HOSPITAL FOR SPECIAL SURGERY
NPI 1821402306
Clinic/Center - Radiology in Stamford, CT

NPI Status: Active since June 12, 2014

Contact Information

1 BLACHLEY RD
HSS STAMFORD OUTPATIENT CENTER
STAMFORD, CT
ZIP 06902
Phone: (212) 774-2668

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  • Organization
  • Clinic/Center
  • Radiology
  • CLIA Number: 07D2156610
  • CLIA Cert. Type: Other - INTERVENTIONAL RADIOLOGY
  • CLIA Exp. Date: 10-21-2026

About HOSPITAL FOR SPECIAL SURGERY

This page provides the complete NPI Profile along with additional information for Hospital For Special Surgery, a provider established in Stamford, Connecticut operating as a Clinic/center, focusing in radiology . The healthcare provider is registered in the NPI registry with number 1821402306 assigned on June 2014. The practitioner's primary taxonomy code is 261QR0200X. The provider is registered as an organization and their NPI record was last updated 3 years ago. The provider's is doing business as Hospital For Special Surgery. The authorized official of this NPI record is Stacey Malakoff (Executive V.p. & Cfo)

NPI
1821402306
Provider Legal Name
NEW YORK SOCIETY FOR THE RELIEF OF THE RUPTURED AND CRIPPLED
Other Organization Name
HOSPITAL FOR SPECIAL SURGERY
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
1 BLACHLEY RD HSS STAMFORD OUTPATIENT CENTER STAMFORD, CT 06902
Location Phone
(212) 774-2668
Mailing Address
535 E 70TH ST NEW YORK, NY 10021
Mailing Phone
(212) 774-2668
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-12-2014
Last Update Date
01-31-2023
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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

Clinic/Center Radiology

Taxonomy Code
261QR0200X
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

STACEY MALAKOFF

Authorized Official Title
EXECUTIVE V.P. & CFO
Authorized Official Phone
(212) 606-1239

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
07D2156610
Facility Type
Other - INTERVENTIONAL RADIOLOGY
Certificate Effective Date
October 22, 2024
Certificate Expiration Date
October 21, 2026
Laboratory Director
SAMUEL A. TAYLOR
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Hospital For Special Surgery to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1821402306, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 8 + 0 + 4 + 3 + 0 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1821402306.

Other Providers at the Same Location


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

Specialist/Technologist (Athletic Trainer)
1 BLACHLEY RD, 2ND FLOOR, ORTHOPEDIC AND SPINE INSTITUTE
STAMFORD, CT 06902
Clinical Neuropsychologist
1 BLACHLEY RD, 2ND FLOOR
STAMFORD, CT 06902
Orthopaedic Surgery
1 BLACHLEY RD
STAMFORD, CT 06902
Physical Medicine & Rehabilitation (Pain Medicine)
1 BLACHLEY RD
STAMFORD, CT 06902
Orthopaedic Surgery
1 BLACHLEY RD
STAMFORD, CT 06902
Orthopaedic Surgery
1 BLACHLEY RD
STAMFORD, CT 06902
Orthopaedic Surgery
1 BLACHLEY RD
STAMFORD, CT 06902
Physician Assistant
1 BLACHLEY RD
STAMFORD, CT 06902
Orthopaedic Surgery
1 BLACHLEY RD
STAMFORD, CT 06902
Clinical Nurse Specialist (Family Health)
1 BLACHLEY RD
STAMFORD, CT 06902
Orthopaedic Surgery (Orthopaedic Trauma)
1 BLACHLEY RD
STAMFORD, CT 06902
Orthopaedic Surgery (Sports Medicine)
1 BLACHLEY RD
STAMFORD, CT 06902
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
1 BLACHLEY RD
STAMFORD, CT 06902
Physician Assistant (Medical)
1 BLACHLEY RD
STAMFORD, CT 06902
Family Medicine
1 BLACHLEY RD
STAMFORD, CT 06902
Psychologist
1 BLACHLEY RD, 2ND FLOOR
STAMFORD, CT 06902
Physical Therapist
1 BLACHLEY RD
STAMFORD, CT 06902
Physician Assistant
1 BLACHLEY RD
STAMFORD, CT 06902
Physician Assistant (Surgical)
1 BLACHLEY RD
STAMFORD, CT 06902
Physician Assistant
1 BLACHLEY RD
STAMFORD, CT 06902

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821402306, enumerated as an "organization" on June 12, 2014.

The provider is located at 1 BLACHLEY RD HSS STAMFORD OUTPATIENT CENTER STAMFORD, CT 06902 and the phone number is (212) 774-2668.

Clinic/Center with taxonomy code 261QR0200X and a focus in Radiology.