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

SANTANU BISWAS

Allopathic & Osteopathic Physicians Internal Medicine Cardiovascular Disease

NPI
1639138944
CMS profile
164508
Location
SEATTLE, WA

General Payments · PY2018–2024

$21,302.92

  • Reported across 64 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$18,407.28

33 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 $14,500.00 3
Travel and Lodging $2,513.45 10
Food and Beverage $1,393.83 20

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Abbott Laboratories $17,677.88 30
HEARTFLOW, INC. $500.00 1
Edwards Lifesciences Corporation $206.52 1
Novo Nordisk AS $22.88 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $41.99 3
PY2019 $701.25 13
PY2020 $533.33 1
PY2021 $247.79 3
PY2022 $457.84 4
PY2023 $913.44 7
PY2024 $18,407.28 33

Payment records · PY2024 (33)

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
Abbott Laboratories $132.39 01/26/2024 Food and Beverage Undisputed 01/23/2026 1125163456 CMS
Abbott Laboratories $10.71 02/24/2024 Food and Beverage Undisputed 01/23/2026 1125163458 CMS
Abbott Laboratories $19.27 02/24/2024 Food and Beverage Undisputed 01/23/2026 1125163460 CMS
Abbott Laboratories $118.40 03/04/2024 Travel and Lodging Undisputed 01/23/2026 1125423387 CMS
Abbott Laboratories $582.48 03/05/2024 Travel and Lodging Undisputed 01/23/2026 1125423385 CMS
Abbott Laboratories $9.02 03/05/2024 Travel and Lodging Undisputed 01/23/2026 1125423407 CMS
Abbott Laboratories $86.60 05/14/2024 Food and Beverage Undisputed 01/23/2026 1125163462 CMS
Abbott Laboratories $115.01 05/14/2024 Food and Beverage Undisputed 01/23/2026 1125163464 CMS
Abbott Laboratories $76.73 05/14/2024 Food and Beverage Undisputed 01/23/2026 1125163466 CMS
Abbott Laboratories $47.36 05/14/2024 Food and Beverage Undisputed 01/23/2026 1125163468 CMS
Abbott Laboratories $60.89 05/14/2024 Food and Beverage Undisputed 01/23/2026 1125163470 CMS
Abbott Laboratories $409.50 05/14/2024 Travel and Lodging Undisputed 01/23/2026 1125423389 CMS
Abbott Laboratories $438.33 05/14/2024 Travel and Lodging Undisputed 01/23/2026 1125423391 CMS
Abbott Laboratories $344.38 05/14/2024 Travel and Lodging Undisputed 01/23/2026 1125423393 CMS
Abbott Laboratories $242.82 07/15/2024 Food and Beverage Undisputed 01/23/2026 1125163472 CMS
Abbott Laboratories $3,500.00 09/24/2024 Consulting Fee Undisputed 01/23/2026 1125423395 CMS
Abbott Laboratories $35.47 10/31/2024 Food and Beverage Undisputed 01/23/2026 1125163474 CMS
Abbott Laboratories $127.57 11/13/2024 Food and Beverage Undisputed 01/23/2026 1125163476 CMS
Abbott Laboratories $23.26 11/13/2024 Food and Beverage Undisputed 01/23/2026 1125163478 CMS
Abbott Laboratories $9.43 11/13/2024 Food and Beverage Undisputed 01/23/2026 1125163480 CMS
Abbott Laboratories $30.11 11/13/2024 Food and Beverage Undisputed 01/23/2026 1125163482 CMS
Abbott Laboratories $77.06 11/13/2024 Food and Beverage Undisputed 01/23/2026 1125163490 CMS
Abbott Laboratories $228.90 11/13/2024 Travel and Lodging Undisputed 01/23/2026 1125423397 CMS
Abbott Laboratories $271.95 11/13/2024 Travel and Lodging Undisputed 01/23/2026 1125423405 CMS
Abbott Laboratories $29.36 11/14/2024 Food and Beverage Undisputed 01/23/2026 1125163484 CMS
Abbott Laboratories $29.63 11/14/2024 Food and Beverage Undisputed 01/23/2026 1125163486 CMS
Abbott Laboratories $10.76 11/14/2024 Food and Beverage Undisputed 01/23/2026 1125163488 CMS
Abbott Laboratories $58.04 11/14/2024 Travel and Lodging Undisputed 01/23/2026 1125423399 CMS
Abbott Laboratories $52.45 11/14/2024 Travel and Lodging Undisputed 01/23/2026 1125423401 CMS
Abbott Laboratories $10,500.00 11/14/2024 Consulting Fee Undisputed 01/23/2026 1125423403 CMS
Edwards Lifesciences Corporation $206.52 06/05/2024 Food and Beverage Undisputed 01/23/2026 1138855066 CMS
HEARTFLOW, INC. $500.00 10/07/2024 Consulting Fee Undisputed 01/23/2026 1154168214 CMS
Novo Nordisk Inc $22.88 10/04/2024 Food and Beverage Undisputed 01/23/2026 1096616342 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

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

Corrections to the substance of a record route to CMS through its review-and-dispute process; errors in how this site mirrors or displays a record route to us. Both paths are described in Methodology & Data.