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SIC Code for Physical Therapy

Compiled & reviewed by the EntityCodes Editorial Team (Tech Labs FZ LLC) · Data verified: 2026-06-28

The official Standard Industrial Classification (SIC) code representing Physical Therapy is primary SIC code 8049 (Offices and Clinics of Health Practitioners, NEC).

SIC Classification Details

SIC Code	8049
Official Title	Offices and Clinics of Health Practitioners, NEC
Mapped NAICS Equivalent	621340 - Offices of Physical, Occupational and Speech Therapists, and Audiologists
OSHA Grouping	Division Division I: Services · Major Group Major Group 80: Health Services

Understanding the Physical Therapy SIC Classification

Businesses operating in the Physical Therapy sector are historically classified under SIC code 8049 (Offices and Clinics of Health Practitioners, NEC). Although the Standard Industrial Classification (SIC) system was last updated in 1987, it remains widely used for state safety regulations (OSHA), B2B marketing databases, and historical commercial profiling.

To comply with modern federal standards, businesses typically need to translate their legacy SIC classifications into the equivalent modern NAICS formats. This page provides bidirectional concordance mappings to bridge the generational gap in business coding.

Why This Classification Code Matters

Industrial codes are not merely administrative labels; they dictate how your company is treated by regulatory bodies:

OSHA Safety Recordkeeping: The Department of Labor and OSHA still compile injury and safety data using the legacy 1987 SIC taxonomy.
B2B Credit & Financial Reports: Business bureaus like Dun & Bradstreet maintain credit histories utilizing SIC system registers.
Modern Compliance Transitions: Transitioning from SIC to NAICS is necessary for active registration on SAM.gov and qualifying for Small Business Administration (SBA) set-asides.

How to Translate and Use Your Classification Code

Audit Your Legacy SIC Code: Check old state tax records, commercial leases, or workers' comp insurance policies to find your legacy SIC.
Crosswalk to NAICS: Convert your code dynamically using the crosswalk. Mapped NAICS code is 621340.
Submit Updated Compliance Forms: File update schedules with state registration agents and credit portals.

Bidirectional Concordance Crosswalk

To convert your classification between modern and historical databases, use the direct crosswalk link. The primary modern Census NAICS equivalent is 621340 (Offices of Physical, Occupational and Speech Therapists, and Audiologists). For a full concordance map, view the SIC 8049 to NAICS 621340 Crosswalk.

Alternate and Sub-Industry Mappings

Depending on specific business functions, your organization may also fall under these alternate classifications:

No alternate SIC codes mapped.

Related Compliance Directories

Compliance Registry Home → 2022 NAICS Directory → 1987 SIC Directory → Industry Mappings Directory → SIC-to-NAICS Crosswalk → Sector 62 Hub → SIC Group Major Group 80: Health Services Directory → NAICS 621340 Profile Page → SIC 8049 Profile Page → Data Provenance Methodology →

Frequently Asked Questions (FAQ)

What is the equivalent SIC code for Physical Therapy?

The primary Standard Industrial Classification (SIC) code equivalent for Physical Therapy is 8049, officially titled 'Offices and Clinics of Health Practitioners, NEC' in the 1987 OSHA manual standard.

What is the primary NAICS code for Physical Therapy?

The official NAICS code representing Physical Therapy is 621340. The standard industry title is 'Offices of Physical, Occupational and Speech Therapists, and Audiologists' under the 2022 Census classifications.

Are SBA size standards applicable to NAICS code 621340?

Yes, companies operating under NAICS code 621340 are evaluated under SBA size standards to determine small business status. The active standard is $12.50 Million (Basis: Receipts).

What IRS Principal Business Activity (PBA) code matches Physical Therapy?

The IRS requires declaring a Principal Business Activity code on Schedule C (Form 1040), Form 1065, or Form 1120. For Physical Therapy, you should declare 621340 (or the IRS PBA equivalent) derived from NAICS.

Where do I use the NAICS code 621340 in business administration?

This code is mandatory for government contractor entity registration on SAM.gov, federal grant applications, SBA small business loan certification, and private commercial insurance policies.

Can my Physical Therapy business list secondary classification codes?

Yes. While you must register one primary NAICS code representing the activity generating the majority of your company's revenue, you can list secondary NAICS and SIC codes on SAM.gov.

What is the difference between NAICS and SIC codes for Physical Therapy?

NAICS (2022) is organized by production processes and is used by all modern federal agencies. SIC (1987) is an older system organized by end products and is still used in historical databases.

How do I verify that my Physical Therapy company code is correct?

You can verify your classification by auditing your primary source of revenue and checking it against the definitions in the U.S. Census Bureau 2022 NAICS Manual.