverage Undisputed 01/23/2026 1136126573 CMS
Lilly USA, LLC $8.56 07/27/2024 Food and Beverage Undisputed 01/23/2026 1136132132 CMS
Lilly USA, LLC $13.20 09/12/2024 Food and Beverage Undisputed 01/23/2026 1136159379 CMS
Lilly USA, LLC $15.24 09/17/2024 Food and Beverage Undisputed 01/23/2026 1136134793 CMS
Novartis Pharmaceuticals Corporation $17.28 01/12/2024 Food and Beverage Undisputed 01/23/2026 1086697649 CMS
Novartis Pharmaceuticals Corporation $22.91 04/12/2024 Food and Beverage Undisputed 01/23/2026 1086697643 CMS
Novartis Pharmaceuticals Corporation $26.12 08/02/2024 Food and Beverage Undisputed 01/23/2026 1086697655 CMS
Novartis Pharmaceuticals Corporation $20.18 09/13/2024 Food and Beverage Undisputed 01/23/2026 1086697659 CMS
Novartis Pharmaceuticals Corporation $19.77 10/21/2024 Food and Beverage Undisputed 01/23/2026 1086697661 CMS
Novo Nordisk Inc $17.19 02/15/2024 Food and Beverage Undisputed 01/23/2026 1097521831 CMS
Novo Nordisk Inc $18.80 03/14/2024 Food and Beverage Undisputed 01/23/2026 1097539609 CMS
Novo Nordisk Inc $16.61 04/11/2024 Food and Beverage Undisputed 01/23/2026 1097388382 CMS
Novo Nordisk Inc $15.32 05/14/2024 Food and Beverage Undisputed 01/23/2026 1097285072 CMS
Novo Nordisk Inc $16.00 06/27/2024 Food and Beverage Undisputed 01/23/2026 1096838001 CMS
Novo Nordisk Inc $11.98 07/29/2024 Food and Beverage Undisputed 01/23/2026 1097406109 CMS
Novo Nordisk Inc $16.18 09/05/2024 Food and Beverage Undisputed 01/23/2026 1097260428 CMS
Novo Nordisk Inc $16.00 10/15/2024 Food and Beverage Undisputed 01/23/2026 1097301043 CMS
Novo Nordisk Inc $15.37 10/23/2024 Food and Beverage Undisputed 01/23/2026 1096662112 CMS
Novo Nordisk Inc $15.66 11/19/2024 Food and Beverage Undisputed 01/23/2026 1097522815 CMS
Novo Nordisk Inc $3.65 11/25/2024 Food and Beverage Undisputed 01/23/2026 1097207522 CMS
Otsuka America Pharmaceutical, Inc. $22.43 02/17/2024 Food and Beverage Undisputed 01/23/2026 1118873362 CMS
Otsuka America Pharmaceutical, Inc. $20.98 03/15/2024 Food and Beverage Undisputed 01/23/2026 1118873364 CMS
PFIZER INC. $16.91 01/10/2024 Food and Beverage Undisputed 01/23/2026 1131135044 CMS
PFIZER INC. $11.46 01/19/2024 Food and Beverage Undisputed 01/23/2026 1131572786 CMS
PFIZER INC. $16.74 03/04/2024 Food and Beverage Undisputed 01/23/2026 1131135047 CMS
PFIZER INC. $27.43 03/06/2024 Food and Beverage Undisputed 01/23/2026 1131636916 CMS
PFIZER INC. $8.77 03/28/2024 Food and Beverage Undisputed 01/23/2026 1131590517 CMS
PFIZER INC. $9.32 03/28/2024 Food and Beverage Undisputed 01/23/2026 1131658169 CMS
PFIZER INC. $14.03 04/04/2024 Food and Beverage Undisputed 01/23/2026 1131396997 CMS
PFIZER INC. $17.99 05/02/2024 Food and Beverage Undisputed 01/23/2026 1131400805 CMS
PFIZER INC. $18.03 06/08/2024 Food and Beverage Undisputed 01/23/2026 1131679455 CMS
PFIZER INC. $9.85 06/11/2024 Food and Beverage Undisputed 01/23/2026 1131777810 CMS
PFIZER INC. $9.23 08/23/2024 Food and Beverage Undisputed 01/23/2026 1131944100 CMS
PFIZER INC. $0.90 08/23/2024 Food and Beverage Undisputed 01/23/2026 1131960168 CMS
PFIZER INC. $1.19 08/23/2024 Food and Beverage Undisputed 01/23/2026 1131989375 CMS
PFIZER INC. $9.85 09/25/2024 Food and Beverage Undisputed 01/23/2026 1131965629 CMS
PFIZER INC. $0.91 09/25/2024 Food and Beverage Undisputed 01/23/2026 1131975377 CMS
PFIZER INC. $18.83 10/16/2024 Food and Beverage Undisputed 01/23/2026 1132077005 CMS
PFIZER INC. $14.24 12/03/2024 Food and Beverage Undisputed 01/23/2026 1131114122 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $16.11 02/06/2024 Food and Beverage Undisputed 01/23/2026 1153583727 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $21.85 11/27/2024 Food and Beverage Undisputed 01/23/2026 1153713874 CMS
SHIELD THERAPEUTICS INC $15.52 08/19/2024 Food and Beverage Undisputed 01/23/2026 1150142592 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.

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