WASHINGTON UNIVERSITY
NPI 1235235532
Clinical Medical Laboratory in Saint Louis, MO

Q: What is Washington University's NPI number?

The NPI number for Washington University is 1235235532. It was assigned to this organization in the NPPES registry on September 15, 2006. The provider is also known as Neuromuscular Lab.

Q: What is Washington University's specialty?

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

Active since September 15, 2006

509 S EUCLID AVE, SAINT LOUIS, MO 63110(314) 362-3281 Get Directions Write a Review

NPPES record last updated: April 25, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Washington University NPPES

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

WASHINGTON UNIVERSITY (NPI 1235235532) is a healthcare organization registered as a clinical medical laboratory in Saint Louis, Missouri and active in the NPI registry since September 2006. The organization lists Cathy Eghigian, Senior Director Managed Care, as its authorized official.

NPPES Registry Identity

NPI1235235532

Entity TypeOrganization

Primary Taxonomy291U00000X

Legal Business NameWASHINGTON UNIVERSITY

Location Address509 S EUCLID AVESaint Louis, MO 63110-1007

Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 273-0770

Phone(314) 362-3281

Organization SubpartNo

Authorized OfficialCathy EghigianSenior Director Managed Care · (314) 273-0770

Enumeration DateSeptember 15, 2006

Last NPPES UpdateApril 25, 2025

NPPES CertifiedApril 25, 2025

✔ NPI 1235235532 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories

Taxonomy Code291U00000X

License✔ Licensed in MO · 26D0652044

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.

509 S EUCLID AVE, Saint Louis, MO 63110

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Other Names 1

Other NameNeuromuscular Lab

Other Identifiers 1

Medicaid702840109MO

Areas of Expertise CMS Part B claims 18

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.

Measurement of substance using immunoassay technique 83520

An immunoassay technique is a laboratory method used to detect and measure specific substances in the body. This is done by using antibodies that can recognize and bind to these substances. The results can help in diagnosing and monitoring various health conditions.

4,728 services466 patients

Protein measurement, immunological probe for band identification 84182

This procedure measures specific proteins in your body using an immunological probe. It helps in identifying different protein bands, which can indicate various health conditions. This test is non-invasive and provides valuable information about your health.

1,681 services334 patients

Evaluation of specimen enzymes 88319

Evaluation of specimen enzymes is a lab test that analyzes certain proteins in your body. These proteins, or enzymes, play a key role in various bodily functions. Changes in enzyme levels may indicate health issues. This test aids in diagnosing and monitoring diseases.

532 services40 patients

Special stained specimen slides to examine tissue, each additional procedure 88341

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

493 services38 patients

Special stained specimen slides to examine tissue, each additional procedure 88341

309 services25 patients

Evaluation of specimen enzymes 88319

274 services26 patients

Special stained specimen slides to examine tissue and frozen preparation of specimen including interpretation and report 88314

This process involves staining tissue samples on slides to highlight different elements and examine them under a microscope. In some cases, the specimen is quickly frozen to preserve its structure. A detailed report is provided after interpretation of the results.

263 services40 patients

Special stained specimen slides to examine tissue and frozen preparation of specimen including interpretation and report 88314

157 services53 patients

Analysis of substance using immunoassay technique, multiple step method 83516

This procedure involves the use of an immunoassay, a highly sensitive technique, to detect and measure substances in your body. It involves multiple steps and is commonly used in diagnosing and monitoring various health conditions.

127 services112 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

87 services54 patients

Special stained specimen slides to examine tissue, initial procedure 88342

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

77 services40 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

66 services42 patients

Special stained specimen slides to examine tissue, initial procedure 88342

62 services53 patients

Antibody evaluation, initial single antibody stain procedure 88346

An antibody evaluation, initial single antibody stain procedure is a laboratory test. It's designed to identify specific proteins, or antibodies, in your body. This can help diagnose certain conditions or monitor your immune system's response to treatments. The procedure involves staining a single type of antibody for detection.

56 services27 patients

Microscopic genetic analysis of nerve tissue 88356

Microscopic genetic analysis of nerve tissue is a test where a tiny sample of your nerve tissue is examined under a microscope. This helps identify any genetic changes or abnormalities that may be affecting your nervous system's health. The procedure is safe and can provide crucial insights for treatment.

56 services27 patients

Microscopic genetic analysis of muscle 88355

Microscopic genetic analysis of muscle is a test that examines your muscle tissues at a cellular level. This helps identify any genetic abnormalities that may cause muscle disorders. It involves taking a small tissue sample and studying it under a microscope.

45 services41 patients

Measurement of antibody to noninfectious agent 86256

The measurement of antibody to noninfectious agent is a test that checks your body's immune response to a non-disease causing substance. This could be anything from a food allergen to a medication. It helps doctors understand how your immune system reacts to these substances.

38 services37 patients

Microscopic genetic analysis of muscle 88355

28 services26 patients

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Other Providers at the Same Location NPPES 2

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

WASHINGTON UNIVERSITY

Clinical Medical Laboratory

509 S EUCLID AVE
SAINT LOUIS, MO 63110

St. Louis City (314) 362-5641

IMRAN JOHN ANWAR

Surgery

509 S EUCLID AVE
SAINT LOUIS, MO 63110

St. Louis City (919) 684-8111

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 Washington University's NPI number?

The NPI number for Washington University is 1235235532. It was assigned to this organization in the NPPES registry on September 15, 2006. The provider is also known as Neuromuscular Lab.

Where is Washington University located?

Washington University is located at 509 S Euclid Ave, Saint Louis, MO 63110. The listed phone number is (314) 362-3281.

What is Washington University's specialty?

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

When was this NPI record last updated?

The NPPES record for Washington University was last updated on April 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.