ALEXIS ALEXANDER
NPI 1851247837
Licensed Vocational Nurse in Rancho Cucamonga, CA

NPI Status: Active since March 10, 2026

Contact Information

10801 LEMON AVE APT 421
RANCHO CUCAMONGA, CA
ZIP 91737
Phone: (909) 443-0779

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  • Individual
  • Licensed Vocational Nurse

About ALEXIS ALEXANDER

This page provides the complete NPI Profile along with additional information for Alexis Alexander, a provider established in Rancho Cucamonga, California operating as a Licensed Vocational Nurse. The healthcare provider is registered in the NPI registry with number 1851247837 assigned on March 2026. The practitioner's primary taxonomy code is 164X00000X with license number 726075 (CA). The provider is registered as an individual and their NPI record was last updated March 2026.

NPI
1851247837
Provider Name
ALEXIS ALEXANDER
Gender
Entity Type
Individual
Location Address
10801 LEMON AVE APT 421 RANCHO CUCAMONGA, CA 91737
Location Phone
(909) 443-0779
Mailing Address
10801 LEMON AVE APT 421 RANCHO CUCAMONGA, CA 91737
Is Sole Proprietor?
Yes
Enumeration Date
03-10-2026
Last Update Date
03-10-2026
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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

Licensed Vocational Nurse

Taxonomy Code
164X00000X
Type
Nursing Service Providers
License No.
726075
License State
CA
Taxonomy Description
A licensed vocational nurse with post-high school vocational training and practical experience in the provision of nursing care at a level less than that required for certification as a Registered Nurse. [An alternate term for licensed practical nurse arising from difference in occupational titles between states and post-high school training programs and institutions.] Requirements for education, experience, licensure, and job responsibilities vary among the states.

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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 1851247837, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
2
Doubled → 4
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
8
Unchanged
Pos 9
3
Doubled → 6
Check
7
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 5 → 10 → 1 2 → 4 7 → 14 → 5 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 4 + 4 + 1 + 4 + 8 + 6 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1851247837.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851247837, enumerated as an "individual" on March 10, 2026.

The provider is located at 10801 LEMON AVE APT 421 RANCHO CUCAMONGA, CA 91737 and the phone number is (909) 443-0779.

Licensed Vocational Nurse with taxonomy code 164X00000X.