401(k) · DOL Form 5500 · 2023

Richard Derby, M.D., Apc 401(k) Plan

Data updated 2026-08-25

$3M
Total assets Small plan by assets
2
Participants Small participant base
35th
Percentile by assets National rank
$1.4M
Avg per participant High balance/head
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Official DOL plan name: Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan · Sponsored by Richard Derby, M.D., Apc · California · Healthcare & Social Assistance

$3M in assets, 2 participants

Richard Derby, M.D., Apc's Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan reported $3M in total assets and 2 participants in its 2023 DOL Form 5500 filing, ranking in the 35th 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.

  • #6,186 in Healthcare & Social Assistance (17,684 peers)

Richard Derby, M.D., Apc multi-year trail

Richard Derby, M.D., Apc's plans moved +56.0% in assets from 2022 to 2024; this filing shows Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan at $3M / 2 participants.

#6,186
in Healthcare & Social Assistance (17,684 peers)
+24.9%
assets growth YoY

Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan's mid-pack asset rank among Healthcare & Social Assistance and all filers

Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan vs every filed plan by assets

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

$2,759,766 35th percentile higher than 35% 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

Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan among micro filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan is a micro filing (2 participants), the leftmost band.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan reported net income rose from -$489K in the plan year 2022 filing to $550K in the plan year 2023 filing.
  • Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan reported participants fell from 4 in the plan year 2022 filing to 2 in the plan year 2023 filing.
  • Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan end-of-year assets rose from $2M in the plan year 2022 filing to $3M in the plan year 2023 filing.

See the national 2022→2023 release diff →

EBSA filing schedule strip

Filing strip 943333512 · Richard Derby, M.D., Apc PY 2023 · 401(k)

Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan · $3M · 2 · 35th

  • IND $3M
  • IND 2
  • IND 35th
  • IND 401(k)
  • IND near Verbal Beginnings LLC 401(k) Plan
  • IND ind #6186

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 California →

Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan in the asset neighbourhood

Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing PlanSpinal Diagnostics & Treatme…$3MVerbal Beginnings LLC 401(k) PlanVerbal Beginnings LLC 401(k)…$3MGiant Steps Illinois, Inc. 401(k) PlanGiant Steps Illinois, Inc. 4…$3MA & D Cold Storage Inc 401(k) Profit Sharing Plan & TrustA & D Cold Storage Inc 401(k…$3MGarald Price & Associates, P.a 401(k) Profit Sharing PlanGarald Price & Associates, P…$3M
End-of-year total assets ($M) among Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Richard Derby, M.D., Apc multi-year asset trail

Sponsor-wide plan assets over time

All Richard Derby, M.D., Apc plans reported in each filing year

Latest sponsor-wide plan assets
$3M 55.97511400574814% vs 2022
2024 filing year
$2M$2.5M$3M$3.5M$4M 202220232024 $2.21M $3.45M ▲ +56.1%
Year Plans Participants Total Assets
2022 1 4 $2M
2023 1 2 $3M
2024 1 2 $3M

Richard Derby, M.D., Apc filing trail (2023)

Total Assets (Beginning of Year)$2M
Net Assets (End of Year)$3M
Net Income$550K
Employer EIN943333512
Plan Effective Date1998-01-01
Filing StatusFILING RECEIVED

Nearby 401(k) Plans in California

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000250000 -200204060 Total assets ($B) Participants Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan, Total assets ($B): 0.002759766 · Participants: 2Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing PlanWells Fargo & Company 401(k) Plan, Total assets ($B): 51.831350351 · Participants: 193919Wells Fargo & Company 401(k) PlanGoogle LLC 401(k) Savings Plan, Total assets ($B): 39.047152408 · Participants: 122867Google LLC 401(k) Savings PlanOracle Corporation 401(k) Savings and Investment Plan, Total assets ($B): 26.320437734 · Participants: 63105Oracle Corporation 401(k) Savings and Investment PlanIntel 401(k) Savings Plan, Total assets ($B): 22.17918189 · Participants: 59863Intel 401(k) Savings PlanApple 401(k) Plan, Total assets ($B): 19.779511539 · Participants: 106111Apple 401(k) Plan
Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan side-by-side with 3 peers →

Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is Verbal Beginnings LLC 401(k) Plan in MD ($3M); by covered participants it is Napa Bound Retirement Plan in FL (2 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (2 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 Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan assets move in 2023? ▼
Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan grew sharply - up 24.9% during 2023, from $2M to $3M. Reported net income was $550K.
How have Richard Derby, M.D., Apc plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Richard Derby, M.D., Apc's sponsor-wide assets grew 56.0%, from $2M to $3M.
Which 401(k) plans are similar in size to Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan? ▼
Among 401(k) plans in other states, the closest by assets is Verbal Beginnings LLC 401(k) Plan in MD ($3M, 398 participants).
Which 401(k) plans cover a similar participant headcount to Spinal Diagnostics & Treatment Center LLC, 401(k) Profit Sharing Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Napa Bound Retirement Plan in FL (2 participants, N/A in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 943333512.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.