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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Organizations Health Care Medical Services of Nassau PC

Medical Services of Nassau PC

Fiscal year ending 2024. Filed on November 12, 2025.

972 Brush Hollow Rd 5th Fl
Westbury, New York 11590

Medical Services of Nassau PC (EIN: 92-3137107) has filed an IRS Form 990 since fiscal year 2022. In its fiscal year 2024 IRS Form 990 filing, Medical Services of Nassau PC, a 501(c)(3) charitable organization, reported compensation for 10 out of 45 total employees. Among the employees shown here, the average compensation is $1,450,159. The highest compensated employee at Medical Services of Nassau PC is Michael Dowling with fiscal year 2024 compensation of $5,943,362.

Revenue, expenses, and employee compensation

Revenue

$1,616,548

Expenses

$4,237,044

Employee compensation

$3,165,411
Revenue, expenses, and employee compensation over time

Reported Compensated Employees

Michael Dowling
Chief Executive Officer
$5,943,362
$0 $5,867,706 $75,656
Michele Cusack
Chief Financial Officer
$1,990,193
$0 $1,904,871 $85,322
Deborah Schiff
Executive Vice President
$1,854,668
$0 $1,784,891 $69,777
Laurence Kraemer
Executive Vice President, General Counsel and Assistant Secretary
$1,677,461
$0 $1,607,684 $69,777
Jill Kalman
Pres, Sec and Treasurer
$1,653,770
$0 $1,583,993 $69,777
Inessa Khaykis, M.D.
Gastroenterologist
$461,999
$395,952 No related comp$66,047
Jonathan Cohen, M.D.
Gastroenterologist
$282,680
$260,061 No related comp$22,619
Scott Weber, M.D.
Gastroenterologist
$219,652
$174,203 No related comp$45,449
Alex Sherman, M.D.
Gastroenterologist
$208,988
$190,541 No related comp$18,447
James Salik, M.D.
Gastroenterologist
$208,815
$190,377 No related comp$18,438

Benchmark Employee Compensation

Contractors

Mckesson Specialty Health Technolog
Management
$179,158

Mission Statement

MEDICAL SERVICES OF NASSAU, PC IS PART OF NORTHWELL HEALTH, INC. ("NORTHWELL"), WHICH STRIVES TO IMPROVE THE HEALTH OF THE COMMUNITIES IT SERVES AND IS COMMITTED TO PROVIDING THE HIGHEST QUALITY CLINICAL CARE; EDUCATING THE CURRENT AND FUTURE GENERATIONS OF HEALTHCARE PROFESSIONALS; SEARCHING FOR NEW ADVANCES IN MEDICINE THROUGH THE CONDUCT OF BIOMEDICAL RESEARCH; PROMOTING HEALTH EDUCATION; AND CARING FOR THE ENTIRE COMMUNITY REGARDLESS OF THE ABILITY TO PAY.

Revisions to this organization profile

November 12, 2025:
2024 Medical Services of Nassau PC 990 filed
November 11, 2024:
2023 Medical Services of Nassau PC 990 filed
November 10, 2023:
2022 Medical Services of Nassau PC 990 filed

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