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

LEONARD KRISTAL

Allopathic & Osteopathic Physicians Dermatology Pediatric Dermatology

NPI
1871533810
CMS profile
356735
Location
EAST SETAUKET, NY

General Payments · PY2019–2024

$37,419.35

  • Reported across 50 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$9,227.88

14 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

Paying entityAmountRecords
GENZYME CORPORATION $8,773.55 7
Regeneron Healthcare Solutions, Inc. $454.33 7

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $2,877.23 11
PY2020 $8,764.00 4
PY2021 $79.99 1
PY2023 $16,470.25 20
PY2024 $9,227.88 14

Payment records · PY2024 (14)

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

Program year 2024 2019202020212023 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
GENZYME CORPORATION $83.77 04/04/2024 Food and Beverage Undisputed 01/23/2026 1139844069 CMS
GENZYME CORPORATION $4,342.00 04/04/2024 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 1139844071 CMS
GENZYME CORPORATION $53.60 04/04/2024 Travel and Lodging Undisputed 01/23/2026 1139844073 CMS
GENZYME CORPORATION $3,170.00 05/03/2024 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 1139844135 CMS
GENZYME CORPORATION $396.46 05/03/2024 Travel and Lodging Undisputed 01/23/2026 1139844137 CMS
GENZYME CORPORATION $536.20 05/03/2024 Travel and Lodging Undisputed 01/23/2026 1139844139 CMS
GENZYME CORPORATION $191.52 05/03/2024 Travel and Lodging Undisputed 01/23/2026 1139844141 CMS
Regeneron Healthcare Solutions, Inc. $32.17 05/15/2024 Food and Beverage Undisputed 01/23/2026 1114092646 CMS
Regeneron Healthcare Solutions, Inc. $19.74 05/15/2024 Food and Beverage Undisputed 01/23/2026 1114092648 CMS
Regeneron Healthcare Solutions, Inc. $49.75 05/15/2024 Food and Beverage Undisputed 01/23/2026 1114092650 CMS
Regeneron Healthcare Solutions, Inc. $55.68 05/15/2024 Food and Beverage Undisputed 01/23/2026 1114092652 CMS
Regeneron Healthcare Solutions, Inc. $65.99 05/15/2024 Food and Beverage Undisputed 01/23/2026 1114092654 CMS
Regeneron Healthcare Solutions, Inc. $81.00 05/15/2024 Food and Beverage Undisputed 01/23/2026 1114092656 CMS
Regeneron Healthcare Solutions, Inc. $150.00 05/15/2024 Food and Beverage Undisputed 01/23/2026 1114092658 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
2019, 2020, 2021, 2023, 2024
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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