MS. ROZALYN ANDREA SANDVILLE
NPI 1104778281
Day Training/Habilitation Specialist in Los Angeles, CA

NPI Status: Active since February 11, 2026

Contact Information

1650 E 122ND ST
LOS ANGELES, CA
ZIP 90059
Phone: (213) 910-8654

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  • Individual
  • Female
  • Day Training/Habilitation Specialist

About ROZALYN SANDVILLE

This page provides the complete NPI Profile along with additional information for Rozalyn Sandville, a provider established in Los Angeles, California with a medical specialization in Day Training/habilitation Specialist. The healthcare provider is registered in the NPI registry with number 1104778281 assigned on February 2026. The practitioner's primary taxonomy code is 373H00000X. The provider is registered as an individual and her NPI record was last updated February 2026.

NPI
1104778281
Provider Name
MS. ROZALYN ANDREA SANDVILLE
Gender
Female
Entity Type
Individual
Location Address
1650 E 122ND ST LOS ANGELES, CA 90059
Location Phone
(213) 910-8654
Mailing Address
1650 E 122ND ST LOS ANGELES, CA 90059
Mailing Phone
(213) 910-8654
Is Sole Proprietor?
Yes
Enumeration Date
02-11-2026
Last Update Date
02-11-2026
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Location Map

Secondary Locations

  • 4900 Angeles Vista Blvd
    View Park, CA 90043
    (323) 403-2227

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

Day Training/Habilitation Specialist

Taxonomy Code
373H00000X
Type
Nursing Service Related Providers
License State
CA
Taxonomy Description
Individuals experienced or trained in working with developmentally disabled individuals who need assistance in acquiring and maintaining life skills that enable them to cope more effectively with the demands of independent living.

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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 1104778281, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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
1
Unchanged
Pos 3
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
7
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 0 → 0 7 → 14 → 5 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 1 + 4 + 7 + 1 + 6 + 2 + 1 + 6 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1104778281.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104778281, enumerated as an "individual" on February 11, 2026.

The provider is located at 1650 E 122ND ST LOS ANGELES, CA 90059 and the phone number is (213) 910-8654.

Day Training/Habilitation Specialist with taxonomy code 373H00000X.