621320 - Offices of Optometrists

When exploring the landscape of health care businesses, NAICS code 621320 plays a critical role in classifying establishments specializing in vision care. If you’re a business owner, contractor, or simply interested in the health care sector, understanding NAICS 621320 is essential. This code defines the Offices of Optometrists, a vital component in providing vision health services to communities.

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What is NAICS Code 621320?

NAICS 621320 represents the industry category that includes offices of licensed optometrists (ODs). These establishments focus on offering a variety of vision care services, which typically include:

• Comprehensive eye exams
• Vision testing and screening
• Prescribing and fitting corrective lenses such as glasses and contact lenses
• Diagnosing and treating eye conditions and diseases

Optometrists’ offices play a key role in preventive vision care and overall eye health, helping patients maintain and improve their vision.

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Sector: Health Care and Social Assistance

NAICS 621320 falls under the broader Health Care and Social Assistance sector. This sector is one of the largest and fastest-growing in the U.S., emphasizing the delivery of health care services and support to individuals. Offices of optometrists contribute significantly by offering essential eye care services in outpatient settings.

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Typical Business Activities Under NAICS 621320

Businesses classified under this NAICS code primarily engage in:

• Conducting routine and specialized eye examinations
• Performing vision tests to check for visual acuity and eye health
• Prescribing corrective lenses and contact lenses
• Detecting and managing eye diseases such as glaucoma or macular degeneration
• Providing vision therapy and rehabilitation services

These activities are commonly carried out at:

• Optometry Clinics
• Vision Care Centers
• Eye Exam Offices

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Size Standard for NAICS 621320

To qualify as a small business under NAICS 621320, companies must not exceed a $9 million average annual revenue size standard. This threshold is vital for businesses seeking small business certifications or bidding on government contracts targeted to small entities.

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Code Details Table for NAICS 621320

NAICS Code	Title	Description	Sector	Typical Business Types/Activities	Size Standard
621320	Offices of Optometrists	Establishments of licensed optometrists providing vision care including eye exams and treatment for eye conditions	Health Care and Social Assistance	Doctors of optometry offices, optometry clinics, vision care centers	$9 million in average annual receipts

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Examples of Businesses Under NAICS 621320

• Downtown Vision Care Clinic – A community eye care center offering comprehensive eye exams and eyewear.
• BrightSight Optometry Center – Specialized in pediatric and adult vision care with advanced diagnostic equipment.
• ClearView Optometrists’ Offices – Group practice providing eye health treatment and contact lens fittings.

These examples illustrate the range of businesses encompassed by this NAICS code—from solo practitioners to multi-location clinics.

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Frequently Asked Questions (FAQs)

What services do offices under NAICS 621320 provide?

They offer vision examinations, prescribe corrective lenses, screen for eye diseases, and provide treatment for various eye conditions.

Can optometrists’ offices diagnose eye diseases?

Yes, licensed optometrists can diagnose and manage many eye health issues, referring patients to specialists if necessary.

What is the significance of the size standard?

The $9 million size standard determines eligibility for small business programs and government contracting opportunities.

Are optometry centers included in NAICS 621320?

Yes, optometry centers and clinics fall squarely under this NAICS code.

How does NAICS 621320 relate to other health care codes?

It is a specific subcategory under the Health Care and Social Assistance sector, focusing specifically on vision care services rather than broader medical or surgical services.

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Conclusion

NAICS code 621320 is essential for a clear understanding of the business classifications related to vision care services. Whether you’re an optometrist, a business consultant, or government contractor, knowing the scope and standards of Offices of Optometrists can help you navigate the health care industry more effectively. From eye exams to treatment of eye diseases, establishments under this code are vital to maintaining the visual health of millions. Keep the $9 million size standard in mind if you're seeking small business status or govt contracting opportunities in this sector.

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Keywords: NAICS 621320, Offices of Optometrists, optometry clinics, vision care centers, eye exam offices, health care NAICS codes, optometrist services, small business size standards, eye care industry, vision testing