QUEST DIAGNOSTICS
NPI 1508905829
Clinical Medical Laboratory in Bakersfield, CA

Q: What is Unilab Corporation's NPI number?

The NPI number for Unilab Corporation is 1508905829. It was assigned to this organization in the NPPES registry on February 5, 2007. The provider is doing business as Quest Diagnostics.

Q: What is Unilab Corporation's specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

Active since February 05, 2007CLIA 05D0909695 · Accreditation

9500 STOCKDALE HWY, SUITE 107, BAKERSFIELD, CA 93311(661) 664-1320(661) 664-1581 Get Directions Write a Review

NPPES record last updated: December 10, 2018. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Quest Diagnostics NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

QUEST DIAGNOSTICS (NPI 1508905829) is a healthcare organization registered as a clinical medical laboratory in Bakersfield, California and active in the NPI registry since February 2007. The organization holds an CLIA Accreditation certificate valid through January 10, 2028 and lists Charles Albert Bowles, Vice President, as its authorized official.

NPPES Registry Identity

NPI1508905829

Entity TypeOrganization

Primary Taxonomy291U00000X

Legal Business NameUNILAB CORPORATION

Location Address9500 STOCKDALE HWY, SUITE 107Bakersfield, CA 93311-3621

Mailing Address1201 S Collegeville RdCollegeville, PA 19426-2998 · (866) 697-8378

Phone(661) 664-1320

Fax(661) 664-1581

Organization SubpartYesParent: Quest Diagnostics Incorporated

Authorized OfficialCharles Albert BowlesVice President · (610) 454-4122

Enumeration DateFebruary 5, 2007

Last NPPES UpdateDecember 10, 2018

✔ NPI 1508905829 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories

Taxonomy Code291U00000X

License✔ Licensed in CA · 05D0909695

Definition

(1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.

9500 STOCKDALE HWY, Bakersfield, CA 93311

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Other Names 1

Doing Business AsQuest Diagnostics

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Accreditation 05D0909695

Unilab Corporation Dba Quest Diagnostics · Bakersfield, CA

Active · expires Jan 10, 2028

CLIA Number05D0909695

Laboratory TypeIndustrial

Certificate Effective DateJanuary 11, 2026

Certificate Expiration DateJanuary 10, 2028

Laboratory DirectorDr. Linda Shi

Laboratory Phone(661) 664-1320

Laboratory LocationUnilab Corporation Dba Quest Diagnostics9500 Stockdale Highway Ste 107, Bakersfield, CA 93311

CLIA data matches this NPI record on: Address Name Phone

This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

Areas of Expertise CMS Part B claims 14

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

337 services244 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

305 services193 patients

Blood test, comprehensive group of blood chemicals 80053

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

262 services189 patients

Blood test, clotting time 85610

A clotting time blood test helps determine how quickly your blood forms clots, a process crucial to stop bleeding. During the test, a small blood sample is taken from your arm. The sample is then analyzed in a lab to see how long it takes for a clot to form.

156 services70 patients

Blood test, basic group of blood chemicals (calcium, total) 80048

A basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.

121 services99 patients

Manual urinalysis test with examination using microscope, automated 81001

A manual urinalysis test with automated microscopic examination is a lab process that checks your urine for health indicators. It involves a machine scanning your sample to identify any abnormal elements, which can assist in diagnosing various conditions.

75 services67 patients

Measurement c-reactive protein for detection of infection or inflammation 86140

C-reactive protein (CRP) test is a blood test that checks for signs of inflammation or infection in the body. High levels of CRP often suggest that there's inflammation or a bacterial infection. This test helps in monitoring and managing conditions like arthritis and heart disease.

73 services32 patients

Coagulation assessment blood test, plasma or whole blood 85730

A coagulation assessment blood test evaluates how well your blood clots, helping identify potential bleeding or clotting disorders. This test uses a sample of your plasma or whole blood. It's a standard procedure to ensure your body's clotting process is functioning properly.

64 services48 patients

Red blood cell sedimentation rate, to detect inflammation, automated 85652

The Red Blood Cell Sedimentation Rate is a test that helps detect inflammation in the body. It's automated, meaning a machine does the work. This test measures how fast red blood cells settle at the bottom of a tube in an hour. A faster rate may indicate inflammation.

39 services37 patients

Natriuretic peptide (heart and blood vessel protein) level 83880

A natriuretic peptide level test is a blood test that helps doctors check for heart failure. It measures the amount of certain proteins that your heart and blood vessels produce when they are under stress. High levels may indicate heart disease.

31 services24 patients

Magnesium level 83735

A magnesium level test is a simple blood test that measures the amount of magnesium in your body. Magnesium is a crucial mineral that helps your nerves, muscles, and heart function properly. The test can help detect health conditions like kidney disease or malnutrition.

29 services20 patients

Phosphate level 84100

A phosphate level test measures the amount of phosphate in your blood. Phosphate is a chemical that contains the mineral phosphorus, crucial for energy production, muscle and nerve function, and bone growth. Imbalances may indicate kidney disease or other health issues.

26 services17 patients

Blood creatinine level 82565

A blood creatinine level test measures the amount of creatinine in your blood. Creatinine is a waste product that your body produces when it uses energy. High levels may indicate that your kidneys aren't working properly. This test is often used to monitor kidney health.

15 services11 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test 85027

A complete blood cell count (CBC) is an automated test that measures different components of the blood, including red cells, white cells, and platelets. It helps assess overall health, detect disorders like anemia or infection, and monitor medical treatments.

13 services13 patients

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BOBBY BRAMLETT D.C.

Chiropractor

9500 STOCKDALE HWY
BAKERSFIELD, CA 93311

Kern County (661) 321-3288

SAMI C SROUR M.D.

Orthopaedic Surgery

9500 STOCKDALE HWY, SUITE 106
BAKERSFIELD, CA 93311

Kern County (661) 664-2612

OCCUPATIONAL HEALTH CENTERS OF CALIFORNIA

Clinic/Center (Health Service)

9500 STOCKDALE HWY, SUITES 100 & 103
BAKERSFIELD, CA 93311

Kern County (661) 326-7536

MR. KENT EUGENE SIMMONS NURSE PRACTITIONER

Nurse Practitioner (Family)

9500 STOCKDALE HWY, SUITE 101
BAKERSFIELD, CA 93311

Kern County (661) 326-7536

DR. ASHOKKUMAR R. GHADIA M.D.

Family Medicine

9500 STOCKDALE HWY, #203
BAKERSFIELD, CA 93311

Kern County (661) 664-0252

MR. VITO G. ALMARAZ PA-C

Physician Assistant

9500 STOCKDALE HWY, #203
BAKERSFIELD, CA 93311

Kern County (661) 664-0252

MRS. DEANNA SALYARDS F.N.P.

Nurse Practitioner (Family)

9500 STOCKDALE HWY, #203
BAKERSFIELD, CA 93311

Kern County (661) 664-0252

SOUTHWEST URGENT CARE CENTER, INC.

Clinic/Center (Urgent Care)

9500 STOCKDALE HWY
BAKERSFIELD, CA 93311

Kern County (661) 321-3288

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Unilab Corporation's NPI number?

The NPI number for Unilab Corporation is 1508905829. It was assigned to this organization in the NPPES registry on February 5, 2007. The provider is doing business as Quest Diagnostics.

Where is Unilab Corporation located?

Unilab Corporation is located at 9500 Stockdale Hwy Suite 107, Bakersfield, CA 93311. The listed phone number is (661) 664-1320.

What is Unilab Corporation's specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

Does Unilab Corporation hold a CLIA laboratory certificate?

Yes. A Certificate of Accreditation (number 05D0909695) is associated with this NPI, valid through January 10, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Unilab Corporation was last updated on December 10, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

About Quest Diagnostics NPPES

NPPES Registry Identity

Specialties & Licenses

Other Names 1

CLIA Laboratory Certificates CMS CLIA

Certificate of Accreditation · 05D0909695

Areas of Expertise CMS Part B claims 14

Other Providers at the Same Location NPPES 20

Frequently Asked Questions NPPES & CMS

What is Unilab Corporation's NPI number?

Where is Unilab Corporation located?

What is Unilab Corporation's specialty?

Does Unilab Corporation hold a CLIA laboratory certificate?

When was this NPI record last updated?

Certificate of Accreditation 05D0909695