CLAIRE FLOYD-LAPP
NPI 1639957178
Social Worker - School in Greenfield, MA

NPI Status: Active since September 18, 2023

Contact Information

296 FEDERAL ST
GREENFIELD, MA
ZIP 01301
Phone: (413) 774-5411

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

Individual
Female
Social Worker
School

About CLAIRE FLOYD-LAPP

This page provides the complete NPI Profile along with additional information for Claire Floyd-lapp, a provider established in Greenfield, Massachusetts with a medical specialization in Social Worker, focusing in school . The healthcare provider is registered in the NPI registry with number 1639957178 assigned on September 2023. The practitioner's primary taxonomy code is 1041S0200X. The provider is registered as an individual and her NPI record was last updated 3 years ago.

NPI: 1639957178
Provider Name: CLAIRE FLOYD-LAPP
Gender: Female
Entity Type: Individual
Location Address: 296 FEDERAL ST GREENFIELD, MA 01301
Location Phone: (413) 774-5411
Mailing Address: 1 CHAPIN WAY UNIT 4480 NORTHAMPTON, MA 01063
Mailing Phone: (971) 221-4762
Is Sole Proprietor?: No
Enumeration Date: 09-18-2023
Last Update Date: 09-18-2023
Code Navigator

A school social worker like Claire Floyd-lapp works with teachers, parents, and school administrators to develop plans and strategies to improve students' academic performance and social development. Students are referred to school social workers to deal with problems like aggressive behavior, bullying, or frequent school absences.

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: Social Worker School
Taxonomy Code: 1041S0200X
Type: Behavioral Health & Social Service Providers

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 1639957178, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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 → 6

Pos 4

Unchanged

Pos 5

Doubled → 18 → 1 + 8

Pos 6

Unchanged

Pos 7

Doubled → 14 → 1 + 4

Pos 8

Unchanged

Pos 9

Doubled → 14 → 1 + 4

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 3 → 6 9 → 18 → 9 7 → 14 → 5 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 1 + 8 + 5 + 1 + 4 + 1 + 1 + 4 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1639957178.