Company lists · Data refreshed September 2026

Top 25 Direct-to-patient pharmaceutical companies based in the United States

RevenueBase identified 227 direct-to-patient pharmaceutical companies headquartered in the United States as of September 2026 and tracks 43,329 professional contacts across them, including 13,380 with verified work emails. Chicago is the largest hub.

This list covers direct-to-patient pharmaceutical companies headquartered in the 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 16, 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 16, 2026 86% judged on-target in blind review
227Companies
43,329Contacts tracked
13,380Verified emails
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The 25 largest direct-to-patient pharmaceutical companies based in the United States

Ranked by team size
Top 25 of 227 direct-to-patient pharmaceutical companies based in the United States, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to direct-to-patient pharmaceutical companies: 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
1Strong evidenceDublin, OH, United StatesHQ checked Sep 16, 202610001+29,843 contacts →

Strong evidence

“Cardinal Health is a distributor of pharmaceuticals and specialty products; a supplier of home-health and direct-to-patient products and services; an operator of nuclear…”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceSt Louis, United StatesHQ checked Sep 16, 202610001+2,959 contacts →

Indirect evidence

“Accredo® Specialty Pharmacy goes beyond the prescription, it provides deeply personalized care for individuals living with chronic, complex, and rare conditions that require…”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceConshohocken, PA, United StatesHQ checked Sep 16, 20261,001-5,0001,314 contacts →

Partial evidence

“Cencora (formerly AmerisourceBergen/Lash Group), is a patient support services company.”

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceBethesda, MD, United StatesHQ checked Sep 16, 2026501-1,000713 contacts →

Partial evidence

“CareMetx, LLC is a leading technology-enabled patient services partner, providing high-touch support to accelerate patient initiation and adherence for specialty therapies.”

Source: RevenueBase Database · checked Sep 16, 2026
5Partial evidencePittsburgh, PA, United StatesHQ checked Sep 16, 2026501-1,000582 contacts →

Partial evidence

“PANTHERx Rare makes rare disease care more hyper-personalized and less overwhelming by focusing relentlessly on each patient and each therapy.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceOrlando, FL, United StatesHQ checked Sep 16, 2026201-500403 contacts →

Partial evidence

“Walmart Specialty Pharmacy is a specialty pharmacy and home delivery service providing high quality, affordable care to patients living with complex or rare conditions.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceJeffersonville, IN, United StatesHQ checked Sep 16, 20261,001-5,000393 contacts →

Partial evidence

“PharmaCord is a patient services company, trusted by top manufacturers to improve medication access, adherence, and patient satisfaction.”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceCleveland, OH, United StatesHQ checked Sep 16, 2026501-1,000361 contacts →

Indirect evidence

“ExactCare, a pharmacy by AnewHealth, is a national medication management and pharmacy care provider that helps people with the most complex medical needs live healthier at home.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceOrlando, FL, United StatesHQ checked Sep 16, 20261,001-5,000281 contacts →

Partial evidence

“We are a national specialty pharmacy focused on improving care and outcomes for patients living with complex and chronic conditions.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 16, 202651-200245 contacts →

Partial evidence

“PHIL is on a mission to help patients get their medications quickly, easily and affordably.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceCary, NC, United StatesHQ checked Sep 16, 2026201-500238 contacts →

Indirect evidence

“Biologics by McKesson is an independent specialty pharmacy.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceMadison, WI, United StatesHQ checked Sep 16, 2026201-500224 contacts →

Indirect evidence

“If you are applying for a position at Lumicera Health Services, please only apply to jobs listed on https://navitus.com/our-company/careers/ Lumicera Health Services is defining…”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceDallas, TX, United StatesHQ checked Sep 16, 2026501-1,000214 contacts →

Indirect evidence

“Senderra Specialty Pharmacy, Care That Makes a Difference.”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceSt. Louis, MO, United StatesHQ checked Sep 16, 202610001+191 contacts →

Indirect evidence

“At Express Scripts® Pharmacy, we’re 100% committed to making pharmacy better.”

Source: RevenueBase Database · checked Sep 16, 2026
15Partial evidenceSmyrna, GA, United StatesHQ checked Sep 16, 2026201-500189 contacts →

Partial evidence

“Curant Health is an enhanced specialty pharmacy and outcomes-based patient support organization headquartered in the Atlanta area.”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceDoral, FL, United StatesHQ checked Sep 16, 2026201-500189 contacts →

Indirect evidence

“US MED is a leading, fast‑growing provider of medical supplies for people living with chronic conditions nationwide.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceOmaha, NE, United StatesHQ checked Sep 16, 2026201-500147 contacts →

Indirect evidence

“Amber Specialty Pharmacy, a subsidiary of Hy-Vee, is a pioneer in the specialty pharmacy industry.”

Source: RevenueBase Database · checked Sep 16, 2026
18Partial evidenceWoburn, MA, United StatesHQ checked Sep 16, 2026201-50096 contacts →

Partial evidence

“MedAdvisor Solutions, formerly Adheris Health, is a global leader in pharma-sponsored and pharmacy-driven patient engagement solutions that provide individualized patient…”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceSterling, VA, United StatesHQ checked Sep 16, 202651-20087 contacts →

Indirect evidence

“Personalized, compliant support is the hallmark of every interaction.”

Source: RevenueBase Database · checked Sep 16, 2026
20Strong evidenceDunedin, FL, United StatesHQ checked Sep 16, 2026201-50085 contacts →

Strong evidence

“One Health Direct (OHD) is a healthcare marketing, customer service and patient engagement company.”

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceMount Pleasant, SC, United StatesHQ checked Sep 16, 202651-20074 contacts →

Indirect evidence

“Blue Sky Specialty Pharmacy listens, delivers, and thinks ahead.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceTroy, MI, United StatesHQ checked Sep 16, 202651-20068 contacts →

Indirect evidence

“Pharmacy Advantage Specialty Pharmacy is a URAC accredited, Michigan-based specialty pharmacy that provides compassionate care and comprehensive Medication Therapy Management…”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceFlorence, KY, United StatesHQ checked Sep 16, 202651-20065 contacts →

Indirect evidence

“HealthWarehouse.com is a nationally licensed pharmacy and the longest-running online pharmacy in the United States (since 2007).”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceOrlando, FL, United StatesHQ checked Sep 16, 20261,001-5,00065 contacts →

Partial evidence

“AllianceRx Walgreens Pharmacy is a specialty and home delivery company that strives to provide exceptional care throughout a patient’s treatment journey with the medications they…”

Source: RevenueBase Database · checked Sep 16, 2026
25Partial evidencePortland, OR, United StatesHQ checked Sep 16, 202651-20063 contacts →

Partial evidence

“Ardon Health is an award-winning specialty pharmacy provider that inspires people and improves lives through the precise delivery of high-quality, compassionate patient care.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 227 direct-to-patient pharmaceutical companies based in the United States

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Direct-to-patient pharmaceutical companies based in the United States at a glance

As of Sep 16, 2026
30.9%Verified-email coverage
190.9Average contacts per company
11-50Median size (employees)
2.6%Largest-city concentration · Chicago
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
56
11-50
90
51-200
44
201-500
19
501-1,000
6
1,001-5,000
7
10001+
3

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 227 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 direct-to-patient pharmaceutical companies, 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 the United States whose own description of what they do matches “direct-to-patient pharmaceutical companies”. 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 direct-to-patient pharmaceutical companies), 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 direct-to-patient pharmaceutical companies, and records with no verified work email. Companies headquartered outside United States 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, 13,380 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 16, 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 direct-to-patient pharmaceutical companies, 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 direct-to-patient pharmaceutical companies are there based in the United States?

RevenueBase identified 227 direct-to-patient pharmaceutical companies headquartered in the 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?

Cardinal Health, headquartered in Dublin, tops this list with the largest team on record.

Which city has the most direct-to-patient pharmaceutical companies?

Chicago leads with 6 headquartered companies, followed by New York (6) and Atlanta (5).

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 13,380 verified decision-maker contacts tracked across these 227 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 16, 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.