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Original filing (PDF)20250913143853NAL0003067040001
WILLIAM TSAI, D.O., INC.
Form 5500-SF
FILING_RECEIVED
WILLIAM TSAI, D.O., INC. DEFINED BENEFIT PENSION PLAN
Defined-benefit pension plan
Active participants
3
Accounts w/ balance
—
Plan assets (EOY)
$6.1M
Net assets (EOY)
$6.1M
Plan health score (directional)
86
/ 100
Grade A
Top-tier plan health
Directional indicator computed from public Form 5500 data — compliance, concentration, cost, vendor stack and participation. Not a fiduciary tool.
Compliance & disclosures
100
Concentration risk
75
Total plan cost
75
Vendor stack
75
Participation health
100
Knocking points off
- Plan is frozen (1I) — no new benefit accrual.
Helping the score
- Concentration not scored — Schedule of Assets PDF not yet parsed for this plan.
- No Schedule C compensation disclosed — likely a small plan or unbundled.
Decision-maker contacts
CFO / Head of HR / Benefits Manager — verified email + LinkedIn for WILLIAM TSAI, D.O., INC..
Plan sponsor
Name
WILLIAM TSAI, D.O., INC.
EIN
95-4811179
Address
510 N 13TH AVENUE SUITE 101 · UPLAND, CA · 91786
Phone
(909) 869-8786
Industry
Offices of Physicians· Health Care & Social Assistancesee all
Plan administrator
Same as plan sponsor.
Plan characteristics
Plan number
001
Plan year
2024
Plan year begin
2024-01-01
Tax period
2024-12-31
Filed
2025-09-13
Pension benefit codes
1A · Pay-related DB formula
1I · Frozen plan — no new benefit accrual
3D · Pre-approved plan (master / prototype / VS)
Audit & trust (Schedule H)
Auditor
—
Trustee / custodian
—
Trustee phone
—
Small plan (5500-SF) — Schedule H data not available.
Service providers (Schedule C)
Small plans don't disclose service providersRelated plans
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