KA SON
NPI 1134058043
Pharmacist - Oncology in Lacey, WA

NPI Status: Active since May 16, 2026

Contact Information

4525 3RD AVE SE STE 200
LACEY, WA
ZIP 98503
Phone: (360) 754-3934

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  • Individual
  • Female
  • Pharmacist
  • Oncology

About KA SON

This page provides the complete NPI Profile along with additional information for Ka Son, a provider established in Lacey, Washington with a medical specialization in Pharmacist, focusing in oncology . The healthcare provider is registered in the NPI registry with number 1134058043 assigned on May 2026. The practitioner's primary taxonomy code is 1835X0200X with license number PHRM.PH.61449724 (WA). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1134058043
Provider Name
KA SON
Other Name
JEN SON
Other Name Type
Professional Name (2)
Gender
Female
Entity Type
Individual
Location Address
4525 3RD AVE SE STE 200 LACEY, WA 98503
Location Phone
(360) 754-3934
Mailing Address
4525 3RD AVE SE STE 200 LACEY, WA 98503
Is Sole Proprietor?
Yes
Enumeration Date
05-16-2026
Last Update Date
05-16-2026
Code Navigator

A pharmacist like Ka Son 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.
PHRM.PH.61449724
License State
WA
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.

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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 1134058043, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
3
Doubled → 6
Pos 4
4
Unchanged
Pos 5
0
Doubled → 0
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
0
Unchanged
Pos 9
4
Doubled → 8
Check
3
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 3 → 6 0 → 0 8 → 16 → 7 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 6 + 4 + 0 + 5 + 1 + 6 + 0 + 8 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1134058043.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Medical Oncology)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Pharmacist (Oncology)
4525 3RD AVE SE STE 200
OLYMPIA, WA 98503
Internal Medicine (Hematology & Oncology)
4525 3RD AVE SE STE 200, PMG SW WA PRCS LACEY CLINIC
LACEY, WA 98503
Internal Medicine (Hematology & Oncology)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Nurse Practitioner (Family)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Internal Medicine (Medical Oncology)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Massage Therapist
4525 3RD AVE SE STE 200
LACEY, WA 98503
Massage Therapist
4525 3RD AVE SE STE 200
LACEY, WA 98503
Internal Medicine (Hematology & Oncology)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Nurse Practitioner (Adult Health)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Pharmacist (Pharmacotherapy)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Obstetrics & Gynecology (Gynecologic Oncology)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Internal Medicine (Medical Oncology)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Pharmacist
4525 3RD AVE SE STE 200
LACEY, WA 98503
Nurse Practitioner
4525 3RD AVE SE STE 200
LACEY, WA 98503
Pharmacist
4525 3RD AVE SE STE 200
LACEY, WA 98503
Obstetrics & Gynecology (Gynecologic Oncology)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Pharmacist
4525 3RD AVE SE STE 200
LACEY, WA 98503
Obstetrics & Gynecology (Gynecologic Oncology)
4525 3RD AVE SE STE 200
LACEY, WA 98503
Clinical Nurse Specialist (Oncology)
4525 3RD AVE SE STE 200
LACEY, WA 98503

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1134058043, enumerated as an "individual" on May 16, 2026.

The provider is located at 4525 3RD AVE SE STE 200 LACEY, WA 98503 and the phone number is (360) 754-3934.

Pharmacist with taxonomy code 1835X0200X and a focus in Oncology.