QUEST DIAGNOSTICS MASSACHUSETTS LLC
NPI 1508306747
Clinical Medical Laboratory in Worcester, MA

NPI Status: Active since March 07, 2017

Contact Information

366 SHREWSBURY ST
WORCESTER, MA
ZIP 01604
Phone: (508) 755-1233

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  • Organization
  • Clinical Medical Laboratory
  • CLIA Number: 22D1034604
  • CLIA Cert. Type: Independent
  • CLIA Exp. Date: 04-12-2027

About QUEST DIAGNOSTICS MASSACHUSETTS LLC

This page provides the complete NPI Profile along with additional information for Quest Diagnostics Massachusetts Llc, a provider established in Worcester, Massachusetts operating as a Clinical Medical Laboratory. The healthcare provider is registered in the NPI registry with number 1508306747 assigned on March 2017. The practitioner's primary taxonomy code is 291U00000X. The provider is registered as an organization and their NPI record was last updated 4 years ago. The authorized official of this NPI record is David Michael Betz (Regional Finance Director)

NPI
1508306747
Provider Name
QUEST DIAGNOSTICS MASSACHUSETTS LLC
Entity Type
Organization
Location Address
366 SHREWSBURY ST WORCESTER, MA 01604
Location Phone
(508) 755-1233
Mailing Address
1201 S COLLEGEVILLE RD COLLEGEVILLE, PA 19146
Mailing Phone
(610) 454-6147
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
03-07-2017
Last Update Date
10-25-2022
Code Navigator

Establishments like Quest Diagnostics Massachusetts Llc are healthcare facilities that may perform a wide range of laboratory procedures, assisted by doctors and medical technologists. Laboratories can be categorized according to their function as common diagnostic labs or specialty labs that conduct specialized or confirmatory tests. Different clinical laboratories could specialize in clinical chemistry, clinical microbiology, hematology, serology, clinical microscopy, cytopathology, molecular biology, or public health. Please inquire directly with this provider to confirm their test menu.

Clinical labs in the U.S. that perform human testing are regulated by the Centers for Medicare & Medicaid Services (CMS) through the Clinical Laboratory Improvement Amendments (CLIA) program. The purpose of the CLIA program is to guarantee the quality of laboratory testing. This provider has a CLIA number assigned, and undergoes regular inspections to ensure compliance and quality.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Clinical Medical Laboratory

Taxonomy Code
291U00000X
Type
Laboratories
Taxonomy Description
(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.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DAVID MICHAEL BETZ

Authorized Official Title
REGIONAL FINANCE DIRECTOR
Authorized Official Phone
(484) 676-7000

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Amylase (enzyme) level

Amylase is an enzyme that helps break down starches into sugars during digestion. An amylase level test measures the amount of this enzyme in your blood or urine. This test helps identify conditions like pancreatitis or other digestive issues.

This service was performed 33 times for 24 patients

Automated urinalysis test

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

This service was performed 30 times for 29 patients

Bilirubin level, direct

A direct bilirubin test measures a form of bilirubin in your blood. Bilirubin is a substance produced during the normal breakdown of red blood cells. High levels may indicate liver or blood disorders. This test helps diagnose and monitor these conditions.

This service was performed 114 times for 105 patients

Blood creatinine level

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.

This service was performed 64 times for 52 patients

Blood potassium level

A blood potassium level test measures the amount of potassium in your blood. Potassium is a vital mineral for the body, helping nerves and muscles, especially the heart, to function properly. Abnormal levels can cause health issues like irregular heartbeat, muscle weakness, or numbness.

This service was performed 16 times for 12 patients

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

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.

This service was performed 591 times for 524 patients

Blood test, clotting time

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.

This service was performed 642 times for 171 patients

Blood test, comprehensive group of blood chemicals

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.

This service was performed 1,038 times for 834 patients

Coagulation assessment blood test, plasma or whole blood

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.

This service was performed 15 times for 15 patients

Coagulation function measurement, d-dimer; quantitative

A quantitative D-dimer test measures the amount of D-dimer, a protein fragment, in your blood. This test helps detect abnormal blood clotting. D-dimer levels can rise in conditions where clots are forming and breaking down, such as deep vein thrombosis or pulmonary embolism.

This service was performed 191 times for 184 patients

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

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.

This service was performed 55 times for 44 patients

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

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.

This service was performed 1,584 times for 1,222 patients

Creatine kinase (cardiac enzyme) level, total

The total Creatine Kinase (CK) level test is a blood test that helps assess the health of your heart. It measures an enzyme called CK that's released into the bloodstream when heart or other muscle tissue is damaged. High levels may indicate a heart attack or muscle disorder.

This service was performed 55 times for 48 patients

Insertion of needle into vein for collection of blood sample

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.

This service was performed 652 times for 264 patients

Lactate dehydrogenase (enzyme) level

A Lactate Dehydrogenase level test measures the amount of this enzyme in your body. It's often done when tissue damage is suspected, as high levels can indicate issues like heart disease, lung disease, liver disease, or blood disorders. This test helps in diagnosing and monitoring these conditions.

This service was performed 34 times for 22 patients

Lipase (fat enzyme) level

A Lipase Level test measures the amount of lipase in your blood. Lipase is an enzyme that helps your body digest fats. High or low levels can indicate problems with your pancreas, such as pancreatitis or other conditions. This test helps your doctor diagnose and monitor these conditions.

This service was performed 269 times for 246 patients

Liver enzyme (sgot), level

A Liver Enzyme (SGOT) Level test is a simple blood test used to measure the amount of certain enzymes in your blood. These enzymes are normally found in liver cells. If the liver is damaged or diseased, these enzymes can leak into your bloodstream, indicating potential liver issues.

This service was performed 12 times for 12 patients

Liver enzyme (sgpt), level

A liver enzyme (SGPT) level test is a blood test that checks the health of your liver. SGPT is an enzyme found in your liver cells. If your liver is damaged or inflamed, SGPT can leak into your bloodstream, raising the enzyme level. This test helps identify liver diseases early.

This service was performed 16 times for 14 patients

Liver function blood test panel

A liver function blood test panel helps check the health of your liver. It measures various proteins, liver enzymes, and bilirubin in your blood. If these levels are too high or too low, it could signal a liver problem. It's a simple, non-invasive test that involves drawing blood.

This service was performed 30 times for 22 patients

Magnesium level

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.

This service was performed 181 times for 102 patients

Manual urinalysis test with examination using microscope, automated

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.

This service was performed 108 times for 95 patients

Natriuretic peptide (heart and blood vessel protein) level

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.

This service was performed 51 times for 50 patients

Phosphate level

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.

This service was performed 121 times for 43 patients

Red blood cell sedimentation rate, to detect inflammation, automated

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.

This service was performed 148 times for 101 patients

Troponin (protein) analysis, quantitative

Troponin analysis is a blood test that checks for damage to the heart. Elevated levels of troponin, a protein in heart cells, can indicate a heart attack. This test helps in early detection and management of heart-related issues.

This service was performed 252 times for 244 patients

Urea nitrogen level to assess kidney function, quantitative

The urea nitrogen level test is a routine blood test that checks the amount of urea nitrogen in your blood to evaluate how well your kidneys are working. If the levels are higher than normal, it may indicate that your kidneys are not functioning properly.

This service was performed 38 times for 29 patients

Uric acid level, blood

A blood uric acid level test measures the amount of uric acid in your blood. Uric acid is a waste product that your body produces when it breaks down purines, substances found in your body and in certain foods. High levels may lead to gout or kidney stones.

This service was performed 71 times for 67 patients

Urinalysis using microscope

Urinalysis with a microscope is a test that helps detect issues in your body. A small sample of your urine is examined under a microscope. This allows the detection of substances not visible to the naked eye, aiding in diagnosing various health conditions.

This service was performed 382 times for 345 patients

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
22D1034604
Facility Type
Independent
Certificate Effective Date
April 13, 2025
Certificate Expiration Date
April 12, 2027
Laboratory Director
LOKINENDI V. RAO
Certificate Type
Certificate of Compliance
Certificate Type Description
This CLIA certificate is issued to Quest Diagnostics Massachusetts Llc after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements. This type of certificate is issued to laboratories that perform nonwaived (moderate and/or high complexity) testing.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1508306747, we treat the final digit (7) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
0
Doubled → 0
Pos 4
8
Unchanged
Pos 5
3
Doubled → 6
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
7
Unchanged
Pos 9
4
Doubled → 8
Check
7
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 0 → 0 3 → 6 6 → 12 → 3 4 → 8

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 0 + 8 + 6 + 0 + 1 + 2 + 7 + 8 + 24 = 63

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1508306747.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Family Medicine
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Internal Medicine
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Pediatrics
366 SHREWSBURY ST
WORCESTER, MA 01604
Clinic/Center (Infusion Therapy)
366 SHREWSBURY ST
WORCESTER, MA 01604
Registered Nurse
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Emergency Medicine
366 SHREWSBURY ST
WORCESTER, MA 01604
Physician Assistant (Medical)
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Nurse Practitioner (Family)
366 SHREWSBURY ST
WORCESTER, MA 01604
Physician Assistant
366 SHREWSBURY ST
WORCESTER, MA 01604
Family Medicine
366 SHREWSBURY ST
WORCESTER, MA 01604

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1508306747, enumerated as an "organization" on March 07, 2017.

The provider is located at 366 SHREWSBURY ST WORCESTER, MA 01604 and the phone number is (508) 755-1233.

Clinical Medical Laboratory with taxonomy code 291U00000X.