SHARON XU
NPI 1255148557
Pharmacist - Oncology in Irvine, CA

NPI Status: Active since December 11, 2024

Contact Information

1000 FIVEPOINT
IRVINE, CA
ZIP 92618
Phone: (707) 889-3830

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

Individual
Female
Pharmacist
Oncology

About SHARON XU

This page provides the complete NPI Profile along with additional information for Sharon Xu, a provider established in Irvine, California with a medical specialization in Pharmacist, focusing in oncology . The healthcare provider is registered in the NPI registry with number 1255148557 assigned on December 2024. The practitioner's primary taxonomy code is 1835X0200X with license number 85118 (CA). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI: 1255148557
Provider Name: SHARON XU
Gender: Female
Entity Type: Individual
Location Address: 1000 FIVEPOINT IRVINE, CA 92618
Location Phone: (707) 889-3830
Mailing Address: 1000 FIVEPOINT IRVINE, CA 92618
Is Sole Proprietor?: Yes
Enumeration Date: 12-11-2024
Last Update Date: 12-11-2024
Code Navigator

A pharmacist like Sharon Xu 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

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 Oncology
Taxonomy Code: 1835X0200X
Type: Pharmacy Service Providers
License No.: 85118
License State: CA
Taxonomy Description: A licensed pharmacist who has demonstrated specialized knowledge and skill in developing, recommending, implementing, monitoring, and modifying pharmacotherapeutic plans to optimize outcomes in patients with malignant diseases.

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 1255148557, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 10 → 1 + 0

Pos 4

Unchanged

Pos 5

Doubled → 2

Pos 6

Unchanged

Pos 7

Doubled → 16 → 1 + 6

Pos 8

Unchanged

Pos 9

Doubled → 10 → 1 + 0

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 5 → 10 → 1 1 → 2 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 2 + 4 + 1 + 6 + 5 + 1 + 0 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7

This NPI is valid

The calculated check digit is 7, which matches the last digit of 1255148557.