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

MATTHEW C LAMBERT

Allopathic & Osteopathic Physicians Internal Medicine Nephrology

NPI
1992840805
CMS profile
1160436
Location
SPARTANBURG, SC

General Payments · PY2018–2024

$8,070.68

  • Reported across 424 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,582.30

83 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: Nephrology SC All categories

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,557.69 82
Education $24.61 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
NOVARTIS PHARMACEUTICALS CORPORATION $167.58 6
Otsuka America Pharmaceutical, Inc. $146.64 20
Retrophin, Inc. $130.69 6
Novo Nordisk AS $112.10 5
AKEBIA THERAPEUTICS INC $109.77 4
CALLIDITAS THERAPEUTICS US INC. $105.84 4
ANI Pharmaceuticals, Inc. $104.59 5
Acerta Pharma LLC $101.50 6
Amgen Inc. $97.59 4
Relypsa, Inc. $92.42 5
Boehringer Ingelheim Pharmaceuticals, Inc. $63.49 3
Mallinckrodt Hospital Products Inc. $56.85 2
Inari Medical, Inc. $56.11 1
GlaxoSmithKline, LLC. $52.29 3
Ardelyx, Inc. $45.53 2
Bayer HealthCare Pharmaceuticals Inc. $39.51 2
Fresenius USA Marketing, Inc. $35.79 2
Kyowa Kirin, Inc. $25.26 1
Aurinia Pharma U.S., Inc. $23.57 1
Lilly USA, LLC $15.18 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $846.60 47
PY2019 $1,070.19 60
PY2020 $1,017.78 57
PY2021 $1,067.44 55
PY2022 $1,065.07 54
PY2023 $1,421.30 68
PY2024 $1,582.30 83

Payment records · PY2024 (83)

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
AKEBIA THERAPEUTICS INC $29.89 02/05/2024 Food and Beverage Undisputed 01/23/2026 1145824300 CMS
AKEBIA THERAPEUTICS INC $27.63 09/10/2024 Food and Beverage Undisputed 01/23/2026 1145829682 CMS
AKEBIA THERAPEUTICS INC $27.64 09/10/2024 Food and Beverage Undisputed 01/23/2026 1145829684 CMS
AKEBIA THERAPEUTICS INC $24.61 12/18/2024 Education Undisputed 01/23/2026 1145834963 CMS
Amgen Inc. $32.32 01/18/2024 Food and Beverage Undisputed 01/23/2026 1115847326 CMS
Amgen Inc. $23.14 05/16/2024 Food and Beverage Undisputed 01/23/2026 1115847336 CMS
Amgen Inc. $19.55 06/27/2024 Food and Beverage Undisputed 01/23/2026 1117304705 CMS
Amgen Inc. $22.58 11/19/2024 Food and Beverage Undisputed 01/23/2026 1117304707 CMS
ANI Pharmaceuticals, Inc. $19.26 01/09/2024 Food and Beverage Undisputed 01/23/2026 1091135789 CMS
ANI Pharmaceuticals, Inc. $23.01 01/24/2024 Food and Beverage Undisputed 01/23/2026 1091164398 CMS
ANI Pharmaceuticals, Inc. $23.82 02/22/2024 Food and Beverage Undisputed 01/23/2026 1091144354 CMS
ANI Pharmaceuticals, Inc. $19.25 08/07/2024 Food and Beverage Undisputed 01/23/2026 1091165982 CMS
ANI Pharmaceuticals, Inc. $19.25 09/11/2024 Food and Beverage Undisputed 01/23/2026 1091143562 CMS
Ardelyx, Inc. $23.37 04/18/2024 Food and Beverage Undisputed 01/23/2026 1146691166 CMS
Ardelyx, Inc. $22.16 10/28/2024 Food and Beverage Undisputed 01/23/2026 1146691168 CMS
AstraZeneca Pharmaceuticals LP $14.77 01/03/2024 Food and Beverage Undisputed 01/23/2026 1105464575 CMS
AstraZeneca Pharmaceuticals LP $14.02 04/19/2024 Food and Beverage Undisputed 01/23/2026 1105530960 CMS
AstraZeneca Pharmaceuticals LP $17.73 06/27/2024 Food and Beverage Undisputed 01/23/2026 1105809487 CMS
AstraZeneca Pharmaceuticals LP $13.82 07/25/2024 Food and Beverage Undisputed 01/23/2026 1105204065 CMS
AstraZeneca Pharmaceuticals LP $21.01 08/06/2024 Food and Beverage Undisputed 01/23/2026 1105519685 CMS
AstraZeneca Pharmaceuticals LP $20.15 11/04/2024 Food and Beverage Undisputed 01/23/2026 1104412825 CMS
Aurinia Pharma U.S., Inc. $23.57 04/02/2024 Food and Beverage Undisputed 01/23/2026 1150685641 CMS
Bayer Healthcare Pharmaceuticals Inc. $19.05 01/15/2024 Food and Beverage Undisputed 01/23/2026 1086264225 CMS
Bayer Healthcare Pharmaceuticals Inc. $20.46 03/20/2024 Food and Beverage Undisputed 01/23/2026 1086178436 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $16.57 04/29/2024 Food and Beverage Undisputed 01/23/2026 1118266577 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $25.57 06/25/2024 Food and Beverage Undisputed 01/23/2026 1118266581 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $21.35 09/09/2024 Food and Beverage Undisputed 01/23/2026 1118266579 CMS
CALLIDITAS THERAPEUTICS US INC. $25.02 05/29/2024 Food and Beverage Undisputed 01/23/2026 1141516013 CMS
CALLIDITAS THERAPEUTICS US INC. $25.97 08/12/2024 Food and Beverage Undisputed 01/23/2026 1141520201 CMS
CALLIDITAS THERAPEUTICS US INC. $25.64 09/23/2024 Food and Beverage Undisputed 01/23/2026 1141522739 CMS
CALLIDITAS THERAPEUTICS US INC. $29.21 10/30/2024 Food and Beverage Undisputed 01/23/2026 1141525922 CMS
Fresenius USA Marketing, Inc. $16.87 02/26/2024 Food and Beverage Undisputed 01/23/2026 1154210352 CMS
Fresenius USA Marketing, Inc. $18.92 07/01/2024 Food and Beverage Undisputed 01/23/2026 1154210354 CMS
GlaxoSmithKline, LLC. $18.43 01/09/2024 Food and Beverage Undisputed 01/23/2026 1116482173 CMS
GlaxoSmithKline, LLC. $20.71 01/11/2024 Food and Beverage Undisputed 01/23/2026 1116602191 CMS
GlaxoSmithKline, LLC. $13.15 09/04/2024 Food and Beverage Undisputed 01/23/2026 1116702255 CMS
Inari Medical, Inc. $56.11 09/17/2024 Food and Beverage Undisputed 01/23/2026 1140126618 CMS
Kyowa Kirin, Inc. $25.26 07/02/2024 Food and Beverage Undisputed 01/23/2026 1127037114 CMS
Lilly USA, LLC $15.18 01/23/2024 Food and Beverage Undisputed 01/23/2026 1135178341 CMS
Mallinckrodt Hospital Products Inc. $29.13 02/16/2024 Food and Beverage Undisputed 01/23/2026 1145097051 CMS
Mallinckrodt Hospital Products Inc. $27.72 06/04/2024 Food and Beverage Undisputed 01/23/2026 1145097055 CMS
Novartis Pharmaceuticals Corporation $24.84 02/12/2024 Food and Beverage Undisputed 01/23/2026 1087112028 CMS
Novartis Pharmaceuticals Corporation $24.92 09/05/2024 Food and Beverage Undisputed 01/23/2026 1087112030 CMS
Novartis Pharmaceuticals Corporation $23.14 10/17/2024 Food and Beverage Undisputed 01/23/2026 1087112032 CMS
Novartis Pharmaceuticals Corporation $31.85 10/21/2024 Food and Beverage Undisputed 01/23/2026 1087112034 CMS
Novartis Pharmaceuticals Corporation $30.05 11/21/2024 Food and Beverage Undisputed 01/23/2026 1087112036 CMS
Novartis Pharmaceuticals Corporation $32.78 12/05/2024 Food and Beverage Undisputed 01/23/2026 1087112038 CMS
Novo Nordisk Inc $22.41 03/12/2024 Food and Beverage Undisputed 01/23/2026 1097413283 CMS
Novo Nordisk Inc $15.27 05/30/2024 Food and Beverage Undisputed 01/23/2026 1096705525 CMS
Novo Nordisk Inc $22.19 07/18/2024 Food and Beverage Undisputed 01/23/2026 1097070941 CMS
Novo Nordisk Inc $27.89 10/10/2024 Food and Beverage Undisputed 01/23/2026 1096756821 CMS
Novo Nordisk Inc $24.34 11/05/2024 Food and Beverage Undisputed 01/23/2026 1096851079 CMS
Otsuka America Pharmaceutical, Inc. $21.20 02/08/2024 Food and Beverage Undisputed 01/23/2026 1118927407 CMS
Otsuka America Pharmaceutical, Inc. $1.02 02/08/2024 Food and Beverage Undisputed 01/23/2026 1118927409 CMS
Otsuka America Pharmaceutical, Inc. $1.12 03/31/2024 Food and Beverage Undisputed 01/23/2026 1118927411 CMS
Otsuka America Pharmaceutical, Inc. $15.26 04/02/2024 Food and Beverage Undisputed 01/23/2026 1118927413 CMS
Otsuka America Pharmaceutical, Inc. $1.97 05/08/2024 Food and Beverage Undisputed 01/23/2026 1118927415 CMS
Otsuka America Pharmaceutical, Inc. $14.09 05/09/2024 Food and Beverage Undisputed 01/23/2026 1118927417 CMS
Otsuka America Pharmaceutical, Inc. $1.28 05/09/2024 Food and Beverage Undisputed 01/23/2026 1118927419 CMS
Otsuka America Pharmaceutical, Inc. $0.78 06/18/2024 Food and Beverage Undisputed 01/23/2026 1118927421 CMS
Otsuka America Pharmaceutical, Inc. $0.96 06/18/2024 Food and Beverage Undisputed 01/23/2026 1118927423 CMS
Otsuka America Pharmaceutical, Inc. $13.70 06/19/2024 Food and Beverage Undisputed 01/23/2026 1118927425 CMS
Otsuka America Pharmaceutical, Inc. $1.54 07/22/2024 Food and Beverage Undisputed 01/23/2026 1118927427 CMS
Otsuka America Pharmaceutical, Inc. $15.26 07/23/2024 Food and Beverage Undisputed 01/23/2026 1118927429 CMS
Otsuka America Pharmaceutical, Inc. $2.06 08/27/2024 Food and Beverage Undisputed 01/23/2026 1118927431 CMS
Otsuka America Pharmaceutical, Inc. $3.30 08/28/2024 Food and Beverage Undisputed 01/23/2026 1118927433 CMS
Otsuka America Pharmaceutical, Inc. $17.44 08/28/2024 Food and Beverage Undisputed 01/23/2026 1118927435 CMS
Otsuka America Pharmaceutical, Inc. $1.12 10/14/2024 Food and Beverage Undisputed 01/23/2026 1118927437 CMS
Otsuka America Pharmaceutical, Inc. $16.53 10/15/2024 Food and Beverage Undisputed 01/23/2026 1118927439 CMS
Otsuka America Pharmaceutical, Inc. $2.10 10/15/2024 Food and Beverage Undisputed 01/23/2026 1118927441 CMS
Otsuka America Pharmaceutical, Inc. $2.68 11/19/2024 Food and Beverage Undisputed 01/23/2026 1118927443 CMS
Otsuka America Pharmaceutical, Inc. $13.23 11/20/2024 Food and Beverage Undisputed 01/23/2026 1118927445 CMS
Travere Therapeutics, Inc. $21.25 01/23/2024 Food and Beverage Undisputed 01/23/2026 1149924350 CMS
Travere Therapeutics, Inc. $21.25 02/12/2024 Food and Beverage Undisputed 01/23/2026 1149924354 CMS
Travere Therapeutics, Inc. $23.31 08/14/2024 Food and Beverage Undisputed 01/23/2026 1149924362 CMS
Travere Therapeutics, Inc. $24.35 10/24/2024 Food and Beverage Undisputed 01/23/2026 1149924366 CMS
Travere Therapeutics, Inc. $23.30 11/25/2024 Food and Beverage Undisputed 01/23/2026 1149924358 CMS
Travere Therapeutics, Inc. $17.23 12/03/2024 Food and Beverage Undisputed 01/23/2026 1149924346 CMS
Vifor Pharma, Inc. $19.55 01/04/2024 Food and Beverage Undisputed 01/23/2026 1124035126 CMS
Vifor Pharma, Inc. $17.66 01/31/2024 Food and Beverage Undisputed 01/23/2026 1124035245 CMS
Vifor Pharma, Inc. $17.66 03/21/2024 Food and Beverage Undisputed 01/23/2026 1124034141 CMS
Vifor Pharma, Inc. $17.66 04/10/2024 Food and Beverage Undisputed 01/23/2026 1124047044 CMS
Vifor Pharma, Inc. $19.89 05/06/2024 Food and Beverage Undisputed 01/23/2026 1124036331 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

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