Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · CMS publication 2026-06-30 View official record

Covered recipient · General Payments record

LEONARD JOHN LANDESBERG

Allopathic & Osteopathic Physicians Internal Medicine Pulmonary Disease

NPI
1295706315
CMS profile
58214
Location
LAKE SUCCESS, NY

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

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General Payments · PY2019 · Entire year

$3,283.08

167 records · 0 disputed

Summary and payment records

  • CMS publication 2026-06-30
Read the payment records

“Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.”

— Centers for Medicare & Medicaid Services, Open Payments

A reported payment reflects a financial relationship a company disclosed. It does not indicate wrongdoing or a conflict of interest, and it says nothing about the quality of a provider's care.

These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

How these totals are calculated
  • This total is the sum of the individual General Payments record amounts CMS published for the labeled program year(s); each record amount is used unmodified. The total itself is computed by this site. 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.
  • Methodology & Data — sourcing, labeling, and limitations.

Provider summaries generated . CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state. View the official CMS record ↗

By nature of payment

PY2019 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $3,283.08 167

By paying entity

PY2019 · entire year · sorted by reported total

Page 2 of 4; records 51–100 of 167 matching records. This page contains 50 records (maximum 50), not the full filtered export. Use the CSV download for all matching records.

IndustryPayments · General Payments

LEONARD JOHN LANDESBERG

NPI 1295706315 · CMS profile ID 58214

Allopathic & Osteopathic Physicians / Internal Medicine / Pulmonary Disease

LAKE SUCCESS, NY

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

General Payments, PY2019; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types

Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00

Page 2 of 4; records 51–100 of 167 matching records. This page contains 50 records (maximum 50), not the full filtered export.

Filtered page: https://industrypayments.org/provider/npi-1295706315?year=2019&recipient=provider&page=2#records-h

CMS source: https://openpaymentsdata.cms.gov/dataset/4e54dd6c-30f8-4f86-86a7-3c109a89528e

Cite these filtered records

The citation includes this program year, filters, data edition, and page of results.

Plain
LEONARD JOHN LANDESBERG, NPI 1295706315, CMS profile ID 58214. General Payments, PY2019; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 2 of 4; records 51–100 of 167 matching records. This page contains 50 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/provider/npi-1295706315?year=2019&recipient=provider&page=2#records-h. Source: https://openpaymentsdata.cms.gov/dataset/4e54dd6c-30f8-4f86-86a7-3c109a89528e.
APA 7
IndustryPayments. (2026). LEONARD JOHN LANDESBERG, NPI 1295706315, CMS profile ID 58214. General Payments, PY2019; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 2 of 4; records 51–100 of 167 matching records. This page contains 50 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/provider/npi-1295706315?year=2019&recipient=provider&page=2#records-h. Source: https://openpaymentsdata.cms.gov/dataset/4e54dd6c-30f8-4f86-86a7-3c109a89528e.
Bluebook
LEONARD JOHN LANDESBERG, NPI 1295706315, CMS profile ID 58214, IndustryPayments, General Payments, PY2019; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types (Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00). Page 2 of 4; records 51–100 of 167 matching records. This page contains 50 records (maximum 50), not the full filtered export. Source: https://openpaymentsdata.cms.gov/dataset/4e54dd6c-30f8-4f86-86a7-3c109a89528e. https://industrypayments.org/provider/npi-1295706315?year=2019&recipient=provider&page=2#records-h.

Centers for Medicare & Medicaid Services, Open Payments

Citation formats are provided for reference; check the requirements of your publication.

Payment records · PY2019

Ordering applied by this site (date, newest first, then paying entity) · record values are shown as CMS published them

General Payments · PY2019 · Physicians and non-physician practitioners · CMS publication 2026-06-30

167 matching records · $3,283.08 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 167 matching records (CSV)

CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.

Showing records 51–100 of 167.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Sunovion Pharmaceuticals Inc. $21.1708/20/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 688130975 CMS
GENZYME CORPORATION $23.8708/19/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 694125811 CMS
GlaxoSmithKline, LLC. $21.7308/16/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 671547813 CMS
AstraZeneca Pharmaceuticals LP $16.2508/07/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 685290807 CMS
Mylan Specialty L.P. $21.8808/06/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 694809881 CMS
ADVANCED RESPIRATORY, INC $24.4108/02/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 706295169 CMS
Genentech USA, Inc. $12.0608/02/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 681352543 CMS
GlaxoSmithKline, LLC. $14.4107/30/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 671543809 CMS
Merck Sharp & Dohme Corporation $14.4407/29/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 695678595 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $24.8407/26/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 700137131 CMS
GlaxoSmithKline, LLC. $20.7607/25/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 671092289 CMS
Philips Electronics North America Corporation $17.4507/24/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 684055053 CMS
Sunovion Pharmaceuticals Inc. $3.8107/19/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 688130973 CMS
Shire North American Group Inc $17.2007/18/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 637861333 CMS
Genentech USA, Inc. $21.2607/17/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 681382221 CMS
Mylan Specialty L.P. $20.1907/16/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 694803543 CMS
GlaxoSmithKline, LLC. $15.3007/15/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 671184129 CMS
Circassia Pharmaceuticals Inc $11.6207/11/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 660216393 CMS
Sunovion Pharmaceuticals Inc. $22.4107/10/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 688130971 CMS
Novartis Pharmaceuticals Corporation $21.8707/09/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 659646137 CMS
PFIZER INC. $14.9807/08/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 672387303 CMS
GENZYME CORPORATION $23.5907/07/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 694122847 CMS
ADVANCED RESPIRATORY, INC $20.7707/02/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 706295159 CMS
Actelion Pharmaceuticals US, Inc. $30.2806/27/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 659754215 CMS
Genentech USA, Inc. $20.6906/27/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 681146453 CMS
GlaxoSmithKline, LLC. $20.4406/20/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 670768299 CMS
GlaxoSmithKline, LLC. $13.9306/19/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 670374131 CMS
Philips Electronics North America Corporation $24.1206/17/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 684055039 CMS
Genentech USA, Inc. $17.5606/14/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 681161197 CMS
GlaxoSmithKline, LLC. $14.5606/13/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 670378585 CMS
Grifols USA, LLC $16.5206/12/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 692588381 CMS
GlaxoSmithKline, LLC. $20.6306/07/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 670741403 CMS
PFIZER INC. $13.0806/05/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 672256459 CMS
Sunovion Pharmaceuticals Inc. $21.1706/03/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 688130969 CMS
Merck Sharp & Dohme Corporation $13.5605/31/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 695531729 CMS
ADVANCED RESPIRATORY, INC $23.4905/30/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 706295165 CMS
GlaxoSmithKline, LLC. $15.6205/29/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 671474285 CMS
Philips Electronics North America Corporation $21.0205/28/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 684055023 CMS
GlaxoSmithKline, LLC. $20.4405/23/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 670372927 CMS
Mylan Specialty L.P. $20.1905/21/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 694785963 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $21.8605/20/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 700137133 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $18.8305/14/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 700137135 CMS
GlaxoSmithKline, LLC. $16.7005/13/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 670946377 CMS
GlaxoSmithKline, LLC. $20.6305/10/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 671441135 CMS
Novartis Pharmaceuticals Corporation $21.7305/10/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 659646129 CMS
GENZYME CORPORATION $20.5705/08/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 694028803 CMS
AstraZeneca Pharmaceuticals LP $14.5205/07/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 685900183 CMS
Mylan Specialty L.P. $19.9105/02/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 694810707 CMS
PFIZER INC. $13.5205/01/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 672120177 CMS
GlaxoSmithKline, LLC. $11.9004/30/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 671543905 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $3,283.08 167
PY2020 $1,070.37 61
PY2021 $1,504.11 59
PY2022 $209.52 5
PY2023 $792.14 7
PY2024 $204.93 6
PY2025 $684.97 8

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files and profile matching
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.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.