DR. PAULINE ANHMI NGUYEN PHARMD
NPI 1538889712
Pharmacist in Castro Valley, CA
NPI Status: Active since August 30, 2022
Contact Information
20103 LAKE CHABOT RD
CASTRO VALLEY, CA
ZIP 94546
Phone: (408) 637-8244
NPPES record last updated: August 30, 2022. Verified against the NPPES registry weekly; last sync: July 12, 2026.
- Individual
- Female
- Pharmacist
About PAULINE NGUYEN
This page provides the complete NPI Profile along with additional information for Pauline Nguyen, a provider established in Castro Valley, California with a medical specialization in Pharmacist. The healthcare provider is registered in the NPI registry with number 1538889712 assigned on August 2022. The practitioner's primary taxonomy code is 183500000X with license number 86655 (CA). The provider is registered as an individual and her NPI record was last updated 4 years ago.
- NPI
- 1538889712
- Provider Name
- DR. PAULINE ANHMI NGUYEN PHARMD
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 20103 LAKE CHABOT RD CASTRO VALLEY, CA 94546
- Location Phone
- (408) 637-8244
- Mailing Address
- 3504 PLEASANT ECHO DR SAN JOSE, CA 95148
- Is Sole Proprietor?
- No
- Enumeration Date
- 08-30-2022
- Last Update Date
- 08-30-2022
- Code Navigator
A pharmacist like Pauline Nguyen fills prescription medications, verifying instructions from physicians and offers expertise in the safe use of prescriptions. Pharmacists instruct patients on how to take a prescribed medicine and educate patients about potential side effects. Pharmacists might also conduct health and wellness screenings, provide immunizations, oversee the medications given to patients, and provide advice on healthy lifestyles.
Location Map
Secondary Locations
- 350 Hawthorne Ave
Oakland, CA 94609
(408) 637-8244 - 2450 Ashby Ave
Berkeley, CA 94705
(408) 637-8244
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
Pharmacist
- Taxonomy Code
- 183500000X
- Type
- Pharmacy Service Providers
- License No.
- 86655
- License State
- CA
- Taxonomy Description
- An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.
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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 1538889712, we treat the final digit (2) 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 78. The final step is to find the difference between that total and the next multiple of ten (80 - 78 = 2).
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 78 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
CASTRO VALLEY, CA 94546
CASTRO VALLEY, CA 94546
CASTRO VALLEY, CA 94546
CASTRO VALLEY, CA 94546
CASTRO VALLEY, CA 94546
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1538889712, enumerated as an "individual" on August 30, 2022.
The provider is located at 20103 LAKE CHABOT RD CASTRO VALLEY, CA 94546 and the phone number is (408) 637-8244.
Pharmacist with taxonomy code 183500000X.
