DANIEL M. LIBBY, M.D., PLLC
NPI 1508916065
Specialist in New York, NY

NPI Status: Active since January 10, 2007

Contact Information

635 MADISON AVE
SUITE 1101
NEW YORK, NY
ZIP 10022
Phone: (212) 628-6611
Fax: (212) 517-6625

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  • Specialist

About DANIEL M. LIBBY, M.D., PLLC

This page provides the complete NPI Profile along with additional information for Daniel M. Libby, M.d., Pllc, a provider established in New York, New York operating as a Specialist. The healthcare provider is registered in the NPI registry with number 1508916065 assigned on January 2007. The practitioner's primary taxonomy code is 174400000X with license number 124136 (NY). The provider is registered as an organization and their NPI record was last updated 6 years ago. Daniel M. Libby, M.d., Pllc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Daniel M Libby M.d. (President)

NPI
1508916065
Provider Name
DANIEL M. LIBBY, M.D., PLLC
Entity Type
Organization
Location Address
635 MADISON AVE SUITE 1101 NEW YORK, NY 10022
Location Phone
(212) 628-6611
Location Fax
(212) 517-6625
Mailing Address
635 MADISON AVE SUITE 1101 NEW YORK, NY 10022
Mailing Phone
(212) 628-6611
Mailing Fax
(212) 517-6625
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-10-2007
Last Update Date
08-22-2020
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
124136
License State
NY
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

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. DANIEL M LIBBY M.D.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(212) 628-6611

Reviews for DANIEL M. LIBBY, M.D., PLLC

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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 1508916065, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
0
Doubled → 0
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
1
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
0
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
5
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 9 → 18 → 9 6 → 12 → 3 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 0 + 8 + 1 + 8 + 1 + 1 + 2 + 0 + 1 + 2 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1508916065.

Other Providers at the Same Location


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

Internal Medicine
635 MADISON AVE, FL 7
NEW YORK, NY 10022
Obstetrics & Gynecology
635 MADISON AVE, FL 8
NEW YORK, NY 10022
Internal Medicine
635 MADISON AVE, FL 7
NEW YORK, NY 10022
Internal Medicine
635 MADISON AVE, FL 7
NEW YORK, NY 10022
Internal Medicine
635 MADISON AVE, FL 8
NEW YORK, NY 10022
Internal Medicine
635 MADISON AVE, FL 8
NEW YORK, NY 10022
Internal Medicine (Rheumatology)
635 MADISON AVE, FL 8
NEW YORK, NY 10022
Internal Medicine (Rheumatology)
635 MADISON AVE, FL 7
NEW YORK, NY 10022
Internal Medicine
635 MADISON AVE, FL 8
NEW YORK, NY 10022
Obstetrics & Gynecology
635 MADISON AVE, FL 8
NEW YORK, NY 10022
Obstetrics & Gynecology
635 MADISON AVE, FL 8
NEW YORK, NY 10022
Internal Medicine
635 MADISON AVE, FL 8
NEW YORK, NY 10022
Dermatology
635 MADISON AVE
NEW YORK, NY 10022
Dermatology (Clinical & Laboratory Dermatological Immunology)
635 MADISON AVE
NEW YORK, NY 10022
Psychiatry & Neurology (Neurology)
635 MADISON AVE, SUITE 400
NEW YORK, NY 10022
Dentist (Prosthodontics)
635 MADISON AVE, 19TH FLOOR
NEW YORK, NY 10022
Internal Medicine (Gastroenterology)
635 MADISON AVE, 17TH FLOOR
NEW YORK, NY 10022
Dentist (Prosthodontics)
635 MADISON AVE, SUITE 1301
NEW YORK, NY 10022
Obstetrics & Gynecology (Reproductive Endocrinology)
635 MADISON AVE, 10TH FLOOR
NEW YORK, NY 10022
Obstetrics & Gynecology (Reproductive Endocrinology)
635 MADISON AVE, 10TH FLOOR
NEW YORK, NY 10022

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1508916065, enumerated as an "organization" on January 10, 2007.

The provider is located at 635 MADISON AVE SUITE 1101 NEW YORK, NY 10022 and the phone number is (212) 628-6611.

Specialist with taxonomy code 174400000X.