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

WALTER A LAJARA-NANSON

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1528050283
CMS profile
23332
Location
GREAT FALLS, MT

General Payments · PY2018–2024

$8,499.33

  • Reported across 97 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$783.79

31 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 $698.79 30
Education $85.00 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
ABBVIE INC. $289.33 16
Merz Pharmaceuticals, LLC $172.61 3
LivaNova USA, Inc. $101.23 2
TG THERAPEUTICS, INC. $50.85 1
Lundbeck LLC $38.27 2
EISAI INC. $32.62 2
ARGENX US, INC. $24.22 1
Neurelis, Inc. $22.77 1
Medtronic, Inc. $21.12 1
ACADIA Pharmaceuticals Inc $20.20 1
Aucta Pharmaceuticals, Inc. $10.57 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $3,478.41 28
PY2019 $1,918.80 9
PY2021 $125.27 4
PY2022 $1,664.75 10
PY2023 $528.31 15
PY2024 $783.79 31

Payment records · PY2024 (31)

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

Program year 2024 20182019202120222023 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
ABBVIE INC. $12.64 01/30/2024 Food and Beverage Undisputed 01/23/2026 1104129798 CMS
ABBVIE INC. $29.68 01/30/2024 Food and Beverage Undisputed 01/23/2026 1104129800 CMS
ABBVIE INC. $16.49 02/14/2024 Food and Beverage Undisputed 01/23/2026 1104129802 CMS
ABBVIE INC. $18.07 02/21/2024 Food and Beverage Undisputed 01/23/2026 1104129804 CMS
ABBVIE INC. $32.81 04/16/2024 Food and Beverage Undisputed 01/23/2026 1104129806 CMS
ABBVIE INC. $23.17 05/14/2024 Food and Beverage Undisputed 01/23/2026 1104129808 CMS
ABBVIE INC. $13.98 05/22/2024 Food and Beverage Undisputed 01/23/2026 1104129810 CMS
ABBVIE INC. $6.08 06/21/2024 Food and Beverage Undisputed 01/23/2026 1104129812 CMS
ABBVIE INC. $19.18 07/17/2024 Food and Beverage Undisputed 01/23/2026 1104129814 CMS
ABBVIE INC. $3.00 07/24/2024 Food and Beverage Undisputed 01/23/2026 1104129816 CMS
ABBVIE INC. $31.99 08/15/2024 Food and Beverage Undisputed 01/23/2026 1104129818 CMS
ABBVIE INC. $23.51 10/18/2024 Food and Beverage Undisputed 01/23/2026 1104129820 CMS
ABBVIE INC. $3.58 10/21/2024 Food and Beverage Undisputed 01/23/2026 1104129822 CMS
ABBVIE INC. $19.18 11/06/2024 Food and Beverage Undisputed 01/23/2026 1104129824 CMS
ABBVIE INC. $17.99 11/06/2024 Food and Beverage Undisputed 01/23/2026 1104129826 CMS
ABBVIE INC. $17.98 12/10/2024 Food and Beverage Undisputed 01/23/2026 1104129828 CMS
ACADIA Pharmaceuticals Inc $20.20 09/04/2024 Food and Beverage Undisputed 01/23/2026 1147981833 CMS
ARGENX US, INC. $24.22 11/19/2024 Food and Beverage Undisputed 01/23/2026 1142119975 CMS
Aucta Pharmaceuticals, Inc. $10.57 10/29/2024 Food and Beverage Undisputed 01/23/2026 1147906880 CMS
Eisai Inc. $16.15 06/18/2024 Food and Beverage Undisputed 01/23/2026 1110788107 CMS
Eisai Inc. $16.47 09/10/2024 Food and Beverage Undisputed 01/23/2026 1110788105 CMS
LivaNova USA, Inc. $86.85 09/04/2024 Food and Beverage Undisputed 01/23/2026 1152796327 CMS
LivaNova USA, Inc. $14.38 12/18/2024 Food and Beverage Undisputed 01/23/2026 1152796381 CMS
Lundbeck LLC $21.60 07/17/2024 Food and Beverage Undisputed 01/23/2026 1145937478 CMS
Lundbeck LLC $16.67 09/13/2024 Food and Beverage Undisputed 01/23/2026 1145937480 CMS
Medtronic, Inc. $21.12 12/19/2024 Food and Beverage Undisputed 01/23/2026 1119359535 CMS
Merz Pharmaceuticals, LLC $18.03 02/27/2024 Food and Beverage Undisputed 01/23/2026 1137955859 CMS
Merz Pharmaceuticals, LLC $85.00 03/25/2024 Education Undisputed 01/23/2026 1137955857 CMS
Merz Pharmaceuticals, LLC $69.58 04/02/2024 Food and Beverage Undisputed 01/23/2026 1137955861 CMS
Neurelis, Inc. $22.77 08/13/2024 Food and Beverage Undisputed 01/23/2026 1145646075 CMS
TG Therapeutics, Inc. $50.85 10/24/2024 Food and Beverage Undisputed 01/23/2026 1136870786 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, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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