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

COLLEEN MCMAHON

Physician Assistants & Advanced Practice Nursing Providers Nurse Practitioner Psychiatric/Mental Health

NPI
1922559012
CMS profile
10451535
Location
DIAMONDHEAD, MS

General Payments · PY2021–2024

$1,877.77

  • Reported across 111 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$398.93

25 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 $371.66 24
Education $27.27 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
ABBVIE INC. $214.25 19
ITI, Inc. $104.14 1
Supernus Pharmaceuticals, Inc. $31.83 2
E.R. Squibb & Sons, L.L.C. $27.27 1
Corium, Inc. $21.44 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $304.23 22
PY2022 $549.18 28
PY2023 $625.43 36
PY2024 $398.93 25

Payment records · PY2024 (25)

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
ABBVIE INC. $10.65 01/03/2024 Food and Beverage Undisputed 01/23/2026 1107639092 CMS
ABBVIE INC. $4.34 01/09/2024 Food and Beverage Undisputed 01/23/2026 1107639094 CMS
ABBVIE INC. $19.84 01/23/2024 Food and Beverage Undisputed 01/23/2026 1107639096 CMS
ABBVIE INC. $14.60 02/06/2024 Food and Beverage Undisputed 01/23/2026 1107639098 CMS
ABBVIE INC. $5.23 02/23/2024 Food and Beverage Undisputed 01/23/2026 1107639100 CMS
ABBVIE INC. $7.74 03/05/2024 Food and Beverage Undisputed 01/23/2026 1107639102 CMS
ABBVIE INC. $9.59 04/09/2024 Food and Beverage Undisputed 01/23/2026 1107639104 CMS
ABBVIE INC. $23.95 05/07/2024 Food and Beverage Undisputed 01/23/2026 1107639106 CMS
ABBVIE INC. $5.91 05/14/2024 Food and Beverage Undisputed 01/23/2026 1107639108 CMS
ABBVIE INC. $7.23 05/21/2024 Food and Beverage Undisputed 01/23/2026 1107639110 CMS
ABBVIE INC. $12.67 05/28/2024 Food and Beverage Undisputed 01/23/2026 1107639112 CMS
ABBVIE INC. $5.72 06/04/2024 Food and Beverage Undisputed 01/23/2026 1107639114 CMS
ABBVIE INC. $10.48 07/02/2024 Food and Beverage Undisputed 01/23/2026 1107639116 CMS
ABBVIE INC. $16.25 07/23/2024 Food and Beverage Undisputed 01/23/2026 1107639118 CMS
ABBVIE INC. $8.32 07/30/2024 Food and Beverage Undisputed 01/23/2026 1107639120 CMS
ABBVIE INC. $13.98 08/13/2024 Food and Beverage Undisputed 01/23/2026 1107639122 CMS
ABBVIE INC. $11.60 10/15/2024 Food and Beverage Undisputed 01/23/2026 1107639124 CMS
ABBVIE INC. $11.96 10/29/2024 Food and Beverage Undisputed 01/23/2026 1107639126 CMS
ABBVIE INC. $14.19 11/05/2024 Food and Beverage Undisputed 01/23/2026 1107639128 CMS
Corium, LLC $11.22 01/26/2024 Food and Beverage Undisputed 01/23/2026 1100120700 CMS
Corium, LLC $10.22 09/13/2024 Food and Beverage Undisputed 01/23/2026 1100155307 CMS
E.R. Squibb & Sons, L.L.C. $27.27 10/04/2024 Education Undisputed 01/23/2026 1101436991 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $104.14 01/10/2024 Food and Beverage Undisputed 01/23/2026 1143547026 CMS
Supernus Pharmaceuticals, Inc. $15.32 06/05/2024 Food and Beverage Undisputed 01/23/2026 1147897682 CMS
Supernus Pharmaceuticals, Inc. $16.51 10/07/2024 Food and Beverage Undisputed 01/23/2026 1147880826 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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