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

STEPHANIE MICHELLE MESSMER

Physician Assistants & Advanced Practice Nursing Providers Physician Assistant

NPI
1881219475
CMS profile
11173161
Location
INDIANAPOLIS, IN

General Payments · PY2021–2024

$3,219.42

  • Reported across 121 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$769.71

23 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 $769.71 23

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Madrigal Pharmaceuticals $402.80 11
Gilead Sciences, Inc. $141.27 6
Phathom Pharmaceuticals, Inc. $124.26 1
Lilly USA, LLC $58.49 2
Takeda Pharmaceuticals U.S.A., Inc. $15.47 1
PFIZER INC. $14.16 1
Celgene Corporation $13.26 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $257.02 13
PY2022 $1,123.68 47
PY2023 $1,069.01 38
PY2024 $769.71 23

Payment records · PY2024 (23)

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
Celgene Corporation $13.26 01/12/2024 Food and Beverage Undisputed 01/23/2026 1101120721 CMS
Gilead Sciences, Inc. $121.18 02/28/2024 Food and Beverage Undisputed 01/23/2026 1133718049 CMS
Gilead Sciences, Inc. $3.25 04/02/2024 Food and Beverage Undisputed 01/23/2026 1133718051 CMS
Gilead Sciences, Inc. $4.30 05/27/2024 Food and Beverage Undisputed 01/23/2026 1133718053 CMS
Gilead Sciences, Inc. $4.79 07/10/2024 Food and Beverage Undisputed 01/23/2026 1133718055 CMS
Gilead Sciences, Inc. $4.54 11/04/2024 Food and Beverage Undisputed 01/23/2026 1133718057 CMS
Gilead Sciences, Inc. $3.21 12/02/2024 Food and Beverage Undisputed 01/23/2026 1133718059 CMS
Lilly USA, LLC $34.86 01/08/2024 Food and Beverage Undisputed 01/23/2026 1135954249 CMS
Lilly USA, LLC $23.63 11/01/2024 Food and Beverage Undisputed 01/23/2026 1135966422 CMS
Madrigal Pharmaceuticals $29.47 10/03/2024 Food and Beverage Undisputed 01/23/2026 1144195511 CMS
Madrigal Pharmaceuticals $21.68 10/18/2024 Food and Beverage Undisputed 01/23/2026 1144195513 CMS
Madrigal Pharmaceuticals $29.68 11/01/2024 Food and Beverage Undisputed 01/23/2026 1144195515 CMS
Madrigal Pharmaceuticals $35.44 11/05/2024 Food and Beverage Undisputed 01/23/2026 1144195517 CMS
Madrigal Pharmaceuticals $134.64 11/07/2024 Food and Beverage Undisputed 01/23/2026 1144195519 CMS
Madrigal Pharmaceuticals $4.31 11/19/2024 Food and Beverage Undisputed 01/23/2026 1144195521 CMS
Madrigal Pharmaceuticals $21.03 11/19/2024 Food and Beverage Undisputed 01/23/2026 1144195523 CMS
Madrigal Pharmaceuticals $15.64 11/22/2024 Food and Beverage Undisputed 01/23/2026 1144195525 CMS
Madrigal Pharmaceuticals $32.01 11/22/2024 Food and Beverage Undisputed 01/23/2026 1144195527 CMS
Madrigal Pharmaceuticals $33.79 12/11/2024 Food and Beverage Undisputed 01/23/2026 1144195529 CMS
Madrigal Pharmaceuticals $45.11 12/17/2024 Food and Beverage Undisputed 01/23/2026 1144195531 CMS
PFIZER INC. $14.16 06/27/2024 Food and Beverage Undisputed 01/23/2026 1131461384 CMS
Phathom Pharmaceuticals, Inc. $124.26 03/20/2024 Food and Beverage Undisputed 01/23/2026 1151188938 CMS
Takeda Pharmaceuticals U.S.A., Inc. $15.47 06/27/2024 Food and Beverage Undisputed 01/23/2026 1137792177 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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