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

DAVID A WIERSEMA

Allopathic & Osteopathic Physicians Physical Medicine & Rehabilitation

NPI
1851322549
CMS profile
265268
Location
SAGINAW, MI

General Payments · PY2018–2024

$16,251.12

  • Reported across 250 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$6,431.51

45 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

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $1,021.52 53
PY2019 $452.42 29
PY2020 $563.87 31
PY2021 $509.29 29
PY2022 $5,358.73 31
PY2023 $1,913.78 32
PY2024 $6,431.51 45

Payment records · PY2024 (45)

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
Abbott Laboratories $25.98 05/09/2024 Food and Beverage Undisputed 01/23/2026 1125302244 CMS
Abbott Laboratories $20.85 08/02/2024 Food and Beverage Undisputed 01/23/2026 1125302246 CMS
ABBVIE INC. $19.30 01/25/2024 Food and Beverage Undisputed 01/23/2026 1106336233 CMS
ABBVIE INC. $30.42 01/26/2024 Food and Beverage Undisputed 01/23/2026 1106336235 CMS
ABBVIE INC. $20.02 01/29/2024 Food and Beverage Undisputed 01/23/2026 1106336237 CMS
ABBVIE INC. $34.70 02/09/2024 Food and Beverage Undisputed 01/23/2026 1106336239 CMS
ABBVIE INC. $31.09 02/28/2024 Food and Beverage Undisputed 01/23/2026 1106336241 CMS
ABBVIE INC. $6.98 03/06/2024 Food and Beverage Undisputed 01/23/2026 1106336243 CMS
ABBVIE INC. $22.30 03/13/2024 Food and Beverage Undisputed 01/23/2026 1106336245 CMS
ABBVIE INC. $34.28 03/21/2024 Food and Beverage Undisputed 01/23/2026 1106336247 CMS
ABBVIE INC. $150.00 03/22/2024 Food and Beverage Undisputed 01/23/2026 1106336249 CMS
ABBVIE INC. $831.19 03/23/2024 Travel and Lodging Undisputed 01/23/2026 1106336251 CMS
ABBVIE INC. $357.67 03/23/2024 Travel and Lodging Undisputed 01/23/2026 1106336253 CMS
ABBVIE INC. $60.00 03/23/2024 Food and Beverage Undisputed 01/23/2026 1106336255 CMS
ABBVIE INC. $25.00 03/23/2024 Food and Beverage Undisputed 01/23/2026 1106336257 CMS
ABBVIE INC. $21.40 04/10/2024 Food and Beverage Undisputed 01/23/2026 1106336259 CMS
ABBVIE INC. $1,275.00 04/24/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1106336261 CMS
ABBVIE INC. $32.12 04/25/2024 Food and Beverage Undisputed 01/23/2026 1106336263 CMS
ABBVIE INC. $91.95 05/08/2024 Food and Beverage Undisputed 01/23/2026 1106336265 CMS
ABBVIE INC. $2,125.00 06/04/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1106336267 CMS
ABBVIE INC. $30.00 06/26/2024 Food and Beverage Undisputed 01/23/2026 1106336269 CMS
ABBVIE INC. $20.00 07/02/2024 Food and Beverage Undisputed 01/23/2026 1106336271 CMS
ABBVIE INC. $31.67 07/03/2024 Food and Beverage Undisputed 01/23/2026 1106336273 CMS
ABBVIE INC. $31.19 08/15/2024 Food and Beverage Undisputed 01/23/2026 1106336275 CMS
ABBVIE INC. $24.70 09/12/2024 Food and Beverage Undisputed 01/23/2026 1106336277 CMS
ABBVIE INC. $22.60 10/21/2024 Food and Beverage Undisputed 01/23/2026 1106336279 CMS
ABBVIE INC. $637.50 12/03/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1106336281 CMS
ABBVIE INC. $23.74 12/17/2024 Food and Beverage Undisputed 01/23/2026 1106336283 CMS
Antares Pharma, Inc. $19.72 07/31/2024 Food and Beverage Undisputed 01/23/2026 1146492626 CMS
Exact Sciences Corporation $19.42 08/01/2024 Food and Beverage Undisputed 01/23/2026 1114949480 CMS
GlaxoSmithKline, LLC. $20.88 03/20/2024 Food and Beverage Undisputed 01/23/2026 1116421063 CMS
IDORSIA PHARMACEUTICALS US INC $15.29 05/06/2024 Food and Beverage Undisputed 01/23/2026 1146777602 CMS
IDORSIA PHARMACEUTICALS US INC $15.59 10/09/2024 Food and Beverage Undisputed 01/23/2026 1146791962 CMS
Ipsen Biopharmaceuticals, Inc $24.93 09/04/2024 Food and Beverage Undisputed 01/23/2026 1091960820 CMS
Merck Sharp & Dohme LLC $21.64 10/22/2024 Food and Beverage Undisputed 01/23/2026 1141959572 CMS
Neurocrine Biosciences, Inc. $22.64 02/15/2024 Food and Beverage Undisputed 01/23/2026 1150847947 CMS
Neurocrine Biosciences, Inc. $6.18 04/11/2024 Food and Beverage Undisputed 01/23/2026 1150886755 CMS
Neurocrine Biosciences, Inc. $16.48 04/24/2024 Food and Beverage Undisputed 01/23/2026 1150870683 CMS
Neurocrine Biosciences, Inc. $78.14 05/09/2024 Food and Beverage Undisputed 01/23/2026 1150812958 CMS
Neurocrine Biosciences, Inc. $6.99 06/27/2024 Food and Beverage Undisputed 01/23/2026 1150885509 CMS
Neurocrine Biosciences, Inc. $20.24 09/16/2024 Food and Beverage Undisputed 01/23/2026 1150857931 CMS
Neurocrine Biosciences, Inc. $66.84 10/30/2024 Food and Beverage Undisputed 01/23/2026 1150813378 CMS
Neurocrine Biosciences, Inc. $6.56 11/06/2024 Food and Beverage Undisputed 01/23/2026 1150886243 CMS
Radius Health, Inc. $16.62 01/11/2024 Food and Beverage Undisputed 01/23/2026 1089946528 CMS
Tolmar, Inc. $16.70 06/19/2024 Food and Beverage Undisputed 01/23/2026 1138716580 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

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

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.