DUMONT MEDICAL PLLC
NPI 1003684911
Clinic/Center - Mental Health (Including Community Mental Health Center) in New York, NY

NPI Status: Active since December 20, 2023

Contact Information

515 MADISON AVE FL 21
NEW YORK, NY
ZIP 10022
Phone: (646) 394-9996

NPI Profile Information
Primary Taxonomy
Secondary Locations
Authorized Official
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Organization
Clinic/Center
Mental Health (Including Community Menta...

About DUMONT MEDICAL PLLC

This page provides the complete NPI Profile along with additional information for Dumont Medical Pllc, a provider established in New York, New York operating as a Clinic/center, focusing in mental health (including community mental health center) . The healthcare provider is registered in the NPI registry with number 1003684911 assigned on December 2023. The practitioner's primary taxonomy code is 261QM0801X. The provider is registered as an organization and their NPI record was last updated March 2026. The provider's . The authorized official of this NPI record is Dr. Steven Radowitz Md (Physician Owner)

NPI: 1003684911
Provider Legal Name: DUMONT MEDICAL PLLC
Other Organization Name
Other Name Type: (6)
Entity Type: Organization
Location Address: 515 MADISON AVE FL 21 NEW YORK, NY 10022
Location Phone: (646) 394-9996
Mailing Address: 515 MADISON AVE FL 21 NEW YORK, NY 10022
Mailing Phone: (917) 566-6726
Is Sole Proprietor?: No
Is Organization Subpart?: No
Enumeration Date: 12-20-2023
Last Update Date: 03-03-2026
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Location Map

Secondary Locations

200 E Eckerson Rd Ste 280
New City, NY 10956
(646) 394-9996

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: Clinic/Center Mental Health (Including Community Mental Health Center)
Taxonomy Code: 261QM0801X
Type: Ambulatory Health Care Facilities

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. STEVEN RADOWITZ MD
Authorized Official Title: PHYSICIAN OWNER
Authorized Official Phone: (917) 566-6726

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 1003684911, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 0

Pos 4

Unchanged

Pos 5

Doubled → 12 → 1 + 2

Pos 6

Unchanged

Pos 7

Doubled → 8

Pos 8

Unchanged

Pos 9

Doubled → 2

Check

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 6 → 12 → 3 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 0 + 3 + 1 + 2 + 8 + 8 + 9 + 2 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1

This NPI is valid

The calculated check digit is 1, which matches the last digit of 1003684911.