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

MARK VAYNKHADLER

Allopathic & Osteopathic Physicians Obstetrics & Gynecology

NPI
1548452352
CMS profile
343055
Location
BROOKLYN, NY

General Payments · PY2018–2024

$4,325.73

  • Reported across 196 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$893.10

36 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 $893.10 36

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Astellas Pharma US Inc $267.56 10
Sumitomo Pharma America, Inc. $235.50 9
SHIELD THERAPEUTICS INC $138.81 4
PFIZER INC. $126.62 5
MAYNE PHARMA COMMERCIAL LLC $44.41 3
Hologic Sales and Service, LLC $40.04 2
Biogen, Inc. $27.54 1
Organon LLC $12.62 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $370.77 22
PY2019 $628.49 35
PY2020 $347.73 20
PY2021 $352.98 20
PY2022 $717.59 33
PY2023 $1,015.07 30
PY2024 $893.10 36

Payment records · PY2024 (36)

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

Program year 2024 201820192020202120222023 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
Astellas Pharma US Inc $15.26 02/01/2024 Food and Beverage Undisputed 01/23/2026 1139314070 CMS
Astellas Pharma US Inc $29.38 02/28/2024 Food and Beverage Undisputed 01/23/2026 1139272514 CMS
Astellas Pharma US Inc $28.62 04/02/2024 Food and Beverage Undisputed 01/23/2026 1139305360 CMS
Astellas Pharma US Inc $28.46 05/22/2024 Food and Beverage Undisputed 01/23/2026 1139351677 CMS
Astellas Pharma US Inc $28.62 07/09/2024 Food and Beverage Undisputed 01/23/2026 1139275424 CMS
Astellas Pharma US Inc $31.80 08/06/2024 Food and Beverage Undisputed 01/23/2026 1139394727 CMS
Astellas Pharma US Inc $19.93 08/29/2024 Food and Beverage Undisputed 01/23/2026 1139390934 CMS
Astellas Pharma US Inc $29.38 09/03/2024 Food and Beverage Undisputed 01/23/2026 1139395955 CMS
Astellas Pharma US Inc $31.63 10/01/2024 Food and Beverage Undisputed 01/23/2026 1139403267 CMS
Astellas Pharma US Inc $24.48 12/10/2024 Food and Beverage Undisputed 01/23/2026 1139440070 CMS
Biogen, Inc. $27.54 06/25/2024 Food and Beverage Undisputed 01/23/2026 1104847954 CMS
Hologic Sales and Service, LLC $21.38 05/29/2024 Food and Beverage Undisputed 01/23/2026 1084876960 CMS
Hologic Sales and Service, LLC $18.66 07/31/2024 Food and Beverage Undisputed 01/23/2026 1084876992 CMS
MAYNE PHARMA COMMERCIAL LLC $2.88 01/16/2024 Food and Beverage Undisputed 01/23/2026 1154687049 CMS
MAYNE PHARMA COMMERCIAL LLC $22.64 01/31/2024 Food and Beverage Undisputed 01/23/2026 1154687051 CMS
MAYNE PHARMA COMMERCIAL LLC $18.89 03/08/2024 Food and Beverage Undisputed 01/23/2026 1154687053 CMS
Organon Llc $0.45 02/29/2024 Food and Beverage Undisputed 01/23/2026 1136307735 CMS
Organon Llc $12.17 02/29/2024 Food and Beverage Undisputed 01/23/2026 1136307737 CMS
PFIZER INC. $27.14 01/17/2024 Food and Beverage Undisputed 01/23/2026 1131718980 CMS
PFIZER INC. $28.23 04/10/2024 Food and Beverage Undisputed 01/23/2026 1131716164 CMS
PFIZER INC. $20.12 05/16/2024 Food and Beverage Undisputed 01/23/2026 1131721264 CMS
PFIZER INC. $27.73 11/26/2024 Food and Beverage Undisputed 01/23/2026 1131625870 CMS
PFIZER INC. $23.40 12/05/2024 Food and Beverage Undisputed 01/23/2026 1131625874 CMS
SHIELD THERAPEUTICS INC $76.75 07/19/2024 Food and Beverage Undisputed 01/23/2026 1150138747 CMS
SHIELD THERAPEUTICS INC $19.20 08/08/2024 Food and Beverage Undisputed 01/23/2026 1150141446 CMS
SHIELD THERAPEUTICS INC $20.94 12/03/2024 Food and Beverage Undisputed 01/23/2026 1150156245 CMS
SHIELD THERAPEUTICS INC $21.92 12/12/2024 Food and Beverage Undisputed 01/23/2026 1150157620 CMS
Sumitomo Pharma America, Inc. $27.44 01/16/2024 Food and Beverage Undisputed 01/23/2026 1148931392 CMS
Sumitomo Pharma America, Inc. $26.30 02/21/2024 Food and Beverage Undisputed 01/23/2026 1148931394 CMS
Sumitomo Pharma America, Inc. $27.73 04/16/2024 Food and Beverage Undisputed 01/23/2026 1148931396 CMS
Sumitomo Pharma America, Inc. $26.17 05/14/2024 Food and Beverage Undisputed 01/23/2026 1148931398 CMS
Sumitomo Pharma America, Inc. $27.73 07/09/2024 Food and Beverage Undisputed 01/23/2026 1148931400 CMS
Sumitomo Pharma America, Inc. $24.50 08/06/2024 Food and Beverage Undisputed 01/23/2026 1148931402 CMS
Sumitomo Pharma America, Inc. $25.21 09/23/2024 Food and Beverage Undisputed 01/23/2026 1148931404 CMS
Sumitomo Pharma America, Inc. $25.21 11/19/2024 Food and Beverage Undisputed 01/23/2026 1148931406 CMS
Sumitomo Pharma America, Inc. $25.21 12/17/2024 Food and Beverage Undisputed 01/23/2026 1148931408 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
2018, 2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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