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 A DAVIS-LORTON

Allopathic & Osteopathic Physicians Allergy & Immunology

NPI
1396727665
CMS profile
1114745
Location
TARRYTOWN, NY

General Payments · PY2018–2024

$242,920.89

  • Reported across 744 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$57,363.46

104 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

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $59,970.37 140
PY2019 $21,236.00 104
PY2020 $17,192.22 93
PY2021 $18,264.90 62
PY2022 $45,678.28 127
PY2023 $23,215.66 114
PY2024 $57,363.46 104

Payment records · PY2024 (104)

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
AstraZeneca Pharmaceuticals LP $33.54 01/09/2024 Food and Beverage Undisputed 01/23/2026 1105700190 CMS
AstraZeneca Pharmaceuticals LP $26.83 02/23/2024 Food and Beverage Undisputed 01/23/2026 1105345043 CMS
AstraZeneca Pharmaceuticals LP $108.42 02/24/2024 Food and Beverage Undisputed 01/23/2026 1105589216 CMS
AstraZeneca Pharmaceuticals LP $124.84 02/28/2024 Food and Beverage Undisputed 01/23/2026 1105899114 CMS
AstraZeneca Pharmaceuticals LP $250.00 03/28/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1104404925 CMS
AstraZeneca Pharmaceuticals LP $14.03 04/24/2024 Food and Beverage Undisputed 01/23/2026 1105232723 CMS
AstraZeneca Pharmaceuticals LP $2,150.00 05/28/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1104495006 CMS
AstraZeneca Pharmaceuticals LP $98.00 06/01/2024 Food and Beverage Undisputed 01/23/2026 1104484912 CMS
AstraZeneca Pharmaceuticals LP $125.00 06/04/2024 Food and Beverage Undisputed 01/23/2026 1104627166 CMS
AstraZeneca Pharmaceuticals LP $123.55 06/04/2024 Travel and Lodging Undisputed 01/23/2026 1105293449 CMS
AstraZeneca Pharmaceuticals LP $4,300.00 06/07/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1104459786 CMS
AstraZeneca Pharmaceuticals LP $100.07 06/11/2024 Food and Beverage Undisputed 01/23/2026 1104377963 CMS
AstraZeneca Pharmaceuticals LP $33.50 06/11/2024 Travel and Lodging Undisputed 01/23/2026 1104531524 CMS
AstraZeneca Pharmaceuticals LP $4,300.00 06/12/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1104236135 CMS
AstraZeneca Pharmaceuticals LP $127.63 06/13/2024 Food and Beverage Undisputed 01/23/2026 1105466699 CMS
AstraZeneca Pharmaceuticals LP $2,150.00 06/17/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1105900746 CMS
AstraZeneca Pharmaceuticals LP $3,200.00 06/21/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1104521642 CMS
AstraZeneca Pharmaceuticals LP $125.00 06/27/2024 Food and Beverage Undisputed 01/23/2026 1105338486 CMS
AstraZeneca Pharmaceuticals LP $3,200.00 07/08/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1104270311 CMS
AstraZeneca Pharmaceuticals LP $19.77 07/30/2024 Food and Beverage Undisputed 01/23/2026 1104780554 CMS
AstraZeneca Pharmaceuticals LP $125.00 09/24/2024 Food and Beverage Undisputed 01/23/2026 1105592134 CMS
AstraZeneca Pharmaceuticals LP $2,150.00 10/03/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1105335111 CMS
AstraZeneca Pharmaceuticals LP $125.00 10/17/2024 Food and Beverage Undisputed 01/23/2026 1104720905 CMS
AstraZeneca Pharmaceuticals LP $38.01 10/27/2024 Food and Beverage Undisputed 01/23/2026 1105572561 CMS
AstraZeneca Pharmaceuticals LP $121.91 11/21/2024 Food and Beverage Undisputed 01/23/2026 1104417093 CMS
AstraZeneca Pharmaceuticals LP $2,150.00 11/26/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1104315156 CMS
BioCryst Pharmaceuticals, Inc. $550.00 02/01/2024 Consulting Fee Undisputed 01/23/2026 1117473274 CMS
BioCryst Pharmaceuticals, Inc. $1,100.00 02/01/2024 Consulting Fee Undisputed 01/23/2026 1117474470 CMS
BioCryst Pharmaceuticals, Inc. $2,364.00 08/16/2024 Consulting Fee Undisputed 01/23/2026 1117472888 CMS
BioCryst Pharmaceuticals, Inc. $591.00 09/13/2024 Consulting Fee Undisputed 01/23/2026 1117470402 CMS
BioCryst US Sales Co., LLC $12.39 01/05/2024 Food and Beverage Undisputed 01/23/2026 1117473776 CMS
BioCryst US Sales Co., LLC $12.39 01/05/2024 Food and Beverage Undisputed 01/23/2026 1117474188 CMS
BioCryst US Sales Co., LLC $78.98 02/25/2024 Food and Beverage Undisputed 01/23/2026 1117476908 CMS
BioCryst US Sales Co., LLC $12.45 02/27/2024 Food and Beverage Undisputed 01/23/2026 1117481168 CMS
BioCryst US Sales Co., LLC $4.59 02/28/2024 Food and Beverage Undisputed 01/23/2026 1117476654 CMS
BioCryst US Sales Co., LLC $24.25 02/29/2024 Food and Beverage Undisputed 01/23/2026 1117471690 CMS
BioCryst US Sales Co., LLC $17.35 03/28/2024 Food and Beverage Undisputed 01/23/2026 1117479356 CMS
BioCryst US Sales Co., LLC $690.00 06/17/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1117472890 CMS
BioCryst US Sales Co., LLC $1.99 08/06/2024 Food and Beverage Undisputed 01/23/2026 1117470542 CMS
BioCryst US Sales Co., LLC $20.34 08/08/2024 Food and Beverage Undisputed 01/23/2026 1117470404 CMS
BioCryst US Sales Co., LLC $12.20 10/04/2024 Food and Beverage Undisputed 01/23/2026 1117477336 CMS
BioCryst US Sales Co., LLC $21.89 12/03/2024 Food and Beverage Undisputed 01/23/2026 1117474472 CMS
BioCryst US Sales Co., LLC $10.17 12/18/2024 Food and Beverage Undisputed 01/23/2026 1117474190 CMS
BioCryst US Sales Co., LLC $1,100.00 12/20/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1117478178 CMS
CSL Behring $25.80 01/10/2024 Food and Beverage Undisputed 01/23/2026 1134644119 CMS
CSL Behring $10.14 03/06/2024 Food and Beverage Undisputed 01/23/2026 1134644129 CMS
CSL Behring $6.24 03/11/2024 Food and Beverage Undisputed 01/23/2026 1134644131 CMS
CSL Behring $1,337.50 03/14/2024 Consulting Fee Undisputed 01/23/2026 1134644273 CMS
CSL Behring $6.03 04/15/2024 Food and Beverage Undisputed 01/23/2026 1134644137 CMS
CSL Behring $27.96 05/16/2024 Food and Beverage Undisputed 01/23/2026 1134644147 CMS
CSL Behring $8.62 05/22/2024 Food and Beverage Undisputed 01/23/2026 1134644149 CMS
CSL Behring $1,016.25 06/25/2024 Consulting Fee Undisputed 01/23/2026 1134644275 CMS
CSL Behring $28.04 06/27/2024 Food and Beverage Undisputed 01/23/2026 1134644237 CMS
CSL Behring $35.21 08/07/2024 Food and Beverage Undisputed 01/23/2026 1134644245 CMS
CSL Behring $15.94 09/02/2024 Food and Beverage Undisputed 01/23/2026 1134644257 CMS
CSL Behring $33.77 09/17/2024 Food and Beverage Undisputed 01/23/2026 1134644263 CMS
CSL Behring $677.50 11/07/2024 Consulting Fee Undisputed 01/23/2026 1134644279 CMS
CSL Behring $32.86 11/19/2024 Food and Beverage Undisputed 01/23/2026 1134644283 CMS
CSL Behring $34.35 11/25/2024 Food and Beverage Undisputed 01/23/2026 1134644285 CMS
Genentech USA, Inc. $24.50 01/16/2024 Food and Beverage Undisputed 01/23/2026 1133062111 CMS
GENZYME CORPORATION $22.99 02/23/2024 Food and Beverage Undisputed 01/23/2026 1139642604 CMS
GENZYME CORPORATION $149.99 02/29/2024 Food and Beverage Undisputed 01/23/2026 1139642652 CMS
GENZYME CORPORATION $4.35 06/18/2024 Food and Beverage Undisputed 01/23/2026 1139642650 CMS
GENZYME CORPORATION $6.25 06/27/2024 Food and Beverage Undisputed 01/23/2026 1139642640 CMS
GENZYME CORPORATION $9.00 08/26/2024 Food and Beverage Undisputed 01/23/2026 1139642660 CMS
GlaxoSmithKline, LLC. $20.50 04/15/2024 Food and Beverage Undisputed 01/23/2026 1116728824 CMS
Hikma Pharmaceuticals USA $19.03 02/12/2024 Food and Beverage Undisputed 01/23/2026 1127502881 CMS
Medtronic, Inc. $20.27 07/10/2024 Food and Beverage Undisputed 01/23/2026 1119300869 CMS
Medtronic, Inc. $24.70 07/19/2024 Food and Beverage Undisputed 01/23/2026 1119300871 CMS
Neurent Medical Limited $31.47 09/23/2024 Food and Beverage Undisputed 01/23/2026 1098841539 CMS
Novartis Pharmaceuticals Corporation $18.76 02/07/2024 Food and Beverage Undisputed 01/23/2026 1086879327 CMS
Optinose US, Inc. $23.86 02/27/2024 Food and Beverage Undisputed 01/23/2026 1142193832 CMS
Optinose US, Inc. $14.36 03/21/2024 Food and Beverage Undisputed 01/23/2026 1142193834 CMS
Optinose US, Inc. $24.07 03/25/2024 Food and Beverage Undisputed 01/23/2026 1142193842 CMS
Optinose US, Inc. $23.73 04/22/2024 Food and Beverage Undisputed 01/23/2026 1142193884 CMS
Optinose US, Inc. $17.17 05/30/2024 Food and Beverage Undisputed 01/23/2026 1142193856 CMS
Optinose US, Inc. $19.74 06/06/2024 Food and Beverage Undisputed 01/23/2026 1142193852 CMS
Optinose US, Inc. $23.64 07/22/2024 Food and Beverage Undisputed 01/23/2026 1142193934 CMS
Optinose US, Inc. $28.28 08/08/2024 Food and Beverage Undisputed 01/23/2026 1142193946 CMS
Pharming Healthcare, Inc. $4,200.00 01/30/2024 Consulting Fee Undisputed 01/23/2026 1132146037 CMS
Pharming Healthcare, Inc. $111.46 01/30/2024 Travel and Lodging Undisputed 01/23/2026 1132146045 CMS
Pharming Healthcare, Inc. $69.67 01/30/2024 Travel and Lodging Undisputed 01/23/2026 1132146052 CMS
Pharming Healthcare, Inc. $125.00 01/30/2024 Food and Beverage Undisputed 01/23/2026 1132146061 CMS
Pharming Healthcare, Inc. $4,200.00 02/06/2024 Consulting Fee Undisputed 01/23/2026 1132146072 CMS
Pharming Healthcare, Inc. $121.80 02/06/2024 Food and Beverage Undisputed 01/23/2026 1132146078 CMS
Pharming Healthcare, Inc. $28.04 03/19/2024 Food and Beverage Undisputed 01/23/2026 1132146086 CMS
Pharming Healthcare, Inc. $96.47 05/21/2024 Food and Beverage Undisputed 01/23/2026 1132146095 CMS
Pharming Healthcare, Inc. $4,200.00 05/21/2024 Consulting Fee Undisputed 01/23/2026 1132146103 CMS
Pharming Healthcare, Inc. $50.00 09/14/2024 Food and Beverage Undisputed 01/23/2026 1132146109 CMS
Pharming Healthcare, Inc. $40.00 09/14/2024 Food and Beverage Undisputed 01/23/2026 1132146115 CMS
Pharming Healthcare, Inc. $50.00 09/14/2024 Food and Beverage Undisputed 01/23/2026 1132146121 CMS
Pharming Healthcare, Inc. $1,246.33 09/14/2024 Travel and Lodging Undisputed 01/23/2026 1132146127 CMS
Pharming Healthcare, Inc. $644.18 09/14/2024 Travel and Lodging Undisputed 01/23/2026 1132146134 CMS
Pharming Healthcare, Inc. $125.00 09/14/2024 Food and Beverage Undisputed 01/23/2026 1132146138 CMS
Pharming Healthcare, Inc. $4,200.00 09/14/2024 Consulting Fee Undisputed 01/23/2026 1132146144 CMS
Pharming Healthcare, Inc. $22.04 09/17/2024 Food and Beverage Undisputed 01/23/2026 1132146150 CMS
Pharming Healthcare, Inc. $58.66 10/05/2024 Food and Beverage Undisputed 01/23/2026 1132146158 CMS
Pharming Healthcare, Inc. $1,800.00 10/11/2024 Consulting Fee Undisputed 01/23/2026 1132146164 CMS
SANOFI-AVENTIS U.S. LLC $89.99 06/27/2024 Education Undisputed 01/23/2026 1139642628 CMS
Smith+Nephew, Inc. $16.29 05/23/2024 Food and Beverage Undisputed 01/23/2026 1149579743 CMS
Stryker Corporation $26.63 06/24/2024 Food and Beverage Undisputed 01/23/2026 1119810991 CMS
Takeda Pharmaceuticals U.S.A., Inc. $21.90 01/10/2024 Food and Beverage Undisputed 01/23/2026 1137525683 CMS
Takeda Pharmaceuticals U.S.A., Inc. $33.00 02/24/2024 Food and Beverage Undisputed 01/23/2026 1137525687 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.04 07/23/2024 Food and Beverage Undisputed 01/23/2026 1137525691 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

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

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