PHAT TAN NGUYEN PHARM.D
NPI 1245032838
Pharmacy - Institutional Pharmacy in Temecula, CA

NPI Status: Active since March 25, 2025

Contact Information

31700 TEMECULA PKWY
TEMECULA, CA
ZIP 92592
Phone: (951) 331-2500

NPI Profile Information
Primary Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Pharmacy
Institutional Pharmacy

About PHAT NGUYEN

This page provides the complete NPI Profile along with additional information for Phat Nguyen, a provider established in Temecula, California with a medical specialization in Pharmacy, focusing in institutional pharmacy . The healthcare provider is registered in the NPI registry with number 1245032838 assigned on March 2025. The practitioner's primary taxonomy code is 3336I0012X with license number 47790 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1245032838
Provider Name: PHAT TAN NGUYEN PHARM.D
Gender: Male
Entity Type: Individual
Location Address: 31700 TEMECULA PKWY TEMECULA, CA 92592
Location Phone: (951) 331-2500
Mailing Address: 31700 TEMECULA PKWY TEMECULA, CA 92592
Mailing Phone: (951) 331-2500
Is Sole Proprietor?: Yes
Enumeration Date: 03-25-2025
Last Update Date: 03-25-2025
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: Pharmacy Institutional Pharmacy
Taxonomy Code: 3336I0012X
Type: Suppliers
License No.: 47790
License State: CA
Taxonomy Description: A pharmacy in a hospital (inpatient) or institution used by pharmacists for the compounding and delivery of medicinal preparations to be administered to the patient by nursing or other authorized personnel. Institutional Pharmacies also counsel patients and caregivers; administer vaccinations; and provide other professional services associated with pharmaceutical care such as health screenings, consultative services with other health care providers, collaborative practice, disease state management, and education classes.

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 1245032838, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 8

Pos 4

Unchanged

Pos 5

Doubled → 0

Pos 6

Unchanged

Pos 7

Doubled → 4

Pos 8

Unchanged

Pos 9

Doubled → 6

Check

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 4 → 8 0 → 0 2 → 4 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 8 + 5 + 0 + 3 + 4 + 8 + 6 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1245032838.