ALLISON NADINE NELSON LMSW
NPI 1407710312
Social Worker in Valley Stream, NY

NPI Status: Active since December 15, 2025

Contact Information

8 IRVING ST
VALLEY STREAM, NY
ZIP 11580
Phone: (347) 869-0308

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  • Individual
  • Female
  • Social Worker

About ALLISON NELSON

This page provides the complete NPI Profile along with additional information for Allison Nelson, a provider established in Valley Stream, New York with a medical specialization in Social Worker. The healthcare provider is registered in the NPI registry with number 1407710312 assigned on December 2025. The practitioner's primary taxonomy code is 104100000X with license number 129857-01 (NY). The provider is registered as an individual and her NPI record was last updated December 2025. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1407710312
Provider Name
ALLISON NADINE NELSON LMSW
Gender
Female
Entity Type
Individual
Location Address
8 IRVING ST VALLEY STREAM, NY 11580
Location Phone
(347) 869-0308
Mailing Address
8 IRVING ST VALLEY STREAM, NY 11580
Mailing Phone
(347) 869-0308
Is Sole Proprietor?
Yes
Enumeration Date
12-15-2025
Last Update Date
12-15-2025
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A social worker like Allison Nelson helps patients solve and cope with problems in their everyday lives, diagnoses and treats mental, behavioral, and emotional problems. Social workers help in wide range of situations, such as adopting a child, illness, divorce, or unemployment.

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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

Social Worker

Taxonomy Code
104100000X
Type
Behavioral Health & Social Service Providers
License No.
129857-01
License State
NY
Taxonomy Description
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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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 1407710312, we treat the final digit (2) 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 48. The final step is to find the difference between that total and the next multiple of ten (50 - 48 = 2).

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
4
Unchanged
Pos 3
0
Doubled → 0
Pos 4
7
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
1
Unchanged
Pos 7
0
Doubled → 0
Pos 8
3
Unchanged
Pos 9
1
Doubled → 2
Check
2
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 7 → 14 → 5 0 → 0 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 0 + 7 + 1 + 4 + 1 + 0 + 3 + 2 + 24 = 48

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

The next multiple of ten after 48 is 50. The difference is the calculated check digit.

50 - 48 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1407710312.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1407710312, enumerated as an "individual" on December 15, 2025.

The provider is located at 8 IRVING ST VALLEY STREAM, NY 11580 and the phone number is (347) 869-0308.

Social Worker with taxonomy code 104100000X.