WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
NPI 1528258548
Durable Medical Equipment & Medical Supplies in Saint Louis, MO

NPI Status: Active since July 26, 2007

Contact Information

1040 N MASON RD
SAINT LOUIS, MO
ZIP 63141
Phone: (314) 935-0770
Fax: (314) 935-0575

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  • Organization
  • Durable Medical Equipment & Medical Supp...
  • CLIA Number: 26D0686421
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 10-03-2026

About WASHINGTON UNIVERSITY SCHOOL OF MEDICINE

This page provides the complete NPI Profile along with additional information for Washington University School Of Medicine, a provider established in Saint Louis, Missouri operating as a Durable Medical Equipment & Medical Supplies. The healthcare provider is registered in the NPI registry with number 1528258548 assigned on July 2007. The practitioner's primary taxonomy code is 332B00000X. The provider is registered as an organization and their NPI record was last updated one year ago. The provider's . The authorized official of this NPI record is Cathy Eghigian (Senior Director Managed Care)

NPI
1528258548
Provider Legal Name
WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
1040 N MASON RD SAINT LOUIS, MO 63141
Location Phone
(314) 935-0770
Location Fax
(314) 935-0575
Mailing Address
PO BOX 7412011 CHICAGO, IL 60674
Mailing Phone
(314) 273-0770
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-26-2007
Last Update Date
04-17-2025
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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

Durable Medical Equipment & Medical Supplies

Taxonomy Code
332B00000X
Type
Suppliers
Taxonomy Description
A supplier of medical equipment such as respirators, wheelchairs, home dialysis systems, or monitoring systems, that are prescribed by a physician for a patient's use in the home and that are usable for an extended period of time.

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

CATHY EGHIGIAN

Authorized Official Title
SENIOR DIRECTOR MANAGED CARE
Authorized Official Phone
(314) 273-0770

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
26D0686421
Facility Type
Physician Office
Certificate Effective Date
October 04, 2024
Certificate Expiration Date
October 03, 2026
Laboratory Director
MARTHA L. COUNCIL
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to Washington University School Of Medicine in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate 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 1528258548, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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
2
Doubled → 4
Pos 4
8
Unchanged
Pos 5
2
Doubled → 4
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
4
Doubled → 8
Check
8
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 2 → 4 2 → 4 8 → 16 → 7 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 4 + 8 + 4 + 5 + 1 + 6 + 5 + 8 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1528258548.

Other Providers at the Same Location


The following 17 providers are registered at the same or a nearby location.

Nurse Practitioner (Adult Health)
1040 N MASON RD
SAINT LOUIS, MO 63141
Ophthalmology
1040 N MASON RD, SUITE 219
SAINT LOUIS, MO 63141
Surgery
1040 N MASON RD, STE G03
SAINT LOUIS, MO 63141
Clinic/Center (Medical Specialty)
1040 N MASON RD, SUITE 206
SAINT LOUIS, MO 63141
Clinic/Center (Primary Care)
1040 N MASON RD, SUITE 102
SAINT LOUIS, MO 63141
Clinic/Center (Medical Specialty)
1040 N MASON RD, SUITE 102
SAINT LOUIS, MO 63141
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1040 N MASON RD, SUITE 102
SAINT LOUIS, MO 63141
Specialist
1040 N MASON RD, STE G-03
ST LOUIS, MO 63141
Durable Medical Equipment & Medical Supplies
1040 N MASON RD, SUITE 122
SAINT LOUIS, MO 63141
Physician Assistant
1040 N MASON RD, SUITE 103
SAINT LOUIS, MO 63141
Social Worker (Clinical)
1040 N MASON RD, SUITE 115
SAINT LOUIS, MO 63141
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
1040 N MASON RD, SUITE G03
SAINT LOUIS, MO 63141
Colon & Rectal Surgery
1040 N MASON RD, STE 120
SAINT LOUIS, MO 63141
Specialist
1040 N MASON RD, SUITE 112
SAINT LOUIS, MO 63141
Surgery
1040 N MASON RD, 214
ST LOUIS, MO 63141
Physician Assistant (Surgical)
1040 N MASON RD, DIV SURG UROLOGY
SAINT LOUIS, MO 63141
Internal Medicine (Gastroenterology)
1040 N MASON RD, DIV IM GASTROENTEROLOGY, STE 206
CREVE COEUR, MO 63141

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528258548, enumerated as an "organization" on July 26, 2007.

The provider is located at 1040 N MASON RD SAINT LOUIS, MO 63141 and the phone number is (314) 935-0770.

Durable Medical Equipment & Medical Supplies with taxonomy code 332B00000X.