PlanOptica
Free ERISA searchPricing
Sign inStart for $4.99
  1. Companies/
  2. DIRK R. DIEFENDORF, M.D.
Sponsor portfolio

DIRK R. DIEFENDORF, M.D.

EIN 94-3133639-Health Care and Social Assistance-Latest filing 2024
Plans
1
Retirement
1
$4.6M assets
Welfare
0
Participants
2
343 WEST POPLAR AVENUE - SAN MATEO, CA 94401650-347-0517
Plans on this EIN
1 filing
#004401k-$4.6M - 2 part

Plan deep-dives

Open the plan detail for the full per-plan analytics: fees vs peers, audit grade, asset trajectory, contribution flow, Schedule C providers, and more.
Retirement#004

DIRK R. DIEFENDORF, M. D. PROFIT SHARING 401(K) PLAN

401k

Assets$4.6M
Participants2
Inside the deep dive
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan deep dive
Single plan on file. The full analytics live on the plan detail page - drill in to see them.

Retirement plans1

Plan #NameTypeAssetsParticipantsLatest year
004DIRK R. DIEFENDORF, M. D. PROFIT SHARING 401(K) PLAN401k$4.6M22024
Retirement plans
PlanOptica

Plan research for advisors and brokers. Retirement and welfare filings, peer-ranked and a decade deep, sourced to the line.

Product
  • Retirement plans
  • Welfare plans
  • Providers
  • Pricing
Data
  • Downloads hub
  • Retirement plans CSV
  • Welfare plans CSV
  • Custom analytics
Resources
  • Free ERISA search
  • Free EIN lookup
  • Documentation
  • Filter catalog
  • Glossary
Company
  • About
  • Contact
  • Privacy
  • Terms
© 2026 PlanOptica