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

JASON JA-SHEN SHEY

Allopathic & Osteopathic Physicians Internal Medicine Nephrology

NPI
1336140250
CMS profile
400861
Location
WALNUT CREEK, CA

General Payments · PY2018–2024

$4,102.99

  • Reported across 161 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,772.80

58 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 $1,622.80 57
Consulting Fee $150.00 1

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $177.14 9
PY2019 $168.82 9
PY2020 $192.55 8
PY2021 $429.30 21
PY2022 $633.20 22
PY2023 $729.18 34
PY2024 $1,772.80 58

Payment records · PY2024 (58)

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
Amgen Inc. $14.54 01/25/2024 Food and Beverage Undisputed 01/23/2026 1111706156 CMS
Amgen Inc. $32.38 02/03/2024 Food and Beverage Undisputed 01/23/2026 1111706158 CMS
Amgen Inc. $27.67 03/29/2024 Food and Beverage Undisputed 01/23/2026 1111706160 CMS
Amgen Inc. $20.62 04/02/2024 Food and Beverage Undisputed 01/23/2026 1111706166 CMS
Amgen Inc. $4.46 04/11/2024 Food and Beverage Undisputed 01/23/2026 1111706162 CMS
Amgen Inc. $12.10 04/11/2024 Food and Beverage Undisputed 01/23/2026 1111706164 CMS
Amgen Inc. $30.06 05/03/2024 Food and Beverage Undisputed 01/23/2026 1111706170 CMS
Amgen Inc. $1.50 05/20/2024 Food and Beverage Undisputed 01/23/2026 1111706168 CMS
Amgen Inc. $5.55 05/20/2024 Food and Beverage Undisputed 01/23/2026 1111706172 CMS
Amgen Inc. $34.37 06/26/2024 Food and Beverage Undisputed 01/23/2026 1111706174 CMS
Amgen Inc. $28.45 07/13/2024 Food and Beverage Undisputed 01/23/2026 1111706176 CMS
Amgen Inc. $27.22 08/08/2024 Food and Beverage Undisputed 01/23/2026 1111706178 CMS
Amgen Inc. $6.33 08/21/2024 Food and Beverage Undisputed 01/23/2026 1111706184 CMS
Amgen Inc. $31.62 08/23/2024 Food and Beverage Undisputed 01/23/2026 1111706180 CMS
Amgen Inc. $1.65 08/23/2024 Food and Beverage Undisputed 01/23/2026 1111706182 CMS
Amgen Inc. $26.54 09/04/2024 Food and Beverage Undisputed 01/23/2026 1111706186 CMS
Amgen Inc. $112.46 09/26/2024 Food and Beverage Undisputed 01/23/2026 1111706198 CMS
Amgen Inc. $14.73 10/04/2024 Food and Beverage Undisputed 01/23/2026 1111706188 CMS
Amgen Inc. $75.64 10/23/2024 Food and Beverage Undisputed 01/23/2026 1111706190 CMS
Amgen Inc. $20.22 11/08/2024 Food and Beverage Undisputed 01/23/2026 1111706192 CMS
Amgen Inc. $20.64 11/21/2024 Food and Beverage Undisputed 01/23/2026 1111706194 CMS
Amgen Inc. $27.12 12/16/2024 Food and Beverage Undisputed 01/23/2026 1111706196 CMS
Ardelyx, Inc. $21.44 01/20/2024 Food and Beverage Undisputed 01/23/2026 1146707742 CMS
Ardelyx, Inc. $24.91 02/21/2024 Food and Beverage Undisputed 01/23/2026 1146707744 CMS
Ardelyx, Inc. $28.81 04/24/2024 Food and Beverage Undisputed 01/23/2026 1146707746 CMS
Ardelyx, Inc. $22.42 07/24/2024 Food and Beverage Undisputed 01/23/2026 1146707748 CMS
Ardelyx, Inc. $121.83 08/13/2024 Food and Beverage Undisputed 01/23/2026 1146707750 CMS
Ardelyx, Inc. $23.75 09/12/2024 Food and Beverage Undisputed 01/23/2026 1146707752 CMS
Ardelyx, Inc. $20.98 10/16/2024 Food and Beverage Undisputed 01/23/2026 1146707754 CMS
Ardelyx, Inc. $22.89 12/10/2024 Food and Beverage Undisputed 01/23/2026 1146707756 CMS
Aurinia Pharma U.S., Inc. $31.96 10/04/2024 Food and Beverage Undisputed 01/23/2026 1150692104 CMS
Bayer Healthcare Pharmaceuticals Inc. $29.82 12/18/2024 Food and Beverage Undisputed 01/23/2026 1086193864 CMS
CorMedix Inc. $19.75 06/05/2024 Food and Beverage Undisputed 01/23/2026 1082024403 CMS
CorMedix Inc. $16.12 12/04/2024 Food and Beverage Undisputed 01/23/2026 1082024399 CMS
Fresenius USA Marketing, Inc. $23.37 01/18/2024 Food and Beverage Undisputed 01/23/2026 1154199719 CMS
Fresenius USA Marketing, Inc. $24.20 01/31/2024 Food and Beverage Undisputed 01/23/2026 1154199703 CMS
Fresenius USA Marketing, Inc. $0.91 03/14/2024 Food and Beverage Undisputed 01/23/2026 1154199709 CMS
Fresenius USA Marketing, Inc. $23.73 03/14/2024 Food and Beverage Undisputed 01/23/2026 1154199722 CMS
Fresenius USA Marketing, Inc. $23.26 03/26/2024 Food and Beverage Undisputed 01/23/2026 1154199717 CMS
Fresenius USA Marketing, Inc. $22.91 03/27/2024 Food and Beverage Undisputed 01/23/2026 1154199715 CMS
Fresenius USA Marketing, Inc. $24.15 04/15/2024 Food and Beverage Undisputed 01/23/2026 1154199699 CMS
Fresenius USA Marketing, Inc. $24.18 05/20/2024 Food and Beverage Undisputed 01/23/2026 1154199701 CMS
Fresenius USA Marketing, Inc. $23.75 06/11/2024 Food and Beverage Undisputed 01/23/2026 1154199724 CMS
Fresenius USA Marketing, Inc. $23.89 07/31/2024 Food and Beverage Undisputed 01/23/2026 1154199697 CMS
Fresenius USA Marketing, Inc. $22.80 08/13/2024 Food and Beverage Undisputed 01/23/2026 1154199713 CMS
Fresenius USA Marketing, Inc. $12.11 08/28/2024 Food and Beverage Undisputed 01/23/2026 1154199711 CMS
Fresenius USA Marketing, Inc. $24.74 11/18/2024 Food and Beverage Undisputed 01/23/2026 1154199705 CMS
Fresenius USA Marketing, Inc. $24.98 12/04/2024 Food and Beverage Undisputed 01/23/2026 1154199707 CMS
Inari Medical, Inc. $18.71 02/01/2024 Food and Beverage Undisputed 01/23/2026 1140165107 CMS
Inari Medical, Inc. $85.38 02/14/2024 Food and Beverage Undisputed 01/23/2026 1140165109 CMS
Inari Medical, Inc. $74.86 02/29/2024 Food and Beverage Undisputed 01/23/2026 1140165111 CMS
Mallinckrodt Hospital Products Inc. $13.82 01/18/2024 Food and Beverage Undisputed 01/23/2026 1145137064 CMS
Mallinckrodt Hospital Products Inc. $14.57 02/03/2024 Food and Beverage Undisputed 01/23/2026 1145137069 CMS
Medtronic, Inc. $28.92 07/18/2024 Food and Beverage Undisputed 01/23/2026 1119270226 CMS
Novartis Pharmaceuticals Corporation $22.15 07/23/2024 Food and Beverage Undisputed 01/23/2026 1087306605 CMS
NXSTAGE MEDICAL, INC. $52.43 01/31/2024 Food and Beverage Undisputed 01/23/2026 1154283323 CMS
NXSTAGE MEDICAL, INC. $52.43 01/31/2024 Food and Beverage Undisputed 01/23/2026 1154283325 CMS
Travere Therapeutics, Inc. $150.00 02/19/2024 Consulting Fee Undisputed 01/23/2026 1149911391 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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