Company lists · Data refreshed September 2026

Top 23 Healthcare law firms based in Philadelphia, United States

RevenueBase identified 38 healthcare law firms headquartered in Philadelphia, United States as of September 2026 and tracks 4,900 professional contacts across them, including 2,012 with verified work emails. Across the United States, New York is the largest hub for this category (94 companies); Philadelphia has 38.

This list covers healthcare law firms headquartered in Philadelphia, 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 14, 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 14, 2026 86% judged on-target in blind review
38Companies
4,900Contacts tracked
2,012Verified emails
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The 23 largest healthcare law firms based in Philadelphia, United States

Ranked by team size
Top 23 of 38 healthcare law firms based in Philadelphia, United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to healthcare 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
1Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 20261,001-5,0001,682 contacts →

Partial evidence

“Ballard Spahr LLP, an Am Law 100 law firm with more than 750 lawyers in 19 U.S.”

Source: RevenueBase Database · checked Sep 14, 2026
2Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 20261,001-5,0001,147 contacts →

Indirect evidence

“Welcome to our company page!”

Source: RevenueBase Database · checked Sep 14, 2026
3Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 2026201-500336 contacts →

Indirect evidence

“For over 50 years, Post & Schell’s attorneys have combined the operational knowledge and insight into the industries they represent with creative legal solutions – and helped…”

Source: RevenueBase Database · checked Sep 14, 2026
4Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 2026201-500277 contacts →

Indirect evidence

“Margolis Edelstein was founded in Philadelphia over 65 years ago.”

Source: RevenueBase Database · checked Sep 14, 2026
5Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 2026201-500215 contacts →

Partial evidence

“A Philadelphia-based law firm handling wrongful injury lawsuits, including medical malpractice, product liability, premises liability, civil rights and auto accident litigation.”

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202651-200133 contacts →

Indirect evidence

“Zarwin Baum DeVito Kaplan Schaer, P.C.”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202651-200124 contacts →

Indirect evidence

“Reger Rizzo & Darnall LLP is a firm with a proven track record of success.”

Source: RevenueBase Database · checked Sep 14, 2026
8Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202651-200102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 14, 2026
9Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202651-20050 contacts →

Indirect evidence

“The attorneys at Wilbraham, Lawler & Buba, P.C.”

Source: RevenueBase Database · checked Sep 14, 2026
10Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202651-20050 contacts →

Partial evidence

“McEldrew Purtell is a boutique law firm based in Philadelphia specializing in catastrophic injury / wrongful death and civil rights cases nationwide.”

Source: RevenueBase Database · checked Sep 14, 2026
11Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202611-5022 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 14, 2026
12Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 20261-1015 contacts →

Partial evidence

“Founded in 2009, Green & Schafle is a boutique law firm based in Philadelphia that offers a more personalized and open approach to legal matters, including vaccine injury cases…”

Source: RevenueBase Database · checked Sep 14, 2026
13Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202611-5013 contacts →

Indirect evidence

“Look out, Goliath!”

Source: RevenueBase Database · checked Sep 14, 2026
14Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202611-5010 contacts →

Indirect evidence

“For more than five decades, Kolsby Gordon has provided unsurpassed representation to clients, and our highly qualified attorneys continue to build upon this legacy.”

Source: RevenueBase Database · checked Sep 14, 2026
15Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202611-5010 contacts →

Indirect evidence

“Specializing in mass tort, whistleblower, product liability, defective drugs, motor vehicle, class action, and medical malpractice litigation.”

Source: RevenueBase Database · checked Sep 14, 2026
16Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202611-509 contacts →

Indirect evidence

“Youman & Caputo, LLC represents catastrophic injury victims in Pennsylvania and New Jersey and government fraud whistleblowers nationwide.”

Source: RevenueBase Database · checked Sep 14, 2026
17Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 20261-107 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 14, 2026
18Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 20261-105 contacts →

Partial evidence

“Based in Philadelphia and serving clients across the country, Boonswang Law focuses on life insurance and catastrophic personal injury claims.”

Source: RevenueBase Database · checked Sep 14, 2026
19Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 20261-105 contacts →

Indirect evidence

“We are aggressive civil trial lawyers.”

Source: RevenueBase Database · checked Sep 14, 2026
20Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 202611-505 contacts →

Partial evidence

“Decades of experience and strong relationships are at the core of the Marrone Law Firm’s practice.”

Source: RevenueBase Database · checked Sep 14, 2026
21Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 20261-105 contacts →

Indirect evidence

“The lawyers at Henry & Grogan, LLC in Philadelphia are committed to providing the best possible legal representation to its clients.”

Source: RevenueBase Database · checked Sep 14, 2026
22Indirect evidencePhiladelphia, United StatesHQ checked Sep 14, 20261-102 contacts →

Indirect evidence

“Drive.”

Source: RevenueBase Database · checked Sep 14, 2026
23Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 14, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 14, 2026

Showing 23 of 38 healthcare law firms based in Philadelphia, United States

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Healthcare law firms based in Philadelphia, United States at a glance

As of Sep 14, 2026
41.1%Verified-email coverage
128.9Average contacts per company
11-50Median size (employees)
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
9
51-200
5
201-500
3
1,001-5,000
3

Email recency for this list is measured across the whole United States list rather than for Philadelphia, so it is reported there. Company counts and contact totals on this page are exact for Philadelphia, over 38 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 healthcare 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 Philadelphia, United States whose own description of what they do matches “healthcare 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 healthcare 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 healthcare law firms, and records with no verified work email. Companies headquartered outside Philadelphia 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, 2,012 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 14, 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 healthcare 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 healthcare law firms are there based in Philadelphia, United States?

RevenueBase identified 38 healthcare law firms headquartered in Philadelphia, 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?

Ballard Spahr LLP, headquartered in Philadelphia, tops this list with the largest team on record.

Which city in the United States has the most healthcare law firms?

New York leads the United States with 94 headquartered companies, followed by Chicago (87) and Houston (65). Philadelphia has 38.

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 2,012 verified decision-maker contacts tracked across these 38 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 14, 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.