ALEXIS CHRISTINE NELSON
NPI 1417882861
Social Worker in Ansonia, CT

NPI Status: Active since June 16, 2026

Contact Information

435 E MAIN ST
ANSONIA, CT
ZIP 06401
Phone: (203) 736-2601

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  • Individual
  • Female
  • Social Worker

About ALEXIS NELSON

This page provides the complete NPI Profile along with additional information for Alexis Nelson, a provider established in Ansonia, Connecticut with a medical specialization in Social Worker. The healthcare provider is registered in the NPI registry with number 1417882861 assigned on June 2026. The practitioner's primary taxonomy code is 104100000X. The provider is registered as an individual and her NPI record was last updated June 2026.

NPI
1417882861
Provider Name
ALEXIS CHRISTINE NELSON
Gender
Female
Entity Type
Individual
Location Address
435 E MAIN ST ANSONIA, CT 06401
Location Phone
(203) 736-2601
Mailing Address
86 BRIDGEVIEW PL STRATFORD, CT 06614
Is Sole Proprietor?
No
Enumeration Date
06-16-2026
Last Update Date
06-16-2026
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A social worker like Alexis 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
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.

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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 1417882861, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
1
Doubled → 2
Pos 4
7
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
1
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 1 → 2 8 → 16 → 7 2 → 4 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 2 + 7 + 1 + 6 + 8 + 4 + 8 + 1 + 2 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1417882861.

Other Providers at the Same Location


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

Psychologist (Clinical)
435 E MAIN ST
ANSONIA, CT 06401
Social Worker (Clinical)
435 E MAIN ST
ANSONIA, CT 06401
Social Worker (Clinical)
435 E MAIN ST
ANSONIA, CT 06401
Social Worker (Clinical)
435 E MAIN ST
ANSONIA, CT 06401
Counselor (Professional)
435 E MAIN ST
ANSONIA, CT 06401
Social Worker (Clinical)
435 E MAIN ST
ANSONIA, CT 06401
Counselor (Professional)
435 E MAIN ST
ANSONIA, CT 06401
Counselor (Professional)
435 E MAIN ST
ANSONIA, CT 06401
Counselor (Addiction (Substance Use Disorder))
435 E MAIN ST
ANSONIA, CT 06401
Counselor
435 E MAIN ST
ANSONIA, CT 06401
Counselor (Professional)
435 E MAIN ST
ANSONIA, CT 06401
Counselor (Mental Health)
435 E MAIN ST
ANSONIA, CT 06401
Counselor (Professional)
435 E MAIN ST
ANSONIA, CT 06401
Social Worker (Clinical)
435 E MAIN ST
ANSONIA, CT 06401
Social Worker (Clinical)
435 E MAIN ST
ANSONIA, CT 06401
Marriage & Family Therapist
435 E MAIN ST, BOX 658
ANSONIA, CT 06401
Social Worker (Clinical)
435 E MAIN ST
ANSONIA, CT 06401
Nurse Practitioner (Psychiatric/Mental Health)
435 E MAIN ST
ANSONIA, CT 06401
Social Worker
435 E MAIN ST
ANSONIA, CT 06401
Clinic/Center (Mental Health (Including Community Mental Health Center))
435 E MAIN ST
ANSONIA, CT 06401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1417882861, enumerated as an "individual" on June 16, 2026.

The provider is located at 435 E MAIN ST ANSONIA, CT 06401 and the phone number is (203) 736-2601.

Social Worker with taxonomy code 104100000X.