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

MARYELLEN THERESA O'HARA

Physician Assistants & Advanced Practice Nursing Providers Nurse Practitioner Adult Health

NPI
1366693707
CMS profile
10483961
Location
EXTON, PA

General Payments · PY2021–2024

$2,981.65

  • Reported across 175 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$878.35

51 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 $818.36 50
Education $59.99 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
NOVARTIS PHARMACEUTICALS CORPORATION $209.97 19
Amgen Inc. $204.66 11
ABBVIE INC. $184.97 11
Janssen Biotech, Inc. $119.10 3
UCB, Inc. $32.68 1
Kiniksa Pharmaceuticals International, plc $26.42 1
Lilly USA, LLC $24.05 1
Acerta Pharma LLC $23.51 1
PFIZER INC. $18.31 1
E.R. Squibb & Sons, L.L.C. $17.77 1
Biocon Biologics Inc $16.91 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $625.98 42
PY2022 $696.27 42
PY2023 $781.05 40
PY2024 $878.35 51

Payment records · PY2024 (51)

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. $21.48 01/11/2024 Food and Beverage Undisputed 01/23/2026 1107750834 CMS
ABBVIE INC. $4.12 01/18/2024 Food and Beverage Undisputed 01/23/2026 1107750836 CMS
ABBVIE INC. $17.00 02/19/2024 Food and Beverage Undisputed 01/23/2026 1107750838 CMS
ABBVIE INC. $17.96 04/08/2024 Food and Beverage Undisputed 01/23/2026 1107750840 CMS
ABBVIE INC. $15.77 05/15/2024 Food and Beverage Undisputed 01/23/2026 1107750842 CMS
ABBVIE INC. $32.49 05/17/2024 Food and Beverage Undisputed 01/23/2026 1107750844 CMS
ABBVIE INC. $20.18 07/09/2024 Food and Beverage Undisputed 01/23/2026 1107750846 CMS
ABBVIE INC. $13.33 08/15/2024 Food and Beverage Undisputed 01/23/2026 1107750848 CMS
ABBVIE INC. $21.41 08/29/2024 Food and Beverage Undisputed 01/23/2026 1107750850 CMS
ABBVIE INC. $11.66 09/11/2024 Food and Beverage Undisputed 01/23/2026 1107750852 CMS
ABBVIE INC. $9.57 10/24/2024 Food and Beverage Undisputed 01/23/2026 1107750854 CMS
Amgen Inc. $7.58 01/17/2024 Food and Beverage Undisputed 01/23/2026 1117341516 CMS
Amgen Inc. $31.97 02/29/2024 Food and Beverage Undisputed 01/23/2026 1117341530 CMS
Amgen Inc. $26.86 03/25/2024 Food and Beverage Undisputed 01/23/2026 1117341518 CMS
Amgen Inc. $24.90 04/18/2024 Food and Beverage Undisputed 01/23/2026 1117643635 CMS
Amgen Inc. $7.03 09/04/2024 Food and Beverage Undisputed 01/23/2026 1117341520 CMS
Amgen Inc. $8.06 10/30/2024 Food and Beverage Undisputed 01/23/2026 1117341522 CMS
Amgen Inc. $19.22 11/06/2024 Food and Beverage Undisputed 01/23/2026 1117643639 CMS
Amgen Inc. $25.01 11/13/2024 Food and Beverage Undisputed 01/23/2026 1117643637 CMS
Amgen Inc. $18.25 12/04/2024 Food and Beverage Undisputed 01/23/2026 1117341526 CMS
Amgen Inc. $13.09 12/05/2024 Food and Beverage Undisputed 01/23/2026 1117341528 CMS
Amgen Inc. $22.69 12/12/2024 Food and Beverage Undisputed 01/23/2026 1117341524 CMS
AstraZeneca Pharmaceuticals LP $23.51 04/05/2024 Food and Beverage Undisputed 01/23/2026 1105227070 CMS
Biocon Biologics Inc $16.91 07/25/2024 Food and Beverage Undisputed 01/23/2026 1154784928 CMS
E.R. Squibb & Sons, L.L.C. $17.77 06/13/2024 Food and Beverage Undisputed 01/23/2026 1101498732 CMS
Janssen Biotech, Inc. $31.79 02/05/2024 Food and Beverage Undisputed 01/23/2026 1078611703 CMS
Janssen Biotech, Inc. $59.99 04/10/2024 Education Undisputed 01/23/2026 1078611715 CMS
Janssen Biotech, Inc. $27.32 07/08/2024 Food and Beverage Undisputed 01/23/2026 1078611698 CMS
Kiniksa Pharmaceuticals International, plc $26.42 04/25/2024 Food and Beverage Undisputed 01/23/2026 1154883119 CMS
Lilly USA, LLC $24.05 11/14/2024 Food and Beverage Undisputed 01/23/2026 1135779984 CMS
Novartis Pharmaceuticals Corporation $11.09 01/23/2024 Food and Beverage Undisputed 01/23/2026 1087166415 CMS
Novartis Pharmaceuticals Corporation $22.71 02/02/2024 Food and Beverage Undisputed 01/23/2026 1087166417 CMS
Novartis Pharmaceuticals Corporation $13.32 03/14/2024 Food and Beverage Undisputed 01/23/2026 1087166419 CMS
Novartis Pharmaceuticals Corporation $23.93 04/11/2024 Food and Beverage Undisputed 01/23/2026 1087166421 CMS
Novartis Pharmaceuticals Corporation $8.79 05/21/2024 Food and Beverage Undisputed 01/23/2026 1087166423 CMS
Novartis Pharmaceuticals Corporation $22.22 06/07/2024 Food and Beverage Undisputed 01/23/2026 1087166425 CMS
Novartis Pharmaceuticals Corporation $11.46 07/02/2024 Food and Beverage Undisputed 01/23/2026 1087166427 CMS
Novartis Pharmaceuticals Corporation $4.41 07/12/2024 Food and Beverage Undisputed 01/23/2026 1087166429 CMS
Novartis Pharmaceuticals Corporation $23.93 08/01/2024 Food and Beverage Undisputed 01/23/2026 1087166431 CMS
Novartis Pharmaceuticals Corporation $2.46 08/22/2024 Food and Beverage Undisputed 01/23/2026 1087166435 CMS
Novartis Pharmaceuticals Corporation $7.12 08/22/2024 Food and Beverage Undisputed 01/23/2026 1087166437 CMS
Novartis Pharmaceuticals Corporation $4.27 09/06/2024 Food and Beverage Undisputed 01/23/2026 1087166433 CMS
Novartis Pharmaceuticals Corporation $3.89 09/26/2024 Food and Beverage Undisputed 01/23/2026 1087166439 CMS
Novartis Pharmaceuticals Corporation $15.41 10/11/2024 Food and Beverage Undisputed 01/23/2026 1087166441 CMS
Novartis Pharmaceuticals Corporation $6.03 10/28/2024 Food and Beverage Undisputed 01/23/2026 1087166445 CMS
Novartis Pharmaceuticals Corporation $1.88 10/28/2024 Food and Beverage Undisputed 01/23/2026 1087166447 CMS
Novartis Pharmaceuticals Corporation $16.60 11/07/2024 Food and Beverage Undisputed 01/23/2026 1087166443 CMS
Novartis Pharmaceuticals Corporation $5.00 11/25/2024 Food and Beverage Undisputed 01/23/2026 1087166449 CMS
Novartis Pharmaceuticals Corporation $5.45 12/11/2024 Food and Beverage Undisputed 01/23/2026 1087166451 CMS
PFIZER INC. $18.31 10/03/2024 Food and Beverage Undisputed 01/23/2026 1130979428 CMS
UCB, Inc. $32.68 06/21/2024 Food and Beverage Undisputed 01/23/2026 1143425088 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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