MICHELLE HOANG
NPI 1831909258
Counselor - School in Piedmont, CA

NPI Status: Active since January 08, 2025

Contact Information

800 MAGNOLIA AVE
PIEDMONT, CA
ZIP 94611
Phone: (510) 594-2648

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  • Individual
  • Counselor
  • School

About MICHELLE HOANG

This page provides the complete NPI Profile along with additional information for Michelle Hoang, a provider established in Piedmont, California operating as a Counselor, focusing in school . The healthcare provider is registered in the NPI registry with number 1831909258 assigned on January 2025. The practitioner's primary taxonomy code is 101YS0200X with license number 240159643 (CA). The provider is registered as an individual and their NPI record was last updated one year ago.

NPI
1831909258
Provider Name
MICHELLE HOANG
Gender
Entity Type
Individual
Location Address
800 MAGNOLIA AVE PIEDMONT, CA 94611
Location Phone
(510) 594-2648
Mailing Address
800 MAGNOLIA AVE PIEDMONT, CA 94611
Mailing Phone
(510) 594-2648
Is Sole Proprietor?
No
Enumeration Date
01-08-2025
Last Update Date
01-08-2025
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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

Counselor School

Taxonomy Code
101YS0200X
Type
Behavioral Health & Social Service Providers
License No.
240159643
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 1831909258, 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 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
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
3
Doubled → 6
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
8
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 9 → 18 → 9 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 6 + 1 + 1 + 8 + 0 + 1 + 8 + 2 + 1 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1831909258.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Specialist/Technologist (Athletic Trainer)
800 MAGNOLIA AVE
PIEDMONT, CA 94611
Counselor (School)
800 MAGNOLIA AVE
PIEDMONT, CA 94611
Counselor (School)
800 MAGNOLIA AVE
PIEDMONT, CA 94611

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831909258, enumerated as an "individual" on January 08, 2025.

The provider is located at 800 MAGNOLIA AVE PIEDMONT, CA 94611 and the phone number is (510) 594-2648.

Counselor with taxonomy code 101YS0200X and a focus in School.