> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/naics/621340/ # NAICS code 621340: Offices of Physical, Occupational and Speech Therapists, and Audiologists The companies classified under NAICS 621340, where they are based, how big they are and how the code maps to SIC. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** NAICS 621340 is the code for Offices of Physical, Occupational and Speech Therapists, and Audiologists, in sector 62: Health Care and Social Assistance. The companies counted under it are mostly very small: 74% have 50 or fewer employees, and 96% are headquartered in the United States. ## What is NAICS 621340? NAICS 621340 is the code for Offices of Physical, Occupational and Speech Therapists, and Audiologists. It belongs to sector 62: Health Care and Social Assistance. NAICS, the North American Industry Classification System, is the standard U.S. government agencies use to sort businesses by what they mainly do, and each digit narrows the category. Most of the companies counted also carry SIC 8049, Health practitioner's office, in the older SIC system (94%). - 74% of the companies counted have 50 or fewer employees, and the middle one is in the 11 to 50 range. - The largest group is headquartered in the United States (96%). Within the US, California is the biggest state (15%). - Most were founded in the 2000s (43%), then the 2010s (30%). **Figure: How NAICS 621340 is built.** The code 621340 split into its parts: sector 62, then subsector, industry group, NAICS industry and U.S. industry. *The six digits of NAICS 621340. Each digit narrows the category.* ## Which companies are classified under NAICS 621340? The biggest by headcount range include CBI Health, Healthpro Heritage, Athletico, Professional Physical Therapy and Performance Health. Names link to a company profile where we have one. | Company | Headquarters | Employees | | --- | --- | --- | | [CBI Health](https://enrich.chat/company/cbi-health/) | Toronto, Canada | 10,001+ | | Healthpro Heritage | Hunt Valley, MD | 10,001+ | | Athletico | Oak Brook, IL | 5,001 to 10,000 | | Professional Physical Therapy | Melville, NY | 1,001 to 5,000 | | Performance Health | Downers Grove, IL | 1,001 to 5,000 | | Luna Physical Therapy | Nashville, TN | 1,001 to 5,000 | | Fox Rehabilitation | Cherry Hill, NJ | 1,001 to 5,000 | | Results Physiotherapy | Nashville, TN | 1,001 to 5,000 | | Cora Physical Therapy | Lima, OH | 1,001 to 5,000 | | Orthovirginia | Richmond, VA | 1,001 to 5,000 | | Texoma Medical Center | Denison, TX | 1,001 to 5,000 | | Interface Rehab | Placentia, CA | 501 to 1,000 | | Bay State Physical Therapy | Braintree, MA | 501 to 1,000 | | Phoenix Physical Therapy | Cranberry Township, PA | 501 to 1,000 | | Constellation Health Services | Norwalk, CT | 501 to 1,000 | | Sportscare Physical Therapy | East Hanover, NJ | 501 to 1,000 | | Star Physical Therapy | Franklin, TN | 501 to 1,000 | | Doctors Of Physical Therapy | Naperville, IL | 501 to 1,000 | | Topzorggroep | Goes, Netherlands | 501 to 1,000 | | Encore Rehabilitation | Decatur, AL | 501 to 1,000 | | Rock Valley Physical Therapy | Moline, IL | 501 to 1,000 | | Hartford Healthcare Rehabilitation Network | Newington, CT | 501 to 1,000 | | Key Rehabilitation | Murfreesboro, TN | 501 to 1,000 | | Spooner Physical Therapy | Scottsdale, AZ | 201 to 500 | | Physical Therapy Central | Ada, OK | 201 to 500 | The table shows the 25 biggest by headcount range, with ties broken by audience size. The charts and percentages below cover every company counted for this page, not just these 25, and companies with fewer than 11 employees are not counted. Headquarters is the location on each company's public profile. ## Where are NAICS 621340 companies based? Within the United States, California (15%), Florida (9%) and Texas (8%) lead. **Figure: US headquarters of companies in NAICS 621340, by state.** A tile map of the United States shaded by the share of counted US companies in NAICS 621340 headquartered in each state. The largest are California 15%, Florida 9%, Texas 8%. *Share of counted US companies in NAICS 621340 by headquarters state. The three largest states are outlined.* ## How big are the companies counted for NAICS 621340? 74% of them have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. **Figure: Size of companies in NAICS 621340.** Seven columns for the share of counted companies in NAICS 621340 in each employee range: 11 to 50 74%, 51 to 200 17%, 201 to 500 4%, 501 to 1,000 3%, 1,001 to 5,000 2%, 5,001 to 10,000 0%, 10,001+ 0%. *Share of counted companies in NAICS 621340 in each employee range.* ## How old are NAICS 621340 companies? Most were founded in the 2000s (43%), then the 2010s (30%). **Figure: When companies in NAICS 621340 were founded.** Eight columns for the share of counted companies in NAICS 621340 founded in each era: Before 1960 0%, 1960s 0%, 1970s 1%, 1980s 6%, 1990s 19%, 2000s 43%, 2010s 30%, 2020s 0%. *Share of counted companies in NAICS 621340 by the era they were founded in, for the ones that list a founding year.* ## How NAICS 621340 compares - 74% of companies in NAICS 621340 have 50 or fewer employees, against 60% across all NAICS codes on this site. ## How do NAICS 621340 companies describe themselves? A code is assigned by classification, and a company does not choose its own, so the label a company uses for itself can differ. The most common labels here are Medical Practices (32%), Hospitals and Health Care (26%) and Wellness and Fitness Services (25%). **Figure: How companies in NAICS 621340 describe themselves.** Bars for the share of counted companies in NAICS 621340 that give each industry on their public profile: Medical Practices 32%, Hospitals and Health Care 26%, Wellness and Fitness Services 25%, Physical; Occupational and Speech Therapists 11%, Health; Wellness and Fitness 6%. *Share of counted companies in NAICS 621340 by the industry they list on their public profile.* ## NAICS 621340 and the SIC system NAICS replaced SIC in 1997, but the two do not line up one to one: companies filed under one NAICS code can carry several SIC codes. These are the ones seen most. | Code | Title | Share of counted | | --- | --- | --- | | SIC 8049 | Health practitioner's office | 94% | ## Where NAICS codes come from NAICS is maintained by the U.S. Census Bureau with Canada and Mexico and revised every five years; the current edition is NAICS 2022. To check exactly what a code includes, search the [official NAICS index](https://www.census.gov/naics/) or read the Census Bureau's [guide to understanding NAICS](https://www.census.gov/programs-surveys/economic-census/year/2022/guidance/understanding-naics.html). Pick a code by what a company mostly does, not by who it sells to. ## How do you reach the people at NAICS 621340 companies? The people to talk to are usually operations, IT and finance leaders. You can build the list from this code in three prompts to your AI agent. ### 1. Count them (free) Counting who matches never uses credits. ```text Use www.enrich.chat to count the companies with NAICS code 621340 (Offices of Physical, Occupational and Speech Therapists, and Audiologists) ``` ### 2. Find the people (5 credits per person) Name the roles you sell to. Each person returned is 5 credits, and name, title and company are included. ```text Use www.enrich.chat to find the operations, IT and finance leaders at companies with NAICS code 621340, with their titles ``` ### 3. Get their work emails (10 credits each) An email is 10 credits only when one is found. Every email comes with a status: verified, catch-all or unknown. ```text Use www.enrich.chat to find the work emails for these people and tell me which ones are verified ``` ## More to explore Codes next to it: [NAICS 621310: Offices of Chiropractors](https://enrich.chat/naics/621310/)[NAICS 621320: Offices of Optometrists](https://enrich.chat/naics/621320/)[NAICS 621330: Offices of Mental Health Practitioners](https://enrich.chat/naics/621330/)[NAICS 621391: Offices of Podiatrists](https://enrich.chat/naics/621391/)[NAICS 621399: Offices of All Other Miscellaneous Health](https://enrich.chat/naics/621399/) Others in sector 62: [NAICS 621111: Offices of Physicians](https://enrich.chat/naics/621111/)[NAICS 621999: All Other Miscellaneous Ambulatory Health](https://enrich.chat/naics/621999/)[NAICS 621210: Offices of Dentists](https://enrich.chat/naics/621210/)[NAICS 621610: Home Health Care Services](https://enrich.chat/naics/621610/)[NAICS 621498: All Other Outpatient Care Centers](https://enrich.chat/naics/621498/)[NAICS 622110: General Medical and Surgical Hospitals](https://enrich.chat/naics/622110/)[NAICS 623990: Other Residential Care Facilities](https://enrich.chat/naics/623990/)[NAICS 621420: Outpatient Mental Health and Substance Abuse](https://enrich.chat/naics/621420/) ## Frequently asked questions ### What is NAICS code 621340? NAICS 621340 is the code for Offices of Physical, Occupational and Speech Therapists, and Audiologists, in sector 62: Health Care and Social Assistance. ### What is the SIC code for NAICS 621340 (Offices of Physical, Occupational and Speech Therapists, and Audiologists)? 94% of the companies counted carry SIC 8049 (Health practitioner's office), but the two systems do not map one to one. ### Which companies are classified under NAICS 621340? The biggest by headcount range include CBI Health, Healthpro Heritage, Athletico, Professional Physical Therapy and Performance Health. The page lists 25 with links to their profiles where we have them. ### Where are NAICS 621340 companies based? The largest groups are headquartered in the United States (96%) and Canada (2%). ### How big are the companies in NAICS 621340? 74% have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. ### How do I find a company's NAICS code? Search the official NAICS index at the U.S. Census Bureau for the code that matches what the company mostly does. Public companies in the US also list a SIC code in their SEC EDGAR profile. ## Try this prompt Find the people at NAICS 621340 companies ```text Use www.enrich.chat to find the operations, IT and finance leaders at companies with NAICS code 621340, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [NAICS 621310](https://enrich.chat/naics/621310/) - [NAICS 621320](https://enrich.chat/naics/621320/) - [NAICS 621330](https://enrich.chat/naics/621330/) - [NAICS 621391](https://enrich.chat/naics/621391/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)