MARLEEN CORTEZ
NPI 1326977539
Counselor - School in Mission Viejo, CA
NPI Status: Active since May 14, 2026
Contact Information
25001 VETERANS WAY
MISSION VIEJO, CA
ZIP 92692
Phone: (949) 855-0162
- Individual
- Counselor
- School
About MARLEEN CORTEZ
This page provides the complete NPI Profile along with additional information for Marleen Cortez, a provider established in Mission Viejo, California operating as a Counselor, focusing in school . The healthcare provider is registered in the NPI registry with number 1326977539 assigned on May 2026. The practitioner's primary taxonomy code is 101YS0200X with license number 250128127 (CA). The provider is registered as an individual and their NPI record was last updated May 2026.
- NPI
- 1326977539
- Provider Name
- MARLEEN CORTEZ
- Gender
- Entity Type
- Individual
- Location Address
- 25001 VETERANS WAY MISSION VIEJO, CA 92692
- Location Phone
- (949) 855-0162
- Mailing Address
- 25001 VETERANS WAY MISSION VIEJO, CA 92692
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-14-2026
- Last Update Date
- 05-14-2026
- Code Navigator
Location Map
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.
- 250128127
- 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 1326977539, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 71 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1326977539, enumerated as an "individual" on May 14, 2026.
The provider is located at 25001 VETERANS WAY MISSION VIEJO, CA 92692 and the phone number is (949) 855-0162.
Counselor with taxonomy code 101YS0200X and a focus in School.
