SERGIO MANZO JR.
NPI 1043184443
Social Worker - School in Norwalk, CA

NPI Status: Active since September 30, 2025

Contact Information

14821 JERSEY AVE
NORWALK, CA
ZIP 90650
Phone: (562) 210-4060

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  • Individual
  • Male
  • Social Worker
  • School

About SERGIO MANZO

This page provides the complete NPI Profile along with additional information for Sergio Manzo, a provider established in Norwalk, California with a medical specialization in Social Worker, focusing in school . The healthcare provider is registered in the NPI registry with number 1043184443 assigned on September 2025. The practitioner's primary taxonomy code is 1041S0200X with license number 114942 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1043184443
Provider Name
SERGIO MANZO JR.
Gender
Male
Entity Type
Individual
Location Address
14821 JERSEY AVE NORWALK, CA 90650
Location Phone
(562) 210-4060
Mailing Address
12820 PIONEER BLVD NORWALK, CA 90650
Is Sole Proprietor?
No
Enumeration Date
09-30-2025
Last Update Date
10-24-2025
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A school social worker like Sergio Manzo 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.

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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 School

Taxonomy Code
1041S0200X
Type
Behavioral Health & Social Service Providers
License No.
114942
License State
CA

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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 1043184443, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 8 + 3 + 2 + 8 + 8 + 4 + 8 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1043184443.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Clinic/Center (Rehabilitation)
14821 JERSEY AVE
NORWALK, CA 90650

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1043184443, enumerated as an "individual" on September 30, 2025.

The provider is located at 14821 JERSEY AVE NORWALK, CA 90650 and the phone number is (562) 210-4060.

Social Worker with taxonomy code 1041S0200X and a focus in School.