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

TAMRA LYNN GROOTHUIS

Physician Assistants & Advanced Practice Nursing Providers Nurse Practitioner Family

NPI
1164446738
CMS profile
10612066
Location
HOLLAND, MI

General Payments · PY2021–2023

$659.29

  • Reported across 24 records
  • CMS publication 2026-01-23

Latest program year · PY2023

$239.86

10 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

PY2023 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $239.86 10

By paying entity

PY2023 · sorted by reported total

Paying entityAmountRecords
Pharmacyclics LLC, An AbbVie Company $171.54 8
BOSTON SCIENTIFIC CORPORATION $43.43 1
EISAI INC. $24.89 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $160.11 2
PY2022 $259.32 12
PY2023 $239.86 10

Payment records · PY2023 (10)

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

Program year 2023 20212022 Record-level detail is published for PY2023; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Boston Scientific Corporation $43.43 09/12/2023 Food and Beverage Undisputed 01/23/2026 1022255259 CMS
Eisai Inc. $24.89 03/30/2023 Food and Beverage Undisputed 01/23/2026 1023357995 CMS
Pharmacyclics LLC, An AbbVie Company $31.44 01/11/2023 Food and Beverage Undisputed 01/23/2026 998303079 CMS
Pharmacyclics LLC, An AbbVie Company $20.75 02/16/2023 Food and Beverage Undisputed 01/23/2026 998303081 CMS
Pharmacyclics LLC, An AbbVie Company $24.06 03/08/2023 Food and Beverage Undisputed 01/23/2026 998303083 CMS
Pharmacyclics LLC, An AbbVie Company $13.71 06/02/2023 Food and Beverage Undisputed 01/23/2026 998303085 CMS
Pharmacyclics LLC, An AbbVie Company $30.43 06/15/2023 Food and Beverage Undisputed 01/23/2026 998303087 CMS
Pharmacyclics LLC, An AbbVie Company $20.04 07/18/2023 Food and Beverage Undisputed 01/23/2026 998303089 CMS
Pharmacyclics LLC, An AbbVie Company $17.12 08/07/2023 Food and Beverage Undisputed 01/23/2026 998303091 CMS
Pharmacyclics LLC, An AbbVie Company $13.99 08/18/2023 Food and Beverage Undisputed 01/23/2026 998303093 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
Source files
Dataset page · Bulk file · PY2021 , PY2022 , PY2023
Generated from
OP_DTL_GNRL_PGYR2023_P01232026_01102026.csv

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