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

TANIA M MESSMER

Physician Assistants & Advanced Practice Nursing Providers Physician Assistant Medical

NPI
1528000114
CMS profile
10709259
Location
OAKBROOK TERRACE, IL

General Payments · PY2021–2025

$1,468.63

  • Reported across 70 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$886.96

44 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

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $835.97 43
Education $50.99 1

By paying entity

PY2025 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $66.09 1
PY2023 $16.60 1
PY2024 $498.98 24
PY2025 $886.96 44

Payment records · PY2025 (44)

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

Program year 2025 202120232024 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. $14.81 02/03/2025 Food and Beverage Undisputed 06/30/2026 1204936298 CMS
ABBVIE INC. $4.79 03/27/2025 Food and Beverage Undisputed 06/30/2026 1204936302 CMS
ABBVIE INC. $7.01 04/17/2025 Food and Beverage Undisputed 06/30/2026 1204936306 CMS
ABBVIE INC. $8.84 06/16/2025 Food and Beverage Undisputed 06/30/2026 1204936309 CMS
ABBVIE INC. $8.39 07/28/2025 Food and Beverage Undisputed 06/30/2026 1204936313 CMS
ABBVIE INC. $7.64 08/06/2025 Food and Beverage Undisputed 06/30/2026 1204936318 CMS
ABBVIE INC. $20.30 08/11/2025 Food and Beverage Undisputed 06/30/2026 1204936322 CMS
ABBVIE INC. $24.39 08/25/2025 Food and Beverage Undisputed 06/30/2026 1204936326 CMS
ABBVIE INC. $9.68 09/15/2025 Food and Beverage Undisputed 06/30/2026 1204936330 CMS
ABBVIE INC. $13.98 09/15/2025 Food and Beverage Undisputed 06/30/2026 1204936333 CMS
ABBVIE INC. $20.55 11/03/2025 Food and Beverage Undisputed 06/30/2026 1204936337 CMS
ABBVIE INC. $5.48 12/08/2025 Food and Beverage Undisputed 06/30/2026 1204936342 CMS
ABBVIE INC. $27.19 12/11/2025 Food and Beverage Undisputed 06/30/2026 1204936346 CMS
Aimmune Therapeutics, Inc. $24.82 01/17/2025 Food and Beverage Undisputed 06/30/2026 1249678809 CMS
Aimmune Therapeutics, Inc. $15.66 04/24/2025 Food and Beverage Undisputed 06/30/2026 1249678805 CMS
Aimmune Therapeutics, Inc. $19.66 05/30/2025 Food and Beverage Undisputed 06/30/2026 1249678807 CMS
Biocon Biologics Inc $29.26 08/28/2025 Food and Beverage Undisputed 06/30/2026 1254659233 CMS
Biocon Biologics Inc $24.78 09/13/2025 Food and Beverage Undisputed 06/30/2026 1254659229 CMS
Celltrion USA Inc. $22.36 02/10/2025 Food and Beverage Undisputed 06/30/2026 1250845879 CMS
Celltrion USA Inc. $20.72 08/19/2025 Food and Beverage Undisputed 06/30/2026 1250845881 CMS
GENZYME CORPORATION $21.94 04/28/2025 Food and Beverage Undisputed 06/30/2026 1233389333 CMS
GENZYME CORPORATION $25.60 07/07/2025 Food and Beverage Undisputed 06/30/2026 1233389363 CMS
GENZYME CORPORATION $30.72 11/17/2025 Food and Beverage Undisputed 06/30/2026 1233389423 CMS
Gilead Sciences, Inc. $21.67 04/17/2025 Food and Beverage Undisputed 06/30/2026 1234508853 CMS
Gilead Sciences, Inc. $22.97 09/24/2025 Food and Beverage Undisputed 06/30/2026 1234494978 CMS
Intercept Pharmaceuticals, Inc. $18.79 10/13/2025 Food and Beverage Undisputed 06/30/2026 1249887050 CMS
Janssen Biotech, Inc. $9.29 04/21/2025 Food and Beverage Undisputed 06/30/2026 1174347148 CMS
Janssen Biotech, Inc. $50.99 05/05/2025 Education Undisputed 06/30/2026 1174347172 CMS
Janssen Biotech, Inc. $24.52 05/05/2025 Food and Beverage Undisputed 06/30/2026 1174347255 CMS
Janssen Biotech, Inc. $32.11 09/08/2025 Food and Beverage Undisputed 06/30/2026 1174347245 CMS
Janssen Biotech, Inc. $25.54 11/10/2025 Food and Beverage Undisputed 06/30/2026 1174347406 CMS
PFIZER INC. $17.90 01/13/2025 Food and Beverage Undisputed 06/30/2026 1229004059 CMS
QOL Medical, LLC $25.00 01/06/2025 Food and Beverage Undisputed 06/30/2026 1184992378 CMS
Regeneron Healthcare Solutions, Inc. $38.66 10/24/2025 Food and Beverage Undisputed 06/30/2026 1213172455 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $13.51 04/09/2025 Food and Beverage Undisputed 06/30/2026 1232147932 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $16.37 05/12/2025 Food and Beverage Undisputed 06/30/2026 1232147934 CMS
Takeda Pharmaceuticals U.S.A., Inc. $13.91 01/27/2025 Food and Beverage Undisputed 06/30/2026 1223963857 CMS
Takeda Pharmaceuticals U.S.A., Inc. $15.00 02/17/2025 Food and Beverage Undisputed 06/30/2026 1223972252 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.35 02/18/2025 Food and Beverage Undisputed 06/30/2026 1224047099 CMS
Takeda Pharmaceuticals U.S.A., Inc. $24.10 02/24/2025 Food and Beverage Undisputed 06/30/2026 1224052665 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.64 03/20/2025 Food and Beverage Undisputed 06/30/2026 1224024339 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.42 05/19/2025 Food and Beverage Undisputed 06/30/2026 1224022295 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.56 07/28/2025 Food and Beverage Undisputed 06/30/2026 1224048601 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.09 09/29/2025 Food and Beverage Undisputed 06/30/2026 1224019133 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
2021, 2023, 2024, 2025
Source files
Dataset page · Bulk file · PY2021 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

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