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 BING ZHEN

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1568758431
CMS profile
1005961
Location
SEATTLE, WA

General Payments · PY2018–2024

$45,726.89

  • Reported across 70 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$24,268.03

32 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
Consulting Fee $12,110.00 3
Honoraria $6,000.00 2
Travel and Lodging $5,106.52 16
Food and Beverage $1,051.51 11

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
E.R. Squibb & Sons, L.L.C. $11,338.28 8
Exelixis Inc. $8,651.11 16
Boehringer Ingelheim International GmbH $2,200.00 1
Legend Biotech USA Inc. $1,460.00 1
NOVARTIS PHARMACEUTICALS CORPORATION $171.99 1
Acerta Pharma LLC $135.00 1
PFIZER INC. $135.00 1
Daiichi Sankyo Inc. $130.16 2
Genentech USA, Inc. $46.49 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $364.72 3
PY2019 $1,528.19 13
PY2020 $4,580.59 9
PY2021 $148.84 1
PY2022 $4,709.64 6
PY2023 $10,126.88 6
PY2024 $24,268.03 32

Payment records · PY2024 (32)

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
AstraZeneca Pharmaceuticals LP $135.00 01/19/2024 Food and Beverage Undisputed 01/23/2026 1105900872 CMS
Boehringer Ingelheim International GmbH $2,200.00 10/28/2024 Consulting Fee Undisputed 01/23/2026 1118062702 CMS
Daiichi Sankyo Inc. $92.92 01/19/2024 Food and Beverage Undisputed 01/23/2026 1089501772 CMS
Daiichi Sankyo Inc. $37.24 06/02/2024 Food and Beverage Undisputed 01/23/2026 1089501774 CMS
E.R. Squibb & Sons, L.L.C. $545.14 07/16/2024 Travel and Lodging Undisputed 01/23/2026 1101289662 CMS
E.R. Squibb & Sons, L.L.C. $398.40 07/16/2024 Travel and Lodging Undisputed 01/23/2026 1101289686 CMS
E.R. Squibb & Sons, L.L.C. $398.40 07/16/2024 Travel and Lodging Undisputed 01/23/2026 1101289688 CMS
E.R. Squibb & Sons, L.L.C. $674.47 07/16/2024 Travel and Lodging Undisputed 01/23/2026 1101289690 CMS
E.R. Squibb & Sons, L.L.C. $674.47 07/16/2024 Travel and Lodging Undisputed 01/23/2026 1101289692 CMS
E.R. Squibb & Sons, L.L.C. $190.00 07/17/2024 Travel and Lodging Undisputed 01/23/2026 1101289664 CMS
E.R. Squibb & Sons, L.L.C. $8,450.00 08/13/2024 Consulting Fee Undisputed 01/23/2026 1101289656 CMS
E.R. Squibb & Sons, L.L.C. $7.40 11/15/2024 Food and Beverage Undisputed 01/23/2026 1101289698 CMS
Exelixis Inc. $173.20 04/25/2024 Food and Beverage Undisputed 01/23/2026 1138557065 CMS
Exelixis Inc. $194.00 04/26/2024 Travel and Lodging Undisputed 01/23/2026 1138557063 CMS
Exelixis Inc. $59.38 04/26/2024 Food and Beverage Undisputed 01/23/2026 1138557067 CMS
Exelixis Inc. $105.13 04/26/2024 Food and Beverage Undisputed 01/23/2026 1138557069 CMS
Exelixis Inc. $547.19 04/26/2024 Travel and Lodging Undisputed 01/23/2026 1138557071 CMS
Exelixis Inc. $70.00 04/26/2024 Travel and Lodging Undisputed 01/23/2026 1138557073 CMS
Exelixis Inc. $286.77 04/26/2024 Travel and Lodging Undisputed 01/23/2026 1138557075 CMS
Exelixis Inc. $94.50 04/26/2024 Travel and Lodging Undisputed 01/23/2026 1138557077 CMS
Exelixis Inc. $3,000.00 05/16/2024 Honoraria Undisputed 01/23/2026 1138557061 CMS
Exelixis Inc. $87.76 11/21/2024 Food and Beverage Undisputed 01/23/2026 1138557079 CMS
Exelixis Inc. $201.95 12/06/2024 Travel and Lodging Undisputed 01/23/2026 1138557081 CMS
Exelixis Inc. $443.54 12/06/2024 Travel and Lodging Undisputed 01/23/2026 1138557083 CMS
Exelixis Inc. $195.00 12/06/2024 Travel and Lodging Undisputed 01/23/2026 1138557087 CMS
Exelixis Inc. $70.00 12/06/2024 Travel and Lodging Undisputed 01/23/2026 1138557089 CMS
Exelixis Inc. $122.69 12/06/2024 Travel and Lodging Undisputed 01/23/2026 1138557091 CMS
Exelixis Inc. $3,000.00 12/13/2024 Honoraria Undisputed 01/23/2026 1138557085 CMS
Genentech USA, Inc. $46.49 06/02/2024 Food and Beverage Undisputed 01/23/2026 1132999666 CMS
Legend Biotech USA Inc. $1,460.00 10/16/2024 Consulting Fee Undisputed 01/23/2026 1131690982 CMS
Novartis Pharmaceuticals Corporation $171.99 01/20/2024 Food and Beverage Undisputed 01/23/2026 1087427956 CMS
PFIZER INC. $135.00 06/03/2024 Food and Beverage Undisputed 01/23/2026 1131332415 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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