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

MARGARET T WITTENBRAKER

Physician Assistants & Advanced Practice Nursing Providers Nurse Practitioner Acute Care

NPI
1124041694
CMS profile
10953128
Location
RICHMOND, VA

General Payments · PY2021–2024

$2,453.88

  • Reported across 42 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$889.35

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

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $889.35 10

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Edwards Lifesciences Corporation $339.93 5
Abbott Laboratories $302.28 3
Medtronic, Inc. $247.14 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $476.13 13
PY2022 $655.70 11
PY2023 $432.70 8
PY2024 $889.35 10

Payment records · PY2024 (10)

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
Abbott Laboratories $129.28 04/19/2024 Food and Beverage Undisputed 01/23/2026 1124854869 CMS
Abbott Laboratories $163.77 06/06/2024 Food and Beverage Undisputed 01/23/2026 1124854871 CMS
Abbott Laboratories $9.23 06/12/2024 Food and Beverage Undisputed 01/23/2026 1124854873 CMS
Edwards Lifesciences Corporation $24.38 01/06/2024 Food and Beverage Undisputed 01/23/2026 1138861321 CMS
Edwards Lifesciences Corporation $39.61 01/17/2024 Food and Beverage Undisputed 01/23/2026 1138861323 CMS
Edwards Lifesciences Corporation $106.84 07/31/2024 Food and Beverage Undisputed 01/23/2026 1138861379 CMS
Edwards Lifesciences Corporation $36.14 08/28/2024 Food and Beverage Undisputed 01/23/2026 1138861389 CMS
Edwards Lifesciences Corporation $132.96 09/11/2024 Food and Beverage Undisputed 01/23/2026 1138861399 CMS
Medtronic, Inc. $161.00 05/02/2024 Food and Beverage Undisputed 01/23/2026 1116907109 CMS
Medtronic, Inc. $86.14 11/13/2024 Food and Beverage Undisputed 01/23/2026 1116907111 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

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

Corrections to the substance of a record route to CMS through its review-and-dispute process; errors in how this site mirrors or displays a record route to us. Both paths are described in Methodology & Data.