MISS MARGARET NORA CLAPP RN, FNP-C
NPI 1649117615
Clinical Nurse Specialist - Pediatrics in Paramus, NJ

NPI Status: Active since April 29, 2026

Contact Information

4 VALLEY HEALTH PLZ
PARAMUS, NJ
ZIP 07652
Phone: (201) 447-8000

NPI Profile Information
Primary Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Clinical Nurse Specialist
Pediatrics

About MARGARET CLAPP

This page provides the complete NPI Profile along with additional information for Margaret Clapp, a provider established in Paramus, New Jersey with a medical specialization in Clinical Nurse Specialist, focusing in pediatrics . The healthcare provider is registered in the NPI registry with number 1649117615 assigned on April 2026. The practitioner's primary taxonomy code is 364SP0200X with license number 26NJ15484300 (NJ). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI: 1649117615
Provider Name: MISS MARGARET NORA CLAPP RN, FNP-C
Gender: Female
Entity Type: Individual
Location Address: 4 VALLEY HEALTH PLZ PARAMUS, NJ 07652
Location Phone: (201) 447-8000
Mailing Address: 399 PATHWAY MNR WYCKOFF, NJ 07481
Mailing Phone: (201) 421-8668
Is Sole Proprietor?: No
Enumeration Date: 04-29-2026
Last Update Date: 04-29-2026
Code Navigator

A Clinical Nurse Specialist (CNS) like Margaret Clapp is a type of advanced practice registered nurse (APRN) that provides direct patient care in various nursing specialties, including pediatrics or psychiatric-mental health. CNSs collaborate with other nurses and medical professionals to improve patient care quality. CNSs are often positioned in leadership roles where they may provide education and mentorship to other nursing personnel. Additionally, CNSs may also conduct research and advocate for certain healthcare policies.

Location Map

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: Clinical Nurse Specialist Pediatrics
Taxonomy Code: 364SP0200X
Type: Physician Assistants & Advanced Practice Nursing Providers
License No.: 26NJ15484300
License State: NJ

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 1649117615, 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 8

Pos 4

Unchanged

Pos 5

Doubled → 2

Pos 6

Unchanged

Pos 7

Doubled → 14 → 1 + 4

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 4 → 8 1 → 2 7 → 14 → 5 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 2 + 1 + 1 + 4 + 6 + 2 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5

This NPI is valid

The calculated check digit is 5, which matches the last digit of 1649117615.