Other · DOL Form 5500 · 2023

The Mount Sinai Medical Center Retirement Plan

Data updated 2026-08-25

$8.5B
Total assets Very large vs avg
30,241
Participants Very large workforce
100th
Percentile by assets National rank
$281,029
Avg per participant High balance/head
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Official DOL plan name: The Mount Sinai Medical Center 403(b) Retirement Plan · Sponsored by The Mount Sinai Medical Center · New York · Healthcare & Social Assistance

$8.5B in assets, 30,241 participants

The Mount Sinai Medical Center's The Mount Sinai Medical Center 403(b) Retirement Plan reported $8.5B in total assets and 30,241 participants in its 2023 DOL Form 5500 filing, ranking in the 100th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #17,671 in Healthcare & Social Assistance (17,684 peers)

Coverage in New York

The Mount Sinai Medical Center 403(b) Retirement Plan covers 30,241 participants in New York, 38x the typical New York plan (state average ~798 per filing). Assets: $8.5B.

#17,671
in Healthcare & Social Assistance (17,684 peers)
+16.2%
assets growth YoY
85×
vs typical plan assets (national mean)

The Mount Sinai Medical Center 403(b) Retirement Plan's outsized position by total assets

The Mount Sinai Medical Center 403(b) Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$8,498,597,037 Highest reported value at or above every one of 127,068 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

The Mount Sinai Medical Center 403(b) Retirement Plan's mega-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. The Mount Sinai Medical Center 403(b) Retirement Plan is a mega filing (30,241 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • The Mount Sinai Medical Center 403(b) Retirement Plan reported net income rose from -$940M in the plan year 2022 filing to $1.2B in the plan year 2023 filing.
  • The Mount Sinai Medical Center 403(b) Retirement Plan end-of-year assets rose from $7.3B in the plan year 2022 filing to $8.5B in the plan year 2023 filing.
  • The Mount Sinai Medical Center 403(b) Retirement Plan reported participants rose from 30,163 in the plan year 2022 filing to 30,241 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 131624096 · The Mount Sinai Medical Center PY 2023 · Other

The Mount Sinai Medical Center 403(b) Retirement Plan · $8.5B · 30,241 · 100th

  • RANK $8.5B
  • PHOTO 30,241
  • IND 100th
  • EOY Other
  • 5500 near The Duke University Faculty and Staff Retirement Plan
  • ASSETS ind #17671

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Healthcare & Social Assistance retirement plans → · Plans in New York →

The Mount Sinai Medical Center 403(b) Retirement Plan in the asset neighbourhood

The Duke University Faculty and Staff Retirement PlanThe Duke University Faculty …$9.0BThe Mount Sinai Medical Center 403(b) Retirement PlanThe Mount Sinai Medical Cent…$8.5BJohns Hopkins University 403(b) PlanJohns Hopkins University 403…$7.8BCleveland Clinic Savings and Investment PlanCleveland Clinic Savings and…$7.5BYale University Retirement Account PlanYale University Retirement A…$7.4B
End-of-year total assets ($B) among The Mount Sinai Medical Center 403(b) Retirement Plan and nearest nationwide Other peers. Source: DOL Form 5500 plan year 2023.

New York filing particulars

Total Assets (Beginning of Year)$7.3B
Net Assets (End of Year)$8.5B
Net Income$1.2B
Employer EIN131624096
Plan Effective Date1975-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (The Mount Sinai Medical Center)

Sponsor-wide plan assets over time

All The Mount Sinai Medical Center plans reported in each filing year

Latest sponsor-wide plan assets
$9.5B 29.729583555703886% vs 2022
2024 filing year
$7B$8B$9B$10B 202220232024 $7.34B $9.52B ▲ +29.7%
Year Plans Participants Total Assets
2022 2 30,201 $7.3B
2023 2 30,280 $8.5B
2024 2 46,864 $9.5B

Nearby Other Plans in New York

Peer Other plans, same state, same plan type, ranked by total assets.

The Mount Sinai Medical Center 403(b) Retirement Plan vs. nearby Other plans in New York, assets vs. participants Scatter plot of 6 data points. 0100002000030000400005000060000 4681012 Total assets ($B) Participants The Mount Sinai Medical Center 403(b) Retirement Plan, Total assets ($B): 8.498597037 · Participants: 30241The Mount Sinai Medical Center 403(b) Retirement PlanNorthwell Health 403(b) Plan, Total assets ($B): 9.888143307 · Participants: 48676Northwell Health 403(b) PlanUniversity of Rochester Retirement Program, Total assets ($B): 7.214339559 · Participants: 28970University of Rochester Retirement ProgramMemorial Sloan Kettering Cancer Center Retirement Savings Plan, Total assets ($B): 5.59380214 · Participants: 22855Memorial Sloan Kettering Cancer Center Retirement Savings PlanRetirement Plan for Officers of Columbia University, Total assets ($B): 5.026291682 · Participants: 14407Retirement Plan for Officers of Columbia UniversityNew York University Retirement Plan for Members of the Faculty, Professional Research Staff and Administration, Total assets ($B): 4.876044145 · Participants: 10107New York University Retirement Plan for Members of the Faculty, Professional Research Staff and Administration
The Mount Sinai Medical Center 403(b) Retirement Plan vs. nearby Other plans in New York, assets vs. participants

Scale composition for The Mount Sinai Medical Center 403(b) Retirement Plan

The Mount Sinai Medical Center 403(b) Retirement Plan reports $8.5B in end-of-year assets across 30,241 participants (0.069% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.032% of 93,925,755 covered participants) - about $281,029 per participant (2.0x the national average assets-per-participant) . Net income for plan year 2023 was $1.2B.

This plan identity (EIN 131624096, plan #005) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $7.3B to $9.5B (+29.8%) while covered participants moved from 30,163 to 46,826 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 30,163 $7.3B Open filing
2023 30,241 $8.5B This page
2024 · index core 46,826 $9.5B Open filing

The same sponsor also keeps 1 other index-core plan on PlainRetire:

The Mount Sinai Medical Center 403(b) Retirement Plan's out-of-state Other peers by assets and headcount

Outside New York, the nearest Other by assets is The Duke University Faculty and Staff Retirement Plan in NC ($9.0B); by covered participants it is Vanderbilt University Medical Center Retirement Plan in TN (30,220 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($8.5B here).

Similar participant headcount

Nearest other-state filings by covered participants (30,241 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did The Mount Sinai Medical Center 403(b) Retirement Plan assets move in 2023?
The Mount Sinai Medical Center 403(b) Retirement Plan grew sharply - up 16.2% during 2023, from $7.3B to $8.5B. Reported net income was $1.2B.
How have The Mount Sinai Medical Center plan assets changed over time?
Across 3 plan years on file (2022-2024), The Mount Sinai Medical Center's sponsor-wide assets grew 29.7%, from $7.3B to $9.5B.
Where does The Mount Sinai Medical Center 403(b) Retirement Plan rank by assets among Form 5500 filers?
The Mount Sinai Medical Center 403(b) Retirement Plan ranks in the 100th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which Other plans are similar in size to The Mount Sinai Medical Center 403(b) Retirement Plan?
Among Other plans in other states, the closest by assets is The Duke University Faculty and Staff Retirement Plan in NC ($9.0B, 44,809 participants).
Which Other plans cover a similar participant headcount to The Mount Sinai Medical Center 403(b) Retirement Plan?
Among Other plans in other states, the closest by covered participants is Vanderbilt University Medical Center Retirement Plan in TN (30,220 participants, $4.1B in assets).