Medical Staff of the Arrowhead Regional Medical Center

Nonprofit profile at a glance

EIN
320075579
IRS 990-EZ coverage
2012–2025
Forms available
Form 990 2011, Form 990-EZ 2025
Location
Colton, CA, USA
Phone
9095803340
Rating confidence
Limited
Sector
Boards of Trade

Reported finances

Revenue
$183,357
Expenses
$137,307
Assets
$244,443
Liabilities
$0

Source: IRS Form 990-EZ. Selected filing: tax year 2025. Amounts in USD.

Leadership & pay

3 people listed

Executive titles in this filing

  • WEBSTER WONG MD (PRESIDENT-ELECT)
  • DAVID SEIGLER MD (PRESIDENT)

People named in this filing

  • WEBSTER WONG MD (PRESIDENT-ELECT)
  • STEVEN BARR MD (SECRETARY/TREASURER)
  • DAVID SEIGLER MD (PRESIDENT)

Selected names, not a complete roster or a statement of current roles. Open leadership details for the complete filed list.

Source: IRS Form 990-EZ. Selected filing: tax year 2025. Names and roles reflect this filing, not necessarily current officeholders.

Overview

Mission

To ensure that all patients admitted to or treated at the medical center receive care which is at a level of quality and efficiency consistent with generally accepted standards and attainable within the medical centers means and circumstances.

What it reported doing in 2025

Maintain a strong recognition program for members of the staff along with residents assures that morale remains consistently high and the residency program gains highly qualified candidates, especially given the budgetary constraints place upon medical centers directed by county government and therefore largely influenced by factors outside of medical and financial concerns.

Operating model

Revenue model
Donor-supported. 100% of the money available for current operations came from contributions and gifts.
Distribution model
Cannot be determined from the filing. The filing does not provide enough consistent spending detail to tell whether the nonprofit works directly or through others.

The verdict

- The available evidence is not sufficient to produce an overall rating for this filing. This is not a warning sign.

Rating breakdown

  • Financial Efficiency: NotEnoughData
  • Transparency & Controls: 82
  • Sustainability: 69
  • Growth: 60

Detailed rating inputs

Financial Efficiency

  • Mission deployment rate: Limited
  • Program expense ratio: Limited

Transparency & Controls

  • Consistency checks: 100%; rating input score 100; 52nd percentile among comparable filings
  • Major donor itemization: Limited

Sustainability

  • Operating margin: 25.1%; rating input score 77; 77th percentile among comparable filings
  • Total-asset coverage ratio: 1.78; rating input score 76; 76th percentile among comparable filings
  • Liabilities to assets ratio: 0; rating input score 74; 74th percentile among comparable filings
  • Officer compensation ratio: 26.2%; rating input score 14; 14th percentile among comparable filings

Growth

  • Program expense growth: Limited
  • Revenue growth: 8.9% per year; rating input score 100; 61st percentile among comparable filings
  • Asset growth: 4.5% per year; rating input score 100; 41st percentile among comparable filings

Details

  • Where the money goes: Financial trends and filed revenue, expense, asset, and liability detail
  • Governance: Filed governance answers
  • Accomplishments: 3 filed program accomplishments
  • Leadership: top reported pay $0 · 3 people listed
  • Consistency: 7 of 7 current checks pass
  • Schedules: 1 filed schedules
  • Filing history: 13 filing years from 2012 to 2025
  • Contacts: How to reach this organization
  • Money network: 2 filed money-flow records
  • Grant readiness: Federal tax and exclusion status, award history, and grant-maker relationships.
  • People: Everyone the filings name, and which of them the filings identify by more than a name.

Key Signals

Signals prioritize questions for review. They are not findings of misconduct.

  • High — Sustainability: Officer compensation ratio scored 14/100.