NAICS Code 621 - Ambulatory Health Care Services

Government Level - NAICS 3-Digit

Business Lists and Databases Available for Marketing and Research

Total Verified Companies: 2,300,486
Contact Emails: 3,757,136
Company Websites: 881,669
Phone Numbers: 2,180,426
Business Addresses: 2,300,492
Companies with Email: 486,127
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NAICS CODE 621
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Last Updated: 04/30/2025
Ideal for: Direct Mailing Email Campaigns Calling Market Research ‐ Free Sample & Report, Custom Lists, and Expert Support — All Included
Looking for more companies? See NAICS 62 - Health Care and Social Assistance - 2,697,565 companies, 4,990,760 emails.

NAICS Code 621 Description

Industries in the Ambulatory Health Care Services subsector provide health care services directly or indirectly to ambulatory patients and do not usually provide inpatient services. Health practitioners in this subsector provide outpatient services, with the facilities and equipment not usually being the most significant part of the production process. Source: Census.gov

Parent Category - 2-digit Level (less specific)

Subcategories - 4-digit Level (more specific)

Companies

SICCODE.com compiles comprehensive business data and executive contact leads for businesses within NAICS Code 621 - Ambulatory Health Care Services. Some of the leading and most notable companies are listed below. To order a list of companies within NAICS Code 621 - Ambulatory Health Care Services for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. Our data analysts are standing by to assist in your list setup and target marketing.

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Industry Executives

Would you like to email executives in NAICS Code 621 - Ambulatory Health Care Services? Below are some of the common job titles available to be targeted.

  • Business Development
  • Chairman
  • C-Level
  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
  • Principal
  • Purchasing
  • Sales
  • Vice President

For specific job title targeting, please provide details in the business list request form.

Executive Email List

Questions & Answers

  • How many active businesses operate in NAICS Code 621?

    There are 2,300,486 verified business locations operating primarily in this industry.