CASSANDRA NGONG
NPI 1689542540
Clinical Nurse Specialist - Adult Health in San Antonio, TX
NPI Status: Active since October 23, 2025
Contact Information
10802 MERRICK RUN
SAN ANTONIO, TX
ZIP 78254
Phone: (469) 345-9621
- Individual
- Female
- Clinical Nurse Specialist
- Adult Health
About CASSANDRA NGONG
This page provides the complete NPI Profile along with additional information for Cassandra Ngong, a provider established in San Antonio, Texas with a medical specialization in Clinical Nurse Specialist, focusing in adult health . The healthcare provider is registered in the NPI registry with number 1689542540 assigned on October 2025. The practitioner's primary taxonomy code is 364SA2200X with license number 1009575 (TX). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1689542540
- Provider Name
- CASSANDRA NGONG
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 10802 MERRICK RUN SAN ANTONIO, TX 78254
- Location Phone
- (469) 345-9621
- Mailing Address
- 10802 MERRICK RUN SAN ANTONIO, TX 78254
- Mailing Phone
- (469) 345-9621
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 10-23-2025
- Last Update Date
- 10-23-2025
- Code Navigator
A Clinical Nurse Specialist (CNS) like Cassandra Ngong is a type of advanced practice registered nurse (APRN) that provides direct patient care in various nursing specialties, including pediatrics or psychiatric-mental health. CNSs collaborate with other nurses and medical professionals to improve patient care quality. CNSs are often positioned in leadership roles where they may provide education and mentorship to other nursing personnel. Additionally, CNSs may also conduct research and advocate for certain healthcare policies.
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
Clinical Nurse Specialist Adult Health
- Taxonomy Code
- 364SA2200X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- 1009575
- License State
- TX
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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 1689542540, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).
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 70 is 70. 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 1689542540, enumerated as an "individual" on October 23, 2025.
The provider is located at 10802 MERRICK RUN SAN ANTONIO, TX 78254 and the phone number is (469) 345-9621.
Clinical Nurse Specialist with taxonomy code 364SA2200X and a focus in Adult Health.
