Description

Top 10 Blood Test Labs in Los Angeles for Lab Tests

Finding the right place for a blood test in Los Angeles can be surprisingly confusing. Whether you need a routine CBC, cholesterol test, thyroid panel, diabetes screening, vitamin test, hormone testing, or blood work ordered by your doctor, there are many laboratories and healthcare systems to choose from.
Los Angeles is a large and geographically spread-out healthcare market, with national laboratory networks, academic medical centers, hospital laboratories, specialized testing facilities, and mobile phlebotomy services. The right option can depend on the type of test you need, your doctor's laboratory order, insurance, location, appointment availability, and whether you need a standard blood draw or specialized testing.
This guide to the top 10 blood test labs in Los Angeles highlights established laboratories and healthcare providers that offer blood collection and laboratory testing in Los Angeles and surrounding communities. It is designed to help people searching for blood test labs near me, blood testing in Los Angeles, diagnostic labs in Los Angeles, routine blood work, CBC testing, health screening, and laboratory testing understand their options.
Important: This is an informational directory-style guide, not a medical recommendation or ranking. Services, locations, hours, insurance coverage, and test availability can change, so confirm details directly with the laboratory before visiting.

 

1. UCLA Health Clinical Laboratories

Overview
UCLA Health Clinical Laboratories are part of one of the major academic healthcare systems serving Los Angeles. UCLA provides outpatient blood draws, specimen collection, urine testing, and other clinical laboratory services.
Its clinical laboratory network includes locations in Westwood, Santa Monica, Burbank, Calabasas, Encino, Panorama City, Santa Clarita, Thousand Oaks, Torrance, Westlake Village, and Woodland Hills. 
For people looking for blood tests in Westwood or Los Angeles, UCLA can be particularly convenient when laboratory work is connected to care received through UCLA Health.
Services Offered
*  Blood draws and phlebotomy 
*  Clinical laboratory testing 
*  Hematology 
*  Clinical chemistry 
*  Microbiology 
*  Immunogenetics 
*  Transfusion medicine and blood banking 
*  Urine and other specimen collection 
UCLA states that its laboratory locations are licensed in California, accredited by the College of American Pathologists, and CLIA certified. 
Why Choose Them
*  Multiple outpatient laboratory locations 
*  Connection with a major academic healthcare system 
*  Blood collection and broader laboratory services 
*  Virtual check-in available at several locations 
*  Convenient option for patients whose physicians order testing through UCLA 
Location
200 UCLA Medical Plaza, Suite 145, Los Angeles, CA 90095
UCLA also operates additional laboratory locations throughout Greater Los Angeles. 
Website
UCLA Health Clinical Laboratories
Contact Details
Phone: 310-267-8100 for the Westwood 200 Medical Plaza laboratory. 
Serving Areas
*  Westwood 
*  Los Angeles 
*  Santa Monica 
*  Burbank 
*  Encino 
*  Calabasas 
*  Panorama City 
*  Woodland Hills 
*  Torrance 
*  Santa Clarita 
*  Other Greater Los Angeles communities 
 

2. Quest Diagnostics

Overview
Quest Diagnostics is one of the largest clinical laboratory networks in the United States, with multiple patient service centers in Los Angeles.
Quest's Los Angeles locations provide sample collection for doctor-ordered laboratory work and also support certain self-purchased testing options. The company's Los Angeles directory lists locations including S. Grand Avenue, Century Park East, Wilshire Boulevard, Cesar Chavez Avenue, and other areas. 
Services Offered
*  Routine blood testing 
*  Health screening 
*  Employer testing 
*  Physician-ordered laboratory testing 
*  Wellness-related testing 
*  Hormone testing 
*  Vitamin testing 
*  Infectious disease testing 
*  Sexual health testing 
*  General health panels 
Quest's Los Angeles locations can collect samples for a wide range of laboratory orders. 
Why Choose Them
*  Multiple locations across Los Angeles 
*  Broad laboratory test menu 
*  Online appointment scheduling 
*  Options for doctor-ordered and certain self-purchased tests 
*  Useful for people who need a national laboratory network 
Location
One Los Angeles location is:
1414 S Grand Ave, Suite 180, Los Angeles, CA 90015
Other locations include Wilshire Boulevard and Cesar Chavez Avenue. 
Website
Quest Diagnostics
Serving Areas
*  Downtown Los Angeles 
*  West Los Angeles 
*  Central Los Angeles 
*  East Los Angeles 
*  Century City 
*  Wilshire area 
*  Other Los Angeles communities 
 

3. Labcorp

Overview
Labcorp is another major laboratory provider with numerous patient service locations throughout Los Angeles. Its Los Angeles directory lists several locations, making it an option for people searching for Labcorp blood tests near Los Angeles.
Labcorp's Los Angeles locations provide routine laboratory testing, specimen collection, and employer-related testing services. 
Services Offered
*  Blood tests 
*  Routine laboratory testing 
*  Specimen collection 
*  Employer health panels 
*  Diagnostic laboratory services 
*  Physician-ordered tests 
*  At-home collection kits for certain services 
Why Choose Them
*  Multiple Los Angeles locations 
*  Broad laboratory network 
*  Convenient option for routine blood work 
*  Appointment-based sample collection 
*  Suitable for many physician-ordered laboratory tests 
Location
Examples include:
1400 S Grand Ave, Los Angeles, CA 90015
1825 Cesar Chavez Avenue, Los Angeles, CA 90033
10880 Wilshire Blvd., Los Angeles, CA 90024
2007 Wilshire Blvd., Los Angeles, CA 90057
Labcorp currently lists several Los Angeles patient service centers. 
Website
Labcorp Los Angeles Locations
Serving Areas
*  Downtown Los Angeles 
*  Wilshire 
*  West Los Angeles 
*  East Los Angeles 
*  Westwood 
*  Central Los Angeles 
*  Nearby Los Angeles neighborhoods 
 

4. Cedars-Sinai
Overview
Cedars-Sinai is a major medical center in Los Angeles with pathology and laboratory medicine services. Its clinical laboratory infrastructure supports hospital and outpatient healthcare.
Cedars-Sinai's laboratory services are particularly relevant for patients receiving care within the Cedars-Sinai healthcare system or those whose physicians order testing through its facilities.
Services Offered
*  Clinical laboratory testing 
*  Hematology 
*  Clinical chemistry 
*  Pathology-related services 
*  Blood specimen testing 
*  Specialized medical laboratory services 
Cedars-Sinai maintains licensed clinical laboratory facilities in Los Angeles, including facilities associated with its Beverly Boulevard medical campus. 
Why Choose Them
*  Major Los Angeles medical center 
*  Hospital-connected laboratory services 
*  Broad clinical and pathology infrastructure 
*  Suitable for patients receiving specialized medical care 
*  Access to an integrated healthcare environment 
Location
8700 Beverly Blvd., Los Angeles, CA 90048
Website
Cedars-Sinai
Contact Details
Main phone: 310-423-3277
Serving Areas
*  Beverly Grove 
*  West Hollywood 
*  Beverly Hills 
*  Central Los Angeles 
*  West Los Angeles 
*  Greater Los Angeles 
 

5. Keck Medicine of USC
Overview
Keck Medicine of USC provides laboratory services through its academic medical network in Los Angeles. Its Downtown Los Angeles healthcare center offers laboratory services along with other medical services and diagnostic capabilities. 
Keck's Executive Health program also includes a range of laboratory tests such as complete blood count, metabolic profile, cholesterol, blood glucose, thyroid testing, Vitamin D, uric acid, and other screening tests. 
Services Offered
*  Complete blood count 
*  Metabolic testing 
*  Cholesterol testing 
*  Blood glucose testing 
*  Thyroid testing 
*  Vitamin testing 
*  Specialized laboratory testing 
*  Preventive health screening 
Why Choose Them
*  Academic medical center environment 
*  Laboratory services integrated with healthcare 
*  Preventive health screening options 
*  Downtown Los Angeles location 
*  Convenient for patients already using USC healthcare services 
Location
830 S. Flower St., Los Angeles, CA 90017
Website
Keck Medicine of USC
Contact Details
Phone: 800-872-2273
Serving Areas
*  Downtown Los Angeles 
*  USC area 
*  Central Los Angeles 
*  South Los Angeles 
*  Greater Los Angeles 
 

6. ARCpoint Labs of West Los Angeles
Overview
ARCpoint Labs of West Los Angeles provides blood draws and a wide range of individual laboratory tests. The facility is located on South Robertson Boulevard and offers services that include general wellness, blood testing, cardiac health, infectious disease, hormone-related testing, vitamin testing, DNA testing, and other categories. 
Services Offered
*  CBC testing 
*  Comprehensive metabolic panel 
*  Basic metabolic panel 
*  Lipid testing 
*  Thyroid testing 
*  Vitamin B12 testing 
*  Hormone testing 
*  Blood type testing 
*  Allergy and sensitivity testing 
*  Infectious disease testing 
*  Drug testing 
*  DNA testing 
*  General wellness panels 
ARCpoint's published test menu includes individual blood tests as well as annual wellness panels. 
Why Choose Them
*  Broad selection of individual tests 
*  Blood draw services 
*  Same-day appointment options advertised 
*  Wellness and specialized testing 
*  West Los Angeles location 
Location
2523 S Robertson Blvd., Suite 102, Los Angeles, CA 90034
Website
ARCpoint Labs of West Los Angeles
Contact Details
Phone: 310-862-4333
Serving Areas
*  West Los Angeles 
*  Culver City 
*  Palms 
*  Mar Vista 
*  Westchester 
*  Santa Monica 
*  Beverly Hills 
*  Nearby Los Angeles communities 
 

7. JAG Mobile Lab & Testing
Overview
For some people, the biggest challenge isn't finding a laboratory—it's getting to one. JAG Mobile Lab & Testing provides mobile phlebotomy services, allowing blood samples to be collected at a patient's home or business.
The company states that it serves Los Angeles County and works with laboratory providers including Labcorp and Quest Diagnostics for sample processing. 
Services Offered
*  Mobile phlebotomy 
*  Blood sample collection 
*  Home blood draws 
*  Business-location blood draws 
*  Pediatric blood draws 
*  Adult blood draws 
*  Geriatric blood draws 
*  Collection for Labcorp and Quest testing 
Why Choose Them
*  Blood collection at home or another convenient location 
*  Useful for people who have difficulty traveling 
*  Mobile service across Los Angeles County 
*  Same-day visits may be available depending on technician availability 
Location
JAG operates as a mobile service rather than a traditional walk-in laboratory.
Website
JAG Mobile Lab & Testing
Serving Areas
*  Los Angeles County 
*  Los Angeles 
*  West Los Angeles 
*  South Los Angeles 
*  San Fernando Valley 
*  Surrounding communities 
 

8. Flowbotomy Express
Overview
Flowbotomy Express is a Los Angeles blood testing service listed at 811 Wilshire Boulevard in Downtown Los Angeles. Its service model focuses on blood collection and phlebotomy.
For people searching for blood testing near Downtown Los Angeles, a dedicated blood-testing service can be another option to investigate, particularly when the service matches the laboratory order or collection requirements.
Services Offered
*  Blood specimen collection 
*  Phlebotomy services 
*  Laboratory sample collection 
*  Blood testing services 
Why Choose Them
*  Downtown Los Angeles location 
*  Focus on blood collection 
*  Extended operating hours listed in local business information 
*  Convenient option for people in the central business district 
Location
811 Wilshire Blvd., 17th Floor, Los Angeles, CA 90017
Contact Details
Phone: 213-807-3728
Serving Areas
*  Downtown Los Angeles 
*  Financial District 
*  Westlake 
*  Koreatown 
*  Central Los Angeles 
*  Nearby communities 
 

9. Sun Clinical Laboratories
Overview
Sun Clinical Laboratories is a medical laboratory provider serving communities in the Greater Los Angeles area. Its locations include Monterey Park, Alhambra, and El Monte.
This can make Sun Clinical Laboratories relevant for people searching for blood testing in the San Gabriel Valley and eastern Los Angeles area.
Services Offered
*  Clinical laboratory testing 
*  Blood testing 
*  Diagnostic laboratory services 
*  Specimen collection 
*  Routine laboratory services 
Why Choose Them
*  Multiple locations in Greater Los Angeles 
*  Useful for patients in eastern LA and San Gabriel Valley communities 
*  Medical laboratory setting 
*  Convenient neighborhood-based options 
Location
One location is:
210 N Garfield Ave., Suite 216, Monterey Park, CA 91754
Additional locations are available in the surrounding area.
Serving Areas
*  Monterey Park 
*  Alhambra 
*  El Monte 
*  San Gabriel 
*  East Los Angeles 
*  San Gabriel Valley 
 

10. Los Angeles County Public Health Laboratories
Overview
Los Angeles County Public Health Laboratories serve a different purpose from typical consumer-facing blood testing centers. They support public health surveillance, specialized testing, and laboratory services connected with public health programs.
The County's laboratory test catalog includes specialized testing involving blood and other specimens. 
This type of facility is generally more relevant when testing is arranged through a healthcare provider, public health program, government agency, or other authorized channel rather than for an ordinary walk-in wellness blood test.
Services Offered
*  Public health laboratory testing 
*  Specialized infectious disease testing 
*  Environmental and toxicology-related testing 
*  Specialized blood specimen testing 
*  Public health surveillance 
*  Reference laboratory services 
Why Choose Them
*  County public health laboratory infrastructure 
*  Specialized testing capabilities 
*  Supports public health programs 
*  Useful for specific tests not typically offered as routine consumer blood work 
Location
12750 Erickson Avenue, Downey, CA 90242
Website
Los Angeles County Public Health Laboratories
Contact Details
Phone: 562-658-1300 
Serving Areas
*  Los Angeles County 
*  Downey 
*  Greater Los Angeles 
*  County public health programs 
 

What Blood Tests Can You Get in Los Angeles?

The type of blood test you need will depend on your symptoms, health history, doctor's recommendations, or screening goals.
Common blood tests include:
Complete Blood Count
A CBC measures different blood cell types and related markers. It is commonly used as part of routine medical evaluation and can provide information about red blood cells, white blood cells, hemoglobin, and platelets.
Comprehensive Metabolic Panel
A CMP evaluates several markers related to metabolic health and organ function, including measures associated with the liver, kidneys, glucose, and electrolytes.
Lipid Panel
A lipid panel measures cholesterol and other blood lipids and is commonly included in cardiovascular risk assessment.
Blood Glucose and HbA1c
These tests can be used in diabetes screening and monitoring. HbA1c provides information about average blood glucose levels over a period of time.
Thyroid Tests
TSH and other thyroid-related tests may be ordered when a healthcare provider is evaluating thyroid function.
Vitamin Tests
Depending on the clinical situation, providers may order tests such as Vitamin B12 or Vitamin D.
Hormone Testing
Hormone-related laboratory testing may be used for specific medical evaluations, depending on the patient's symptoms and healthcare needs.
 

Benefits of Using a Professional Blood Test Lab
Choosing an established laboratory can offer several practical benefits.
*  Convenient locations: Los Angeles has laboratory facilities across Downtown LA, Westwood, West LA, East LA, and surrounding communities. 
*  Wide testing options: Large laboratory networks can offer routine and specialized laboratory tests. 
*  Electronic results: Many healthcare systems provide online access to laboratory reports through patient portals. 
*  Doctor-connected testing: Hospital and academic laboratories can be convenient when your physician is part of the same healthcare network. 
*  Appointment scheduling: Many laboratories allow patients to schedule blood collection before visiting. 
*  Specialized testing: Some laboratories offer genetic, hormone, infectious disease, wellness, or other specialized testing. 
*  Mobile blood collection: Mobile phlebotomy services can be useful when traveling to a laboratory is difficult. 
 

How to Choose a Blood Test Lab in Los Angeles
Finding a laboratory isn't only about choosing the closest location. Consider the following factors before booking.
1. Check Whether You Need a Doctor's Order
Some laboratory tests require a physician order or are most appropriately performed under medical supervision. UCLA, for example, notes that most of its laboratory tests are ordered by a healthcare provider. 
If you already have a lab order, make sure the laboratory you select accepts that order.
2. Confirm the Exact Test
Don't assume every laboratory offers every blood test.
Before visiting, confirm whether the facility performs your specific test, particularly for specialized testing.
3. Check Insurance Coverage​​​​​​​
Insurance coverage can vary depending on your health plan, physician, laboratory network, and specific test.
Contact your insurer and laboratory before the appointment if cost is an important consideration.
4. Compare Locations​​​​​​​
Los Angeles traffic can make a nearby laboratory significantly more convenient than a facility across the city.
Consider laboratories in:
*  Downtown Los Angeles 
*  Westwood 
*  West Los Angeles 
*  Beverly Hills 
*  Santa Monica 
*  East Los Angeles 
*  San Fernando Valley 
*  San Gabriel Valley 
5. Ask About Fasting​​​​​​​
Some blood tests require fasting while others do not. Do not assume that fasting is necessary for every blood test.
Follow the preparation instructions provided by your healthcare provider or laboratory.
6. Ask About Results​​​​​​​
Find out:
*  How will you receive your results? 
*  How long does the test usually take? 
*  Will the results go directly to your doctor? 
*  Can you access them through an online portal? 
7. Check Accreditation and Licensing​​​​​​​
For clinical testing, laboratory quality and regulatory compliance matter. When evaluating a facility, check whether the laboratory has appropriate licensing and accreditation for the testing it performs.
 

Blood Test Preparation Tips​​​​​​​
Preparation depends entirely on the test.
*  Follow your doctor's instructions. 
*  Ask whether fasting is required. 
*  Drink water if your healthcare provider permits it. 
*  Bring your identification and insurance information. 
*  Bring the laboratory order if applicable. 
*  Tell the phlebotomist about relevant medications or special instructions. 
*  Wear clothing that allows easy access to your arm. 
*  Arrive early if paperwork is required. 
*  Don't stop prescribed medication unless your healthcare provider specifically tells you to. 
If you are unsure about preparation, contact the laboratory or healthcare provider before your appointment.
 

Blood Test Labs in Los Angeles: What to Consider Before Booking
A convenient laboratory isn't necessarily the right laboratory for every test. A person needing a routine CBC may have very different requirements from someone needing specialized genetic, hormonal, infectious-disease, or occupational testing.
For routine blood work, large networks such as Quest Diagnostics and Labcorp have multiple Los Angeles locations. UCLA Health, Cedars-Sinai, and Keck Medicine of USC can be relevant when laboratory testing is connected to a broader healthcare system. Specialized providers such as ARCpoint Labs may offer additional direct-access or specialized testing options, while mobile phlebotomy services can help people who prefer sample collection at home.
The most important step is to match the test, physician order, insurance requirements, location, preparation instructions, and collection method to your individual needs.
 

Frequently Asked Questions About Blood Test Labs in Los Angeles
1. Where can I get a blood test in Los Angeles?
Los Angeles has many options, including Quest Diagnostics, Labcorp, UCLA Health Clinical Laboratories, Cedars-Sinai, Keck Medicine of USC, ARCpoint Labs, and other local laboratories and blood collection services.
2. What is the most common blood test? 
A Complete Blood Count, or CBC, is one of the commonly ordered blood tests. Other frequently ordered tests include metabolic panels, lipid panels, glucose testing, thyroid testing, and vitamin testing.
3. Do I need a doctor's order for a blood test? 
It depends on the test and laboratory. Some tests can be purchased directly from certain providers, while many clinical tests are ordered by healthcare providers. UCLA Health notes that most of its laboratory tests are ordered by a healthcare provider. 
4. Where can I get blood work near Downtown Los Angeles? 
Quest Diagnostics, Labcorp, Keck Medicine of USC, and other blood collection providers have locations in or around Downtown Los Angeles. Always confirm the specific test and appointment requirements before visiting.
5. Can I get blood drawn at home in Los Angeles? 
Yes. Mobile phlebotomy providers such as JAG Mobile Lab & Testing offer blood collection at homes and businesses in Los Angeles County. 
6. Do blood tests require fasting? 
Some do and some do not. Fasting requirements depend on the specific test and your doctor's instructions. Always confirm before your appointment.
7. How long does a blood test take? 
The actual blood draw is usually relatively quick, but the total visit can take longer depending on registration and waiting time. Laboratory result turnaround varies according to the specific test.
8. How much does a blood test cost in Los Angeles? 
Prices vary substantially depending on the test, insurance, laboratory, physician order, and whether the test is self-paid. Ask for the expected cost before testing if you are paying out of pocket.
9. Can I get a complete health checkup with blood tests? 
Many healthcare systems and laboratories offer wellness or preventive health panels. Keck Medicine of USC, for example, includes several laboratory tests in its Executive Health packages. 
10. How do I find a blood test lab near me? 
Search for "blood test labs near me" or "blood testing in Los Angeles", then compare the laboratory's location, test availability, appointment requirements, insurance acceptance, and preparation instructions.
 

Conclusion​​​​​​​
Finding a blood test lab in Los Angeles doesn't have to be difficult. The city offers a wide range of choices, from national laboratory networks such as Quest Diagnostics and Labcorp to academic healthcare laboratories such as UCLA Health and Keck Medicine of USC, hospital-based services at Cedars-Sinai, specialized providers such as ARCpoint Labs, and mobile phlebotomy services.
The best facility for you depends on what test you need, whether you have a doctor's order, your insurance, location, appointment availability, preparation requirements, and how you want to receive your results.
Before booking a blood test, confirm the exact test, required preparation, price or insurance coverage, location, and expected turnaround time. If the test is being ordered because of symptoms or a medical concern, discuss the appropriate testing with your healthcare provider rather than selecting tests solely based on an online list.
Los Angeles residents have many laboratory options, making it possible to find blood testing that fits their healthcare needs and location.

Comments (0)