(657) 571-2607Book a callEspañol

Los Angeles County · NAICS 6211 · Updated September 2026 · By Alfonso Aduna, MBA

Retirement plans for physician and specialty medical practices in Los Angeles County

A physician-owner in this county is above the Roth phase-out by a wide margin, cannot put a dollar into CalSavers, and is nonetheless the employer responsible for facilitating it for every medical assistant on the payroll.

The short answer

Independent physician practices in LA County face a design problem rather than a compliance problem — most already sponsor something. The owner is far above the Roth income limits, so the state program is administratively their job and financially irrelevant to them. What changes here is structure: management services organizations, independent practice associations and multi-entity arrangements are unusually common, and they reshape who the employer is.

Where do physician and specialty medical practices cluster in Los Angeles County?

Private practice in Los Angeles County orbits the academic and regional hospital campuses. Cedars-Sinai and the Third Street and Beverly Boulevard medical blocks around it; UCLA Health in Westwood; Keck Medicine of USC and LAC+USC Medical Center on the Boyle Heights side of the river; Huntington Health in Pasadena; Kaiser Permanente Los Angeles Medical Center on Sunset. Each puts several hundred thousand square feet of independent specialist suites within walking distance of the front door.

The regional pattern is broader than the marquee names suggest. The southeast county runs on PIH Health in Whittier and Downey, Rancho Los Amigos National Rehabilitation Center in Downey, and the Long Beach cluster around MemorialCare Long Beach Medical Center and Miller Children's. The San Gabriel Valley has its own hospital economy — Methodist Hospital of Southern California in Arcadia, Garfield Medical Center in Monterey Park, Alhambra Hospital — serving a largely Chinese-speaking patient base with practices to match. The South Bay clusters around Torrance Memorial and Providence Little Company of Mary, and Harbor-UCLA anchors West Carson. Ventura Boulevard through Sherman Oaks, Encino and Tarzana carries the Valley's specialist corridor.

A note on the figure above: physician offices under NAICS 6211 are not published as a separate county line in Census County Business Patterns. They are counted inside the 26,872 ambulatory health care establishments (NAICS 621) reported for Los Angeles County, alongside dental and allied-health practices. There is no defensible way to split that number, so we have not.

10,244
physician and specialty medical practices establishments in Los Angeles County.
Source: Census County Business Patterns 2022, NAICS 6211
$9,000
first-cycle penalty exposure for a 12-person shop that ignores its notices — then $6,000 every year after.
Source: Cal. Gov. Code § 100033(b)
92
LA County cities and communities with their own CalSavers page on this site.
Aduna Capital, August 2026

What does CalSavers require of a LA County physician and specialty medical practice employer?

The same thing it requires everywhere in California, and every deadline has already passed. If you have one or more W-2 employees, you must either register with CalSavers or sponsor a qualified retirement plan and certify an exemption.

EmployeesDeadlineWhere you stand in 2026
1–431 December 2025First notices are going out to this group now
5–4930 June 2022Confirm you are on file; watch for FTB notices
50–9930 June 2021Confirm, and revisit whether a 401(k) now fits better
100+30 September 2020Review plan design and fiduciary coverage

Registration is free and the employer never touches the money. The exemption route is the one most physician and specialty medical practices miss: sponsoring your own plan does not exempt you automatically — you have to certify it, and the certification repeats.

What does ignoring it cost?

$250 per eligible employee at 90 days past notice, another $500 at 180 days, then $500 per employee every year you stay non-compliant (the full mechanics). For a 12-person operation that is $9,000 in the first cycle and $6,000 a year after — more than a plan would cost. If a notice has already landed, the 90-day FTB appeal window closes permanently at the final notice: read this before you file anything.

A notice already arrived?

Fifteen minutes on the phone and you will know exactly where you stand and what to do this week. No charge, no obligation, no product pitch.

What makes this industry harder than the mandate assumes?

The law treats every employer alike. The payroll underneath does not cooperate:

  • The owner cannot use the program they are obliged to run: above roughly $168,000 single or $252,000 joint there is no Roth IRA contribution available at all.
  • High-earning owners need contribution room a 401(k) alone does not provide, and most have never been shown a cash balance layer by anyone who was not selling insurance alongside it.
  • Partner, associate and per-diem compensation classes — W-2, K-1 and production-based in the same practice — complicate allocation formulas and annual testing.
  • MSO and IPA arrangements split the clinical and administrative payroll across entities, raising affiliated service group questions most practices have never had answered.
  • Practices absorbed into a larger group routinely leave a legacy plan behind with nobody monitoring it, filing for it, or terminating it correctly.

Typical headcount in this sector runs 3-40 employees, and roughly 50-65% of practices (est.) currently sponsor a plan of any kind — which is why the mandate lands here harder than in sectors that were already covered.

What plan design actually works?

The chassis is a safe harbor 401(k), which buys the testing exemption that lets each owner defer the full $24,500 without a spring refund, and cross-tested profit sharing on top allocating by benefit rather than a flat percentage. Where two or more partners are in peak earning years with stable collections, a cash balance plan stacked on the 401(k) may allow substantially larger actuarially determined contributions. It also carries a funding commitment, which is precisely why it should not be layered onto a practice whose revenue depends on a reimbursement rate somebody else sets.

Two LA-specific census problems to design around. Per-diem and moonlighting clinicians — common in a county with this many hospitals — cross eligibility thresholds unpredictably, and the long-term part-time rules now admit them for deferrals after consecutive 500-hour years. And if a prior practice was absorbed by an MSO and its 401(k) was left behind rather than merged or terminated, somebody still owes that plan filings and fiduciary oversight. Orphaned plans do not become nobody's problem because a deal closed.

The SECURE 2.0 startup credits often cover most of the first three years of administration for employers under 50 staff — the formula, worked honestly. And if after the arithmetic CalSavers is genuinely the cheaper answer for your shop, we will tell you so and you can register and be done: the full comparison · run your own numbers.

 CalSavers401(k)
Employee deferral limit (2026)$7,500$24,500
Employer match permittedNo — prohibitedYes
Owner above the Roth income limits can participateNoYes
SECURE 2.0 startup credits$0Up to $5,000/yr × 3 yrs
Named fiduciary availableNoYes — 3(38) or 3(21)

The LA County wrinkle

Los Angeles County has been consolidating independent medicine for two decades, and the residue is structural. Practices sit inside independent practice associations and management services organizations; the professional corporation stays separate from the management entity for corporate practice of medicine reasons; billing, staffing and premises may all sit in a third entity. That arrangement raises the affiliated service group rules of IRC § 414(m), which are not the same test as the controlled-group rules and catch arrangements the controlled-group test misses. If your clinical staff are technically employed by a management company, the question of whose plan they belong in has a real answer and it is worth having it in writing.

The payer mix pulls in the same direction. A practice with a heavy Medi-Cal managed-care panel through L.A. Care Health Plan runs on reimbursement rates it does not set; a Westside practice on commercial and cash-pay work does not. Same specialty, same headcount, entirely different capacity to commit to a fixed employer contribution — which is a design input, not a footnote.

Los Angeles County has 88 incorporated cities and about 9.7 million residents, and the enforcement letters go out by employer, not by city — but which city you are in changes who your neighbours are, what your labor market looks like, and often what your local business tax and licensing burden already is. The city pages below go into that.

CalSavers compliance, city by city

Where physician and specialty medical practices concentrate in Los Angeles County:

All Los Angeles County CalSavers guidance → · The physician and specialty medical practices plan guide, statewide → · The same industry in Orange County →

Our fees, published

No competing advisor page in this area publishes its fees. Here are ours.

WhatFee
Investment management1.5% to 2.0% of assets per year; Advisers may set a rate below the standard schedule, as low as 0%, at their discretion — and whatever rate applies to you is disclosed in writing before you engage. Our Form ADV Part 2A, Item 5, states the fee as up to 2.00% of assets per year, subject to negotiation; the firm may waive all or part of it. Generally billed quarterly in arrears
Account minimumNo minimum account balance
Commissions and product feesNone — we are fee-only
Solicitor compensationMay be received or paid under disclosed arrangements
Initial conversationFree, 15 minutes, no obligation

Complete fee details in our Form ADV Part 2A, Item 5.

LA County physician and specialty medical practices questions

Our medical assistants are on the management company's payroll, not the professional corporation's. Whose plan?

That is exactly the affiliated service group question. IRC § 414(m) can aggregate a professional corporation with a service organization that works with it, treating them as one employer for coverage and nondiscrimination purposes even where the controlled-group ownership tests are not met. The consequence matters: a plan covering only the physicians may fail coverage once the staff entity is aggregated. This is a question for ERISA counsel on your specific documents, and it should be answered before a plan is drafted, not after.

We take a lot of Medi-Cal managed care. Can we afford a safe harbor contribution?

Design around the volatility rather than assuming the answer. A match-based safe harbor is only funded where an employee actually defers, so on a medical assistant and front-desk census it prices out materially below a 3% non-elective contribution paid to everyone. The match structure survives a bad rate year; the non-elective one has to be funded regardless. That choice is usually more consequential than which recordkeeper you pick.

I sold my practice to a hospital group and my old 401(k) is still sitting there. Do I care?

Yes, until it is properly terminated or merged. Form 5500 filings continue to be due, participant notices continue to be required, and the fiduciary responsibility for the investments has not transferred to anyone just because the transaction closed. A short review establishes who is responsible, what filings are outstanding, and whether termination or merger into the acquirer's plan is the cleaner exit.

Why is there no separate physician-office count for Los Angeles County on this page?

Because Census County Business Patterns does not publish one. NAICS 6211 physician offices are reported inside the ambulatory health care parent, NAICS 621, which stands at 26,872 establishments countywide and also contains dental and allied-health practices. Splitting that figure would require an assumption we cannot source, so we have left the number out instead of guessing at it.

Do you actually work with physician and specialty medical practices in Los Angeles County?

Yes. Our office is at 12838 Rosecrans Ave in Norwalk — inside Los Angeles County, and about a 20-minute drive from most of Los Angeles County's business corridors. We meet at our office or at your place of business. Call (657) 571-2607. We are registered as an investment adviser in California.

¿Atienden en español?

Sí. Atendemos en español y nuestro material sobre CalSavers existe en español, escrito originalmente, no traducido por máquina.

Educational information, not legal or tax advice. Establishment counts are from Census County Business Patterns (most recent published by-industry figures); county population and city counts are from the California Department of Finance. Confirm your CalSavers obligations at (855) 650-6916 and with your CPA, and consult ERISA counsel on plan design. Aduna Capital LLC is not affiliated with CalSavers, the California State Treasurer's Office, or the California Medical Association, the Los Angeles County Medical Association, or any hospital, health system, medical group or health plan named on this page. Aduna Capital is registered as an investment adviser in California and works from its principal office in Norwalk.

A plan designed around physician and specialty medical practices in LA County — not around the average employer

We design around the census you actually have — turnover, seasonality, owner compensation and all. Fifteen minutes, no charge, and a straight answer either way.