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NAICS Code for Medical Lab

The official U.S. Census 2022 NAICS classification representing Medical Lab is primary NAICS code 621511 (Medical Laboratories).

NAICS Classification Details

NAICS Code621511
Official TitleMedical Laboratories
Primary SIC Equivalent8071 - Medical Laboratories
SBA Size Standard$41.50 Million (Basis: Receipts)
Census DefinitionThis U.S. industry comprises establishments known as medical laboratories primarily engaged in providing analytic or diagnostic services, including body fluid analysis, generally to the medical profession or to the patient on referral from a health practitioner.
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Alternate and Sub-Industry Mappings

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

No alternate NAICS codes mapped.

Frequently Asked Questions

What is the primary NAICS code for Medical Lab?

The official NAICS code representing Medical Lab is 621511. The standard industry title is 'Medical Laboratories' under the 2022 Census classifications.

What is the equivalent SIC code for Medical Lab?

The primary Standard Industrial Classification (SIC) code equivalent for Medical Lab is 8071, officially titled 'Medical Laboratories' in the 1987 OSHA manual standard.

Are SBA size standards applicable to NAICS code 621511?

Yes, companies operating under NAICS code 621511 are evaluated under SBA size standards to determine small business status. The active standard is $41.50 Million (Basis: Receipts).

Sources & Cited References

  1. U.S. Census Bureau: Official 2022 NAICS Classification Manual
  2. U.S. Small Business Administration (SBA): Table of Small Business Size Standards