Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-06-30 View official record Methodology

Covered recipient · General Payments record

ALEXANDER M PAPANASTASSIOU

Allopathic & Osteopathic Physicians Neurological Surgery

NPI
1659321230
CMS profile
979878
Location
SAN ANTONIO, TX

General Payments · PY2019–2025

$8,399.23

  • Reported across 49 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$1,600.79

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

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $903.99 14
Travel and Lodging $696.80 1

By paying entity

PY2025 · sorted by reported total

Paying entityAmountRecords
INSIGHTEC,INC $1,251.02 11
BOSTON SCIENTIFIC CORPORATION $140.53 1
LivaNova USA, Inc. $130.64 1
Medtronic, Inc. $78.60 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $3,586.71 7
PY2020 $292.52 2
PY2021 $17.69 1
PY2022 $244.14 4
PY2023 $218.98 3
PY2024 $2,438.40 17
PY2025 $1,600.79 15

Payment records · PY2025 (15)

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

Program year 2025 201920202021202220232024 Record-level detail is published for PY2025; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Boston Scientific Corporation $140.53 12/01/2025 Food and Beverage Undisputed 06/30/2026 1181368380 CMS
InSightec,Inc $9.37 04/08/2025 Food and Beverage Undisputed 06/30/2026 1233938827 CMS
InSightec,Inc $3.66 07/08/2025 Food and Beverage Undisputed 06/30/2026 1233938849 CMS
InSightec,Inc $21.10 07/08/2025 Food and Beverage Undisputed 06/30/2026 1233938851 CMS
InSightec,Inc $153.54 09/12/2025 Food and Beverage Undisputed 06/30/2026 1233938855 CMS
InSightec,Inc $5.09 09/12/2025 Food and Beverage Undisputed 06/30/2026 1233938887 CMS
InSightec,Inc $696.80 09/12/2025 Travel and Lodging Undisputed 06/30/2026 1233938899 CMS
InSightec,Inc $34.30 09/13/2025 Food and Beverage Undisputed 06/30/2026 1233938889 CMS
InSightec,Inc $51.45 09/13/2025 Food and Beverage Undisputed 06/30/2026 1233938891 CMS
InSightec,Inc $21.44 09/14/2025 Food and Beverage Undisputed 06/30/2026 1233938893 CMS
InSightec,Inc $77.75 09/14/2025 Food and Beverage Undisputed 06/30/2026 1233938895 CMS
InSightec,Inc $176.52 09/14/2025 Food and Beverage Undisputed 06/30/2026 1233938897 CMS
LivaNova USA, Inc. $130.64 06/04/2025 Food and Beverage Undisputed 06/30/2026 1245674720 CMS
Medtronic, Inc. $36.74 08/29/2025 Food and Beverage Undisputed 06/30/2026 1218982824 CMS
Medtronic, Inc. $41.86 11/15/2025 Food and Beverage Undisputed 06/30/2026 1218982826 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

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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.