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

JOHN CHRISTOPHER RIEDINGER

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1205283546
CMS profile
9088594
Location
BISMARCK, ND

General Payments · PY2021–2024

$894.44

  • Reported across 47 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$458.21

21 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 $458.21 21

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $15.96 1
PY2022 $214.36 13
PY2023 $205.91 12
PY2024 $458.21 21

Payment records · PY2024 (21)

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

Program year 2024 202120222023 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. $34.86 08/22/2024 Food and Beverage Undisputed 01/23/2026 1105948702 CMS
ABBVIE INC. $33.64 12/04/2024 Food and Beverage Undisputed 01/23/2026 1105948704 CMS
ACADIA Pharmaceuticals Inc $18.96 06/20/2024 Food and Beverage Undisputed 01/23/2026 1147989359 CMS
Alexion Pharmaceuticals, Inc. $29.98 05/24/2024 Food and Beverage Undisputed 01/23/2026 1094031307 CMS
Alexion Pharmaceuticals, Inc. $13.83 07/09/2024 Food and Beverage Undisputed 01/23/2026 1093961001 CMS
ARGENX US, INC. $13.46 03/27/2024 Food and Beverage Undisputed 01/23/2026 1142103869 CMS
AstraZeneca Pharmaceuticals LP $14.35 10/23/2024 Food and Beverage Undisputed 01/23/2026 1104253225 CMS
Biogen, Inc. $27.95 02/12/2024 Food and Beverage Undisputed 01/23/2026 1104827894 CMS
Boston Scientific Corporation $38.67 07/03/2024 Food and Beverage Undisputed 01/23/2026 1092547424 CMS
Celgene Corporation $18.30 03/13/2024 Food and Beverage Undisputed 01/23/2026 1101108060 CMS
Grifols USA, LLC $22.04 11/09/2024 Food and Beverage Undisputed 01/23/2026 1124756550 CMS
Grifols USA, LLC $17.20 12/17/2024 Food and Beverage Undisputed 01/23/2026 1124756548 CMS
Janssen Biotech, Inc. $16.23 11/06/2024 Food and Beverage Undisputed 01/23/2026 1078335047 CMS
Lundbeck LLC $14.24 07/24/2024 Food and Beverage Undisputed 01/23/2026 1145961320 CMS
Mallinckrodt Hospital Products Inc. $20.94 05/01/2024 Food and Beverage Undisputed 01/23/2026 1145127082 CMS
MITSUBISHI TANABE PHARMA AMERICA, INC. $17.49 06/27/2024 Food and Beverage Undisputed 01/23/2026 1144509186 CMS
Novartis Pharmaceuticals Corporation $14.27 09/20/2024 Food and Beverage Undisputed 01/23/2026 1087212927 CMS
Octapharma USA, Inc. $32.15 08/09/2024 Food and Beverage Undisputed 01/23/2026 1142318244 CMS
TG Therapeutics, Inc. $21.78 10/12/2024 Food and Beverage Undisputed 01/23/2026 1136882524 CMS
UCB, Inc. $14.73 06/17/2024 Food and Beverage Undisputed 01/23/2026 1143151655 CMS
Ultragenyx Pharmaceutical Inc. $23.14 09/03/2024 Food and Beverage Undisputed 01/23/2026 1153284657 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
2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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