IndustryPayments
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

DENNIS A DAHLSTEDT

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1366467615
CMS profile
243474
Location
ROCHESTER HILLS, MI

General Payments · PY2019–2025

$8,537.84

  • Reported across 491 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$1,413.93

66 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.

Related groups: Gastroenterology MI All categories

By nature of payment

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,329.93 65
Education $84.00 1

By paying entity

PY2025 · sorted by reported total

Paying entityAmountRecords
ABBVIE INC. $299.58 18
Takeda Pharmaceuticals U.S.A., Inc. $177.54 11
Janssen Biotech, Inc. $117.43 4
Janssen Scientific Affairs, LLC $115.21 1
GENZYME CORPORATION $106.57 5
Lilly USA, LLC $88.53 4
AIMMUNE THERAPEUTICS, INC. $78.91 4
QOL Medical, LLC $74.32 4
Daiichi Sankyo Inc. $63.69 3
INTERCEPT PHARMACEUTICALS, INC. $59.28 2
Organon LLC $57.83 3
Regeneron Healthcare Solutions, Inc. $53.05 2
Salix Pharmaceuticals, a division of Bausch Health US, LLC $48.79 2
Ardelyx, Inc. $27.81 1
Ipsen Biopharmaceuticals, Inc $25.23 1
Alnylam Pharmaceuticals Inc. $20.16 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $880.97 67
PY2020 $681.05 41
PY2021 $1,027.81 64
PY2022 $1,297.36 83
PY2023 $1,757.71 105
PY2024 $1,479.01 65
PY2025 $1,413.93 66

Payment records · PY2025 (66)

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
ABBVIE INC. $28.88 01/23/2025 Food and Beverage Undisputed 06/30/2026 1201719056 CMS
ABBVIE INC. $16.63 02/06/2025 Food and Beverage Undisputed 06/30/2026 1201719058 CMS
ABBVIE INC. $18.00 02/18/2025 Food and Beverage Undisputed 06/30/2026 1201719060 CMS
ABBVIE INC. $3.54 02/18/2025 Food and Beverage Undisputed 06/30/2026 1201719062 CMS
ABBVIE INC. $19.03 02/28/2025 Food and Beverage Undisputed 06/30/2026 1201719064 CMS
ABBVIE INC. $21.19 03/04/2025 Food and Beverage Undisputed 06/30/2026 1201719066 CMS
ABBVIE INC. $21.64 03/25/2025 Food and Beverage Undisputed 06/30/2026 1201719068 CMS
ABBVIE INC. $15.44 04/08/2025 Food and Beverage Undisputed 06/30/2026 1201719070 CMS
ABBVIE INC. $19.78 05/13/2025 Food and Beverage Undisputed 06/30/2026 1201719072 CMS
ABBVIE INC. $20.18 05/19/2025 Food and Beverage Undisputed 06/30/2026 1201719074 CMS
ABBVIE INC. $18.57 05/27/2025 Food and Beverage Undisputed 06/30/2026 1201719076 CMS
ABBVIE INC. $2.92 05/29/2025 Food and Beverage Undisputed 06/30/2026 1201719078 CMS
ABBVIE INC. $10.98 05/29/2025 Food and Beverage Undisputed 06/30/2026 1201719080 CMS
ABBVIE INC. $20.72 08/18/2025 Food and Beverage Undisputed 06/30/2026 1201719082 CMS
ABBVIE INC. $0.29 08/19/2025 Food and Beverage Undisputed 06/30/2026 1201719084 CMS
ABBVIE INC. $28.29 08/26/2025 Food and Beverage Undisputed 06/30/2026 1201719086 CMS
ABBVIE INC. $9.28 09/09/2025 Food and Beverage Undisputed 06/30/2026 1201719088 CMS
ABBVIE INC. $24.22 11/24/2025 Food and Beverage Undisputed 06/30/2026 1201719090 CMS
Aimmune Therapeutics, Inc. $17.96 03/10/2025 Food and Beverage Undisputed 06/30/2026 1249720994 CMS
Aimmune Therapeutics, Inc. $18.72 06/11/2025 Food and Beverage Undisputed 06/30/2026 1249720996 CMS
Aimmune Therapeutics, Inc. $23.23 08/12/2025 Food and Beverage Undisputed 06/30/2026 1249721000 CMS
Aimmune Therapeutics, Inc. $19.00 09/16/2025 Food and Beverage Undisputed 06/30/2026 1249720998 CMS
Alnylam Pharmaceuticals Inc. $20.16 09/29/2025 Food and Beverage Undisputed 06/30/2026 1212766834 CMS
Ardelyx, Inc. $27.81 12/09/2025 Food and Beverage Undisputed 06/30/2026 1247843120 CMS
Daiichi Sankyo Inc. $25.77 04/21/2025 Food and Beverage Undisputed 06/30/2026 1197093249 CMS
Daiichi Sankyo Inc. $19.28 05/06/2025 Food and Beverage Undisputed 06/30/2026 1197062519 CMS
Daiichi Sankyo Inc. $18.64 06/24/2025 Food and Beverage Undisputed 06/30/2026 1197078933 CMS
GENZYME CORPORATION $16.14 01/07/2025 Food and Beverage Undisputed 06/30/2026 1233722584 CMS
GENZYME CORPORATION $16.86 03/11/2025 Food and Beverage Undisputed 06/30/2026 1233722604 CMS
GENZYME CORPORATION $20.93 10/29/2025 Food and Beverage Undisputed 06/30/2026 1233722702 CMS
GENZYME CORPORATION $25.44 12/08/2025 Food and Beverage Undisputed 06/30/2026 1233722696 CMS
GENZYME CORPORATION $27.20 12/17/2025 Food and Beverage Undisputed 06/30/2026 1233722704 CMS
Intercept Pharmaceuticals, Inc. $29.98 01/28/2025 Food and Beverage Undisputed 06/30/2026 1249870450 CMS
Intercept Pharmaceuticals, Inc. $29.30 06/17/2025 Food and Beverage Undisputed 06/30/2026 1249870452 CMS
Ipsen Biopharmaceuticals, Inc $25.23 10/27/2025 Food and Beverage Undisputed 06/30/2026 1208830333 CMS
Janssen Biotech, Inc. $13.39 03/24/2025 Food and Beverage Undisputed 06/30/2026 1174900127 CMS
Janssen Biotech, Inc. $84.00 07/08/2025 Education Undisputed 06/30/2026 1174906534 CMS
Janssen Biotech, Inc. $2.27 10/22/2025 Food and Beverage Undisputed 06/30/2026 1174905801 CMS
Janssen Biotech, Inc. $17.77 10/27/2025 Food and Beverage Undisputed 06/30/2026 1174900313 CMS
Janssen Scientific Affairs, LLC $115.21 07/23/2025 Food and Beverage Undisputed 06/30/2026 1174174448 CMS
Lilly USA, LLC $20.16 02/17/2025 Food and Beverage Undisputed 06/30/2026 1186621578 CMS
Lilly USA, LLC $18.51 02/19/2025 Food and Beverage Undisputed 06/30/2026 1186576866 CMS
Lilly USA, LLC $24.96 07/15/2025 Food and Beverage Undisputed 06/30/2026 1186576868 CMS
Lilly USA, LLC $24.90 08/20/2025 Food and Beverage Undisputed 06/30/2026 1186563982 CMS
Organon LLC $16.51 01/14/2025 Food and Beverage Undisputed 06/30/2026 1237700436 CMS
Organon LLC $19.29 04/29/2025 Food and Beverage Undisputed 06/30/2026 1237700438 CMS
Organon LLC $22.03 09/16/2025 Food and Beverage Undisputed 06/30/2026 1237700440 CMS
QOL Medical, LLC $18.26 04/01/2025 Food and Beverage Undisputed 06/30/2026 1185021522 CMS
QOL Medical, LLC $17.10 06/09/2025 Food and Beverage Undisputed 06/30/2026 1185021614 CMS
QOL Medical, LLC $20.38 07/28/2025 Food and Beverage Undisputed 06/30/2026 1185021632 CMS
QOL Medical, LLC $18.58 08/05/2025 Food and Beverage Undisputed 06/30/2026 1185021642 CMS
Regeneron Healthcare Solutions, Inc. $24.82 07/29/2025 Food and Beverage Undisputed 06/30/2026 1212897993 CMS
Regeneron Healthcare Solutions, Inc. $28.23 09/23/2025 Food and Beverage Undisputed 06/30/2026 1212897995 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $24.33 01/02/2025 Food and Beverage Undisputed 06/30/2026 1231862847 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $24.46 12/16/2025 Food and Beverage Undisputed 06/30/2026 1231862850 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.79 03/18/2025 Food and Beverage Undisputed 06/30/2026 1223864273 CMS
Takeda Pharmaceuticals U.S.A., Inc. $17.89 06/02/2025 Food and Beverage Undisputed 06/30/2026 1223839653 CMS
Takeda Pharmaceuticals U.S.A., Inc. $2.12 06/03/2025 Food and Beverage Undisputed 06/30/2026 1223798870 CMS
Takeda Pharmaceuticals U.S.A., Inc. $16.64 06/03/2025 Food and Beverage Undisputed 06/30/2026 1223830102 CMS
Takeda Pharmaceuticals U.S.A., Inc. $0.55 09/10/2025 Food and Beverage Undisputed 06/30/2026 1223795834 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.60 09/10/2025 Food and Beverage Undisputed 06/30/2026 1223862566 CMS
Takeda Pharmaceuticals U.S.A., Inc. $13.78 10/07/2025 Food and Beverage Undisputed 06/30/2026 1223811894 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.44 10/20/2025 Food and Beverage Undisputed 06/30/2026 1223885211 CMS
Takeda Pharmaceuticals U.S.A., Inc. $25.63 11/04/2025 Food and Beverage Undisputed 06/30/2026 1223900155 CMS
Takeda Pharmaceuticals U.S.A., Inc. $16.87 11/10/2025 Food and Beverage Undisputed 06/30/2026 1223831897 CMS
Takeda Pharmaceuticals U.S.A., Inc. $19.23 12/08/2025 Food and Beverage Undisputed 06/30/2026 1223850844 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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