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

ARIEL TAKAYANAGI

Allopathic & Osteopathic Physicians Neurological Surgery

NPI
1023501582
CMS profile
11422214
Location
STANFORD, CA

General Payments · PY2022–2023

$635.81

  • Reported across 17 records
  • CMS publication 2026-01-23

Latest program year · PY2023

$468.61

15 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

PY2023 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $272.78 14
Travel and Lodging $195.83 1

By paying entity

PY2023 · sorted by reported total

Paying entityAmountRecords
BOSTON SCIENTIFIC CORPORATION $253.80 13
Stryker Corporation $195.83 1
Medtronic, Inc. $18.98 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2022 $167.20 2
PY2023 $468.61 15

Payment records · PY2023 (15)

Sorted by paying entity, then date · as published by CMS

Program year 2023 2022 Record-level detail is published for PY2023; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Boston Scientific Corporation $5.02 02/02/2023 Food and Beverage Undisputed 01/23/2026 1022405937 CMS
Boston Scientific Corporation $31.72 02/03/2023 Food and Beverage Undisputed 01/23/2026 1022405949 CMS
Boston Scientific Corporation $32.04 02/10/2023 Food and Beverage Undisputed 01/23/2026 1022405951 CMS
Boston Scientific Corporation $5.32 02/23/2023 Food and Beverage Undisputed 01/23/2026 1022405939 CMS
Boston Scientific Corporation $21.22 03/03/2023 Food and Beverage Undisputed 01/23/2026 1022405959 CMS
Boston Scientific Corporation $20.03 03/17/2023 Food and Beverage Undisputed 01/23/2026 1022405953 CMS
Boston Scientific Corporation $21.19 04/14/2023 Food and Beverage Undisputed 01/23/2026 1022405957 CMS
Boston Scientific Corporation $17.10 04/21/2023 Food and Beverage Undisputed 01/23/2026 1022405943 CMS
Boston Scientific Corporation $21.61 04/28/2023 Food and Beverage Undisputed 01/23/2026 1022405961 CMS
Boston Scientific Corporation $25.44 05/11/2023 Food and Beverage Undisputed 01/23/2026 1022405963 CMS
Boston Scientific Corporation $25.44 05/25/2023 Food and Beverage Undisputed 01/23/2026 1022405947 CMS
Boston Scientific Corporation $20.98 06/16/2023 Food and Beverage Undisputed 01/23/2026 1022405955 CMS
Boston Scientific Corporation $6.69 09/14/2023 Food and Beverage Undisputed 01/23/2026 1022405941 CMS
Medtronic, Inc. $18.98 10/13/2023 Food and Beverage Undisputed 01/23/2026 1018847015 CMS
Stryker Corporation $195.83 01/20/2023 Travel and Lodging Undisputed 01/23/2026 1007590789 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
2022, 2023
Source files
Dataset page · Bulk file · PY2022 , PY2023
Generated from
OP_DTL_GNRL_PGYR2023_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.