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

KEITH L KLEIN

Allopathic & Osteopathic Physicians Internal Medicine Nephrology

NPI
1982688040
CMS profile
271823
Location
BEVERLY HILLS, CA

General Payments · PY2018–2024

$13,938.45

  • Reported across 287 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$3,660.12

56 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 CA All categories

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Consulting Fee $2,000.00 1
Food and Beverage $1,635.51 54
Education $24.61 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
CALLIDITAS THERAPEUTICS US INC. $2,260.35 5
Amgen Inc. $266.28 16
Kaneka Medical America LLC $204.11 1
Mallinckrodt Hospital Products Inc. $153.41 5
Bayer HealthCare Pharmaceuticals Inc. $143.39 5
Boehringer Ingelheim Pharmaceuticals, Inc. $106.68 4
NOVARTIS PHARMACEUTICALS CORPORATION $92.65 3
Ardelyx, Inc. $79.88 3
AKEBIA THERAPEUTICS INC $54.46 2
Novo Nordisk AS $49.75 2
Lilly USA, LLC $46.63 2
Alnylam Pharmaceuticals Inc. $44.09 2
Acerta Pharma LLC $34.49 1
Lexicon Pharmaceuticals, Inc. $32.46 1
Otsuka America Pharmaceutical, Inc. $29.98 1
PFIZER INC. $21.03 1
Aurinia Pharma U.S., Inc. $20.31 1
OPKO Pharmaceuticals, LLC $20.17 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $664.58 32
PY2019 $1,320.79 59
PY2020 $3,254.38 21
PY2021 $2,447.99 20
PY2022 $1,005.53 39
PY2023 $1,585.06 60
PY2024 $3,660.12 56

Payment records · PY2024 (56)

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 $29.85 12/16/2024 Food and Beverage Undisputed 01/23/2026 1145831727 CMS
AKEBIA THERAPEUTICS INC $24.61 12/17/2024 Education Undisputed 01/23/2026 1145834799 CMS
Alnylam Pharmaceuticals Inc. $22.42 01/18/2024 Food and Beverage Undisputed 01/23/2026 1125828399 CMS
Alnylam Pharmaceuticals Inc. $21.67 08/15/2024 Food and Beverage Undisputed 01/23/2026 1125828461 CMS
Amgen Inc. $28.01 01/16/2024 Food and Beverage Undisputed 01/23/2026 1111621356 CMS
Amgen Inc. $6.23 01/22/2024 Food and Beverage Undisputed 01/23/2026 1117298821 CMS
Amgen Inc. $23.15 02/27/2024 Food and Beverage Undisputed 01/23/2026 1117298823 CMS
Amgen Inc. $27.01 03/07/2024 Food and Beverage Undisputed 01/23/2026 1111621358 CMS
Amgen Inc. $3.87 04/17/2024 Food and Beverage Undisputed 01/23/2026 1111621364 CMS
Amgen Inc. $34.77 04/18/2024 Food and Beverage Undisputed 01/23/2026 1111621360 CMS
Amgen Inc. $18.58 05/07/2024 Food and Beverage Undisputed 01/23/2026 1117298825 CMS
Amgen Inc. $11.07 06/28/2024 Food and Beverage Undisputed 01/23/2026 1111621362 CMS
Amgen Inc. $6.15 08/19/2024 Food and Beverage Undisputed 01/23/2026 1117298827 CMS
Amgen Inc. $10.27 09/10/2024 Food and Beverage Undisputed 01/23/2026 1111621366 CMS
Amgen Inc. $3.54 09/17/2024 Food and Beverage Undisputed 01/23/2026 1111621368 CMS
Amgen Inc. $5.29 09/24/2024 Food and Beverage Undisputed 01/23/2026 1111621370 CMS
Amgen Inc. $30.81 09/26/2024 Food and Beverage Undisputed 01/23/2026 1111621372 CMS
Amgen Inc. $23.44 11/14/2024 Food and Beverage Undisputed 01/23/2026 1111621354 CMS
Amgen Inc. $4.94 11/21/2024 Food and Beverage Undisputed 01/23/2026 1111621374 CMS
Amgen Inc. $29.15 12/05/2024 Food and Beverage Undisputed 01/23/2026 1117298829 CMS
Ardelyx, Inc. $18.19 03/20/2024 Food and Beverage Undisputed 01/23/2026 1146689790 CMS
Ardelyx, Inc. $31.36 04/30/2024 Food and Beverage Undisputed 01/23/2026 1146689792 CMS
Ardelyx, Inc. $30.33 06/25/2024 Food and Beverage Undisputed 01/23/2026 1146689794 CMS
AstraZeneca Pharmaceuticals LP $34.49 04/09/2024 Food and Beverage Undisputed 01/23/2026 1104470280 CMS
Aurinia Pharma U.S., Inc. $20.31 03/15/2024 Food and Beverage Undisputed 01/23/2026 1150684780 CMS
Bayer Healthcare Pharmaceuticals Inc. $28.95 01/04/2024 Food and Beverage Undisputed 01/23/2026 1086176382 CMS
Bayer Healthcare Pharmaceuticals Inc. $28.95 03/12/2024 Food and Beverage Undisputed 01/23/2026 1086171704 CMS
Bayer Healthcare Pharmaceuticals Inc. $28.48 06/13/2024 Food and Beverage Undisputed 01/23/2026 1086133368 CMS
Bayer Healthcare Pharmaceuticals Inc. $28.48 08/13/2024 Food and Beverage Undisputed 01/23/2026 1086251152 CMS
Bayer Healthcare Pharmaceuticals Inc. $28.53 11/12/2024 Food and Beverage Undisputed 01/23/2026 1086145231 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $17.44 05/30/2024 Food and Beverage Undisputed 01/23/2026 1118261713 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $33.69 06/04/2024 Food and Beverage Undisputed 01/23/2026 1118261717 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $33.87 07/30/2024 Food and Beverage Undisputed 01/23/2026 1118261719 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $21.68 09/19/2024 Food and Beverage Undisputed 01/23/2026 1118261715 CMS
CALLIDITAS THERAPEUTICS US INC. $24.55 03/05/2024 Food and Beverage Undisputed 01/23/2026 1141510733 CMS
CALLIDITAS THERAPEUTICS US INC. $188.30 03/25/2024 Food and Beverage Undisputed 01/23/2026 1141512197 CMS
CALLIDITAS THERAPEUTICS US INC. $2,000.00 03/26/2024 Consulting Fee Undisputed 01/23/2026 1141512289 CMS
CALLIDITAS THERAPEUTICS US INC. $24.42 05/15/2024 Food and Beverage Undisputed 01/23/2026 1141515151 CMS
CALLIDITAS THERAPEUTICS US INC. $23.08 08/20/2024 Food and Beverage Undisputed 01/23/2026 1141520689 CMS
Kaneka Medical America LLC $204.11 10/10/2024 Food and Beverage Undisputed 01/23/2026 1154934996 CMS
Lexicon Pharmaceuticals, Inc. $32.46 07/31/2024 Food and Beverage Undisputed 01/23/2026 1081735069 CMS
Lilly USA, LLC $23.34 05/02/2024 Food and Beverage Undisputed 01/23/2026 1135103957 CMS
Lilly USA, LLC $23.29 07/08/2024 Food and Beverage Undisputed 01/23/2026 1135103955 CMS
Mallinckrodt Hospital Products Inc. $34.12 02/14/2024 Food and Beverage Undisputed 01/23/2026 1145094198 CMS
Mallinckrodt Hospital Products Inc. $22.65 08/23/2024 Food and Beverage Undisputed 01/23/2026 1145094202 CMS
Mallinckrodt Hospital Products Inc. $39.35 09/24/2024 Food and Beverage Undisputed 01/23/2026 1145094206 CMS
Mallinckrodt Hospital Products Inc. $24.25 11/06/2024 Food and Beverage Undisputed 01/23/2026 1145094210 CMS
Mallinckrodt Hospital Products Inc. $33.04 11/07/2024 Food and Beverage Undisputed 01/23/2026 1145094214 CMS
Novartis Pharmaceuticals Corporation $32.44 02/29/2024 Food and Beverage Undisputed 01/23/2026 1087133688 CMS
Novartis Pharmaceuticals Corporation $28.09 09/05/2024 Food and Beverage Undisputed 01/23/2026 1087133706 CMS
Novartis Pharmaceuticals Corporation $32.12 10/29/2024 Food and Beverage Undisputed 01/23/2026 1087133714 CMS
Novo Nordisk Inc $24.98 05/09/2024 Food and Beverage Undisputed 01/23/2026 1096574594 CMS
Novo Nordisk Inc $24.77 10/31/2024 Food and Beverage Undisputed 01/23/2026 1096893815 CMS
OPKO Pharmaceuticals, LLC $20.17 04/03/2024 Food and Beverage Undisputed 01/23/2026 1112846250 CMS
Otsuka America Pharmaceutical, Inc. $29.98 11/19/2024 Food and Beverage Undisputed 01/23/2026 1118923103 CMS
PFIZER INC. $21.03 04/11/2024 Food and Beverage Undisputed 01/23/2026 1132034131 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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