TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
NPI 1609233253
Durable Medical Equipment & Medical Supplies in New York, NY

NPI Status: Active since January 26, 2016

Contact Information

590 5TH AVE
5TH FLOOR
NEW YORK, NY
ZIP 10036
Phone: (212) 305-5974

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About TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK

This page provides the complete NPI Profile along with additional information for Trustees Of Columbia University In The City Of New York, a provider established in New York, New York operating as a Durable Medical Equipment & Medical Supplies. The healthcare provider is registered in the NPI registry with number 1609233253 assigned on January 2016. The practitioner's primary taxonomy code is 332B00000X. The provider is registered as an organization and their NPI record was last updated March 2026. Trustees Of Columbia University In The City Of New York operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's . The authorized official of this NPI record is Dr. James Michael Mckiernan Md (Chief Executive Officer)

NPI
1609233253
Provider Legal Name
TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
590 5TH AVE 5TH FLOOR NEW YORK, NY 10036
Location Phone
(212) 305-5974
Mailing Address
400 KELBY ST FORT LEE, NJ 07024
Mailing Phone
(212) 853-6414
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
01-26-2016
Last Update Date
03-18-2026
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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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207X00000XAllopathic & Osteopathic Physicians

Orthopaedic Surgery

 

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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

DR. JAMES MICHAEL MCKIERNAN MD

Authorized Official Title
CHIEF EXECUTIVE OFFICER
Authorized Official Phone
(212) 305-5526

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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 1609233253, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
6
Unchanged
Pos 3
0
Doubled → 0
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
3
Unchanged
Pos 7
3
Doubled → 6
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
3
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 2 → 4 3 → 6 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 4 + 3 + 6 + 2 + 1 + 0 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1609233253.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Internal Medicine
590 5TH AVE
NEW YORK, NY 10036

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609233253, enumerated as an "organization" on January 26, 2016.

The provider is located at 590 5TH AVE 5TH FLOOR NEW YORK, NY 10036 and the phone number is (212) 305-5974.

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