Industry Description
This 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.
Illustrative Examples:
Blood analysis laboratories
Medical pathology laboratories
Medical bacteriological laboratories
Medical testing laboratories
Medical forensic laboratories
Cross-References.
Business Examples
Common types of business activities within NAICS 621511 - Medical Laboratories are:
- Biological laboratories, diagnostic
- Bacteriological laboratories, medical
- Pathological analysis laboratories
- Laboratories, medical (except radiological, X-ray)
- Testing laboratories, medical
- Blood analysis laboratories
- Parasitology health laboratories
- Genetic testing laboratories
- Pathology laboratories, medical
- Laboratory testing services, medical (except radiological, X-ray)
- Medical pathology laboratories
- DNA testing laboratories
- Toxicology health laboratories
- Mycology health laboratories
- Medical laboratories (except radiological, X-ray)
- Bacteriological laboratories, diagnostic
- Urinalysis laboratories
- Cytology health laboratories
- Forensic laboratories, medical
IBISWorld Industry Research Report
Diagnostic & Medical Laboratories in the US (62151)
Revenue 2025
$83.9bn
Growth 2025
1.78%
Key Trends
The aging population and the movement toward preventive care have stimulated demand for industry services
The expanding elderly population has spurred demand for clinical testing
Diagnostic and medical laboratories will likely contend with increasingly competitive reimbursement rates
Products and Services
Similar Industries
For some business types, there may be a similar industry to 621511 - Medical Laboratories that is a better classification match. Establishments primarily engaged in:
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NAICS Cross Reference
Establishments known as orthopedic laboratories primarily engaged in making orthopedic or prosthetic appliances to prescription are classified in U.S. Industry 339113, Surgical Appliance and Supplies Manufacturing.
IBISWorld industry research report
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NAICS Cross Reference
Establishments known as optical laboratories primarily engaged in grinding lenses to prescription are classified in U.S. Industry 339115, Ophthalmic Goods Manufacturing; and
IBISWorld industry research report
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NAICS Cross Reference
Establishments known as dental laboratories primarily engaged in making dentures, artificial teeth, and orthodontic appliances to prescription are classified in U.S. Industry 339116, Dental Laboratories;
IBISWorld industry research report
NAICS Hierarchy 621511 - Medical Laboratories
NAICS Code 621511 - Medical Laboratories sits in the 2-digit Medical Laboratories sector. NAICS codes can be 2- to 6-digits and the further along the hierarchy, the more detailed and specific the category will be. Learn more about the structure of NAICS codes
2 Digits: 62
Sector Title: Health Care and Social Assistance
3 Digits 4 Digits 5 Digits 6 Digits
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6211 Offices of Physicians
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6212 Offices of Dentists
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62121 Offices of Dentists
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6213 Offices of Other Health Practitioners
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62131 Offices of Chiropractors
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62132 Offices of Optometrists
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62133 Offices of Mental Health Practitioners (except Physicians
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62134 Offices of Physical, Occupational and Speech Therapists, and Audiologists
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62139 Offices of All Other Health Practitioners
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6214 Outpatient Care Centers
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62141 Family Planning Centers
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62142 Outpatient Mental Health and Substance Abuse Centers
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62149 Other Outpatient Care Centers
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6215 Medical and Diagnostic Laboratories
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62151 Medical and Diagnostic Laboratories
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6216 Home Health Care Services
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62161 Home Health Care Services
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6219 Other Ambulatory Health Care Services
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62191 Ambulance Services
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62199 All Other Ambulatory Health Care Services
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6221 General Medical and Surgical Hospitals
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62211 General Medical and Surgical Hospitals
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6222 Psychiatric and Substance Abuse Hospitals
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62221 Psychiatric and Substance Abuse Hospitals
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6223 Specialty (except Psychiatric and Substance Abuse) Hospitals
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62231 Specialty (except Psychiatric and Substance Abuse) Hospitals
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6231 Nursing Care Facilities (Skilled Nursing Facilities
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62311 Nursing Care Facilities (Skilled Nursing Facilities
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6232 Residential Intellectual and Developmental Disability, Mental Health, and Substance Abuse Facilities
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62321 Residential Intellectual and Developmental Disability Facilities
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62322 Residential Mental Health and Substance Abuse Facilities
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6233 Continuing Care Retirement Communities and Assisted Living Facilities for the Elderly
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62331 Continuing Care Retirement Communities and Assisted Living Facilities for the Elderly
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6239 Other Residential Care Facilities
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62399 Other Residential Care Facilities
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6241 Individual and Family Services
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62411 Child and Youth Services
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62412 Services for the Elderly and Persons with Disabilities
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62419 Other Individual and Family Services
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6242 Community Food and Housing, and Emergency and Other Relief Services
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62421 Community Food Services
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62422 Community Housing Services
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62423 Emergency and Other Relief Services
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6243 Vocational Rehabilitation Services
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62431 Vocational Rehabilitation Services
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6244 Child Day Care Services
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62441 Child Day Care Services
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Similar Industries Niche and Emerging
IBISWorld provides research on hundreds of niche and emerging industries, including the following for 621511 - Medical Laboratories.
- Forensic DNA Laboratories in the US OD4175
- Toxicology Laboratories in the US OD5459
- Geneticists in the US OD6312
NAICS Resources
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