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

DONALD F NORTMAN

Allopathic & Osteopathic Physicians Internal Medicine Nephrology

NPI
1780739896
CMS profile
262696
Location
LOS ANGELES, CA

General Payments · PY2018–2024

$8,504.33

  • Reported across 276 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,329.09

47 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 $1,329.09 47

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $773.17 33
PY2019 $1,871.26 48
PY2020 $653.58 21
PY2021 $1,743.30 54
PY2022 $846.58 32
PY2023 $1,287.35 41
PY2024 $1,329.09 47

Payment records · PY2024 (47)

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 $25.57 07/31/2024 Food and Beverage Undisputed 01/23/2026 1145828518 CMS
AKEBIA THERAPEUTICS INC $27.09 10/23/2024 Food and Beverage Undisputed 01/23/2026 1145830183 CMS
AKEBIA THERAPEUTICS INC $16.18 10/23/2024 Food and Beverage Undisputed 01/23/2026 1145831179 CMS
Amgen Inc. $31.65 01/17/2024 Food and Beverage Undisputed 01/23/2026 1117340981 CMS
Amgen Inc. $7.41 01/23/2024 Food and Beverage Undisputed 01/23/2026 1111663387 CMS
Amgen Inc. $8.57 01/30/2024 Food and Beverage Undisputed 01/23/2026 1111663385 CMS
Amgen Inc. $14.75 01/31/2024 Food and Beverage Undisputed 01/23/2026 1111663389 CMS
Amgen Inc. $35.56 03/13/2024 Food and Beverage Undisputed 01/23/2026 1111663393 CMS
Amgen Inc. $13.00 03/27/2024 Food and Beverage Undisputed 01/23/2026 1111663391 CMS
Amgen Inc. $15.35 04/03/2024 Food and Beverage Undisputed 01/23/2026 1111663395 CMS
Amgen Inc. $8.95 05/15/2024 Food and Beverage Undisputed 01/23/2026 1117340983 CMS
Amgen Inc. $34.10 06/12/2024 Food and Beverage Undisputed 01/23/2026 1111663397 CMS
Amgen Inc. $6.00 09/09/2024 Food and Beverage Undisputed 01/23/2026 1111663399 CMS
Amgen Inc. $4.13 10/08/2024 Food and Beverage Undisputed 01/23/2026 1111663405 CMS
Amgen Inc. $27.46 10/30/2024 Food and Beverage Undisputed 01/23/2026 1111663401 CMS
Amgen Inc. $24.15 11/06/2024 Food and Beverage Undisputed 01/23/2026 1117340985 CMS
Amgen Inc. $4.13 12/08/2024 Food and Beverage Undisputed 01/23/2026 1111663403 CMS
Ardelyx, Inc. $119.51 03/05/2024 Food and Beverage Undisputed 01/23/2026 1146698174 CMS
Ardelyx, Inc. $28.24 03/07/2024 Food and Beverage Undisputed 01/23/2026 1146698176 CMS
Ardelyx, Inc. $31.39 04/30/2024 Food and Beverage Undisputed 01/23/2026 1146698178 CMS
Ardelyx, Inc. $24.33 05/29/2024 Food and Beverage Undisputed 01/23/2026 1146698180 CMS
Ardelyx, Inc. $33.17 12/10/2024 Food and Beverage Undisputed 01/23/2026 1146698182 CMS
AstraZeneca Pharmaceuticals LP $27.07 04/18/2024 Food and Beverage Undisputed 01/23/2026 1105889245 CMS
AstraZeneca Pharmaceuticals LP $26.43 05/22/2024 Food and Beverage Undisputed 01/23/2026 1104634945 CMS
AstraZeneca Pharmaceuticals LP $18.98 07/24/2024 Food and Beverage Undisputed 01/23/2026 1105610979 CMS
AstraZeneca Pharmaceuticals LP $28.78 08/21/2024 Food and Beverage Undisputed 01/23/2026 1104497520 CMS
AstraZeneca Pharmaceuticals LP $25.96 09/24/2024 Food and Beverage Undisputed 01/23/2026 1105877689 CMS
AstraZeneca Pharmaceuticals LP $24.16 12/03/2024 Food and Beverage Undisputed 01/23/2026 1104382213 CMS
Bayer Healthcare Pharmaceuticals Inc. $25.86 01/30/2024 Food and Beverage Undisputed 01/23/2026 1086221881 CMS
Bayer Healthcare Pharmaceuticals Inc. $24.45 09/25/2024 Food and Beverage Undisputed 01/23/2026 1086222248 CMS
Bayer Healthcare Pharmaceuticals Inc. $28.53 10/22/2024 Food and Beverage Undisputed 01/23/2026 1086183424 CMS
CALLIDITAS THERAPEUTICS US INC. $23.47 01/10/2024 Food and Beverage Undisputed 01/23/2026 1141507866 CMS
CorMedix Inc. $17.85 07/03/2024 Food and Beverage Undisputed 01/23/2026 1082025210 CMS
GlaxoSmithKline, LLC. $32.22 02/06/2024 Food and Beverage Undisputed 01/23/2026 1115994921 CMS
GlaxoSmithKline, LLC. $34.23 02/07/2024 Food and Beverage Undisputed 01/23/2026 1116687837 CMS
Novartis Pharmaceuticals Corporation $33.42 02/14/2024 Food and Beverage Undisputed 01/23/2026 1087105318 CMS
Novartis Pharmaceuticals Corporation $25.62 02/21/2024 Food and Beverage Undisputed 01/23/2026 1087105320 CMS
Novartis Pharmaceuticals Corporation $34.48 11/20/2024 Food and Beverage Undisputed 01/23/2026 1087105336 CMS
Novartis Pharmaceuticals Corporation $33.95 12/11/2024 Food and Beverage Undisputed 01/23/2026 1087105338 CMS
Novo Nordisk Inc $26.44 09/04/2024 Food and Beverage Undisputed 01/23/2026 1097278432 CMS
OPKO Pharmaceuticals, LLC $22.81 05/08/2024 Food and Beverage Undisputed 01/23/2026 1112847898 CMS
OPKO Pharmaceuticals, LLC $22.62 09/11/2024 Food and Beverage Undisputed 01/23/2026 1112847900 CMS
Otsuka America Pharmaceutical, Inc. $26.03 01/24/2024 Food and Beverage Undisputed 01/23/2026 1118952634 CMS
Otsuka America Pharmaceutical, Inc. $26.60 09/18/2024 Food and Beverage Undisputed 01/23/2026 1118952636 CMS
Outset Medical Inc $47.58 06/12/2024 Food and Beverage Undisputed 01/23/2026 1138611516 CMS
Travere Therapeutics, Inc. $25.69 01/10/2024 Food and Beverage Undisputed 01/23/2026 1149906206 CMS
Travere Therapeutics, Inc. $125.17 03/14/2024 Food and Beverage Undisputed 01/23/2026 1149906211 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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