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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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Employees Medical Services of Nassau PC Inessa Khaykis, M.D.

Inessa Khaykis, M.D.

Highest compensated employee

Gastroenterologist at Medical Services of Nassau PC

Fiscal year ended December 31, 2024. Published on January 25, 2026.

$461,999

2024

Total compensation

Inessa Khaykis, M.D. has been listed as an employee of Medical Services of Nassau PC in Form 990 filings since fiscal year 2024.

Annual compensation details

$461,999

Gastroenterologist

2024

$396k

50 hrs/wk

$67k

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Total compensation by year

Compare the compensation of Inessa Khaykis, M.D. to:

Revisions to this profile

January 25, 2026:

2024 Medical Services of Nassau PC 990 published

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2024

Other employees at Medical Services of Nassau PC

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

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