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

JAMES P SIMSARIAN

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1235108986
CMS profile
327590
Location
FAIRFAX, VA

General Payments · PY2018–2024

$236,517.41

  • Reported across 391 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$387.54

12 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 $387.54 12

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $70,042.75 129
PY2019 $95,961.70 168
PY2020 $31,379.19 45
PY2021 $13,619.00 11
PY2022 $15,365.34 16
PY2023 $9,761.89 10
PY2024 $387.54 12

Payment records · PY2024 (12)

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
Alexion Pharmaceuticals, Inc. $25.05 06/11/2024 Food and Beverage Undisputed 01/23/2026 1094025943 CMS
ARGENX US, INC. $25.36 07/17/2024 Food and Beverage Undisputed 01/23/2026 1142107929 CMS
BANNER LIFE SCIENCES, LLC $29.36 04/25/2024 Food and Beverage Undisputed 01/23/2026 1147029601 CMS
BANNER LIFE SCIENCES, LLC $17.63 06/24/2024 Food and Beverage Undisputed 01/23/2026 1147030283 CMS
Biogen, Inc. $15.62 05/07/2024 Food and Beverage Undisputed 01/23/2026 1104817619 CMS
Celgene Corporation $31.96 05/15/2024 Food and Beverage Undisputed 01/23/2026 1101123406 CMS
Genentech USA, Inc. $29.13 06/18/2024 Food and Beverage Undisputed 01/23/2026 1133025620 CMS
Genentech USA, Inc. $20.81 10/15/2024 Food and Beverage Undisputed 01/23/2026 1133025616 CMS
Lilly USA, LLC $118.80 11/21/2024 Food and Beverage Undisputed 01/23/2026 1135045866 CMS
Mallinckrodt Hospital Products Inc. $29.17 07/24/2024 Food and Beverage Undisputed 01/23/2026 1145138890 CMS
Novartis Pharmaceuticals Corporation $26.91 07/10/2024 Food and Beverage Undisputed 01/23/2026 1087319601 CMS
Vanda Pharmaceuticals Inc. $17.74 07/16/2024 Food and Beverage Undisputed 01/23/2026 1133920715 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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