Company lists · Data refreshed September 2026

Top 25 Medical malpractice defense law firms based in Los Angeles, United States

RevenueBase identified 41 medical malpractice defense law firms headquartered in Los Angeles, United States as of September 2026 and tracks 532 professional contacts across them, including 268 with verified work emails. Across the United States, New York is the largest hub for this category (102 companies); Los Angeles has 41.

This list covers medical malpractice defense law firms headquartered in Los Angeles, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
41Companies
532Contacts tracked
268Verified emails
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The 25 largest medical malpractice defense law firms based in Los Angeles, United States

Ranked by team size
Top 25 of 41 medical malpractice defense law firms based in Los Angeles, United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to medical malpractice defense law firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202651-200113 contacts →

Indirect evidence

“Meeting the Health Care Industry’s Legal and Government Relations Needs.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-5068 contacts →

Indirect evidence

“The attorneys at Abir Cohen Treyzon Salo, LLP are trial tested and zealous advocates for the rights of our clients.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202651-20045 contacts →

Partial evidence

“From our managing partners to our support staff, Berman, Berman, Berman, Schneider & Lowary LLP (“B3SL”), a corporate and insurance defense and coverage firm, is made up of…”

Source: RevenueBase Database · checked Sep 28, 2026
4Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-5022 contacts →

Strong evidence

“David Weiss Law was formed in 1989 and specializes in the defense of professional liability matters.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-5019 contacts →

Indirect evidence

“McCune & Harber represents local, regional, and national clients.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-5012 contacts →

Indirect evidence

“Founding partners Jeff Isaacs and Jerry Friedberg are former Assistant U.S.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-5012 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
8Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202651-20011 contacts →

Strong evidence

“The Law Offices of McNamara & Drass, LLP concentrates its practice on the defense of workers’ compensation and related litigation.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-5010 contacts →

Indirect evidence

“Focusing on regulatory compliance, litigation, and transactions specific to the healthcare industry.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceLos Angeles, United StatesHQ checked Sep 28, 202611-508 contacts →

Indirect evidence

“Ingber & Weinberg is a team of highly skilled attorneys, claims experts, litigators and teachers with an average of 25 years’ experience in the field of workers’ compensation.”

Source: RevenueBase Database · checked Sep 28, 2026
11Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-508 contacts →

Strong evidence

“Our law firm is located in downtown Los Angeles, where we have practiced civil litigation defense throughout our careers.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-508 contacts →

Indirect evidence

“Mohajerian firm offers legal counseling and litigation services, as well as a myriad of preventative and proactive legal services.”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 20261-107 contacts →

Partial evidence

“Since 1979, Acker & Whipple has represented insured and self-insured defendants across manufacturing, distribution, retail, hospitality, construction, and financial services…”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-505 contacts →

Partial evidence

“For over 30 years, attorneys at the Law Offices of Michels & Lew, a Los Angeles based personal injury firm, have served clients throughout California and surrounding states.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-505 contacts →

Indirect evidence

“Based in Los Angeles, Nelson Hardiman represents healthcare providers and other businesses affected by healthcare licensing, operational, and reimbursement requirements, from…”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“Nima Sadeghian is a nationally recognized trial attorney who always listens and works closely with his clients.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceLos Angeles, United StatesHQ checked Sep 28, 20261-103 contacts →

Partial evidence

“Dan Willick is a recognized expert in healthcare law with victories in important lawsuits concerning confidentiality of treatment and healthcare scope of practice.”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 20261-102 contacts →

Partial evidence

“Kevin Cauley P.C.'s practice is dedicated to the defense of professional licensees' liberties and livelihoods.”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 20261-102 contacts →

Partial evidence

“At Pacific Health Law Group, our goal is simple: We are dedicated to adding value to your practice.”

Source: RevenueBase Database · checked Sep 28, 2026
20Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 20261-102 contacts →

Strong evidence

“A client-centric firm, specializing in workers’ compensation defense, employment/labor law defense, civil defense and more”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-502 contacts →

Partial evidence

“We are the premier law firm for litigation involving healthcare provider billings, personal injury, estate planning, and general litigation.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“The Zorkin Firm represents managed care plans and insurers in complex disputes affecting the managed care industry, including provider disputes, contract disputes, ERISA and bad…”

Source: RevenueBase Database · checked Sep 28, 2026
23Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 20261-102 contacts →

Strong evidence

“Brentwood Law Group comprises years of experience from the defense side, wherein the intricacies, strategies, and tactics of employers and insurance companies were acquired, and…”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 202611-501 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 20261-101 contacts →

Partial evidence

“An elite law firm specializing in representing healthcare businesses from startup to exit.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 41 medical malpractice defense law firms based in Los Angeles, United States

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Medical malpractice defense law firms based in Los Angeles, United States at a glance

As of Sep 28, 2026
50.4%Verified-email coverage
13.0Average contacts per company
11-50Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
17
11-50
21
51-200
3

Email recency for this list is measured across the whole United States list rather than for Los Angeles, so it is reported there. Company counts and contact totals on this page are exact for Los Angeles, over 41 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among medical malpractice defense law firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Los Angeles, United States whose own description of what they do matches “medical malpractice defense law firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names medical malpractice defense law firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among medical malpractice defense law firms, and records with no verified work email. Companies headquartered outside Los Angeles are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 268 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names medical malpractice defense law firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many medical malpractice defense law firms are there based in Los Angeles, United States?

RevenueBase identified 41 medical malpractice defense law firms headquartered in Los Angeles, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Hooper, Lundy & Bookman, P.C, headquartered in Los Angeles, tops this list with the largest team on record.

Which city in the United States has the most medical malpractice defense law firms?

New York leads the United States with 102 headquartered companies, followed by Chicago (99) and Houston (49). Los Angeles has 41.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 268 verified decision-maker contacts tracked across these 41 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.